/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/email_spec0_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 15:49:25,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 15:49:25,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 15:49:25,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 15:49:25,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 15:49:25,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 15:49:25,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 15:49:25,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 15:49:25,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 15:49:25,117 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 15:49:25,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 15:49:25,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 15:49:25,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 15:49:25,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 15:49:25,123 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 15:49:25,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 15:49:25,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 15:49:25,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 15:49:25,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 15:49:25,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 15:49:25,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 15:49:25,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 15:49:25,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 15:49:25,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 15:49:25,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 15:49:25,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 15:49:25,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 15:49:25,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 15:49:25,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 15:49:25,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 15:49:25,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 15:49:25,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 15:49:25,147 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 15:49:25,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 15:49:25,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 15:49:25,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 15:49:25,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 15:49:25,151 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 15:49:25,151 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 15:49:25,152 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 15:49:25,153 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 15:49:25,155 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 [2020-10-28 15:49:25,207 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 15:49:25,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 15:49:25,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 15:49:25,209 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 15:49:25,210 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 15:49:25,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 15:49:25,211 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 15:49:25,211 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 15:49:25,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 15:49:25,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 15:49:25,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 15:49:25,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 15:49:25,213 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 15:49:25,213 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 15:49:25,214 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 15:49:25,214 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 15:49:25,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 15:49:25,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 15:49:25,214 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 15:49:25,215 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 15:49:25,215 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 15:49:25,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 15:49:25,216 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 15:49:25,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 15:49:25,216 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 15:49:25,216 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 15:49:25,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 15:49:25,217 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 15:49:25,217 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 15:49:25,217 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 15:49:25,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 15:49:25,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 15:49:25,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 15:49:25,651 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 15:49:25,651 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 15:49:25,652 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product05.cil.c [2020-10-28 15:49:25,729 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8c7f5bbea/5aad1fb8206e4c4baedeebae206088e6/FLAG39091b2f7 [2020-10-28 15:49:26,644 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 15:49:26,645 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec0_product05.cil.c [2020-10-28 15:49:26,674 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8c7f5bbea/5aad1fb8206e4c4baedeebae206088e6/FLAG39091b2f7 [2020-10-28 15:49:26,788 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8c7f5bbea/5aad1fb8206e4c4baedeebae206088e6 [2020-10-28 15:49:26,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 15:49:26,804 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 15:49:26,807 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 15:49:26,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 15:49:26,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 15:49:26,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:49:26" (1/1) ... [2020-10-28 15:49:26,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53483ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:49:26, skipping insertion in model container [2020-10-28 15:49:26,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:49:26" (1/1) ... [2020-10-28 15:49:26,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 15:49:26,880 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 15:49:27,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:49:27,422 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 15:49:27,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:49:27,683 INFO L208 MainTranslator]: Completed translation [2020-10-28 15:49:27,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:49:27 WrapperNode [2020-10-28 15:49:27,685 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 15:49:27,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 15:49:27,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 15:49:27,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 15:49:27,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:49:27" (1/1) ... [2020-10-28 15:49:27,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:49:27" (1/1) ... [2020-10-28 15:49:27,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:49:27" (1/1) ... [2020-10-28 15:49:27,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:49:27" (1/1) ... [2020-10-28 15:49:27,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:49:27" (1/1) ... [2020-10-28 15:49:27,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:49:27" (1/1) ... [2020-10-28 15:49:27,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:49:27" (1/1) ... [2020-10-28 15:49:27,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 15:49:27,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 15:49:27,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 15:49:27,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 15:49:27,877 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:49:27" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 15:49:27,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 15:49:27,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 15:49:27,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 15:49:27,969 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 15:49:27,969 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-28 15:49:27,969 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-28 15:49:27,969 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-28 15:49:27,969 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-28 15:49:27,969 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-28 15:49:27,970 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 15:49:27,970 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 15:49:27,970 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-28 15:49:27,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 15:49:27,970 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 15:49:27,970 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-28 15:49:27,971 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-28 15:49:27,971 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-28 15:49:27,971 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-28 15:49:27,971 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-28 15:49:27,971 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-28 15:49:27,971 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-28 15:49:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-28 15:49:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-28 15:49:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-28 15:49:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-28 15:49:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-28 15:49:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-28 15:49:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-28 15:49:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-28 15:49:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-28 15:49:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-28 15:49:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-28 15:49:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-28 15:49:27,974 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-28 15:49:27,974 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-28 15:49:27,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 15:49:27,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 15:49:27,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 15:49:27,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 15:49:27,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 15:49:27,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 15:49:27,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2020-10-28 15:49:27,975 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-28 15:49:27,975 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-28 15:49:27,975 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-28 15:49:27,975 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-28 15:49:27,976 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-28 15:49:27,976 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-28 15:49:27,976 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-28 15:49:27,976 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-28 15:49:27,976 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-28 15:49:27,976 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-28 15:49:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-28 15:49:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-28 15:49:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-28 15:49:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-28 15:49:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-28 15:49:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-28 15:49:27,978 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-28 15:49:27,978 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-28 15:49:27,978 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-28 15:49:27,978 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-28 15:49:27,978 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-28 15:49:27,978 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-28 15:49:27,979 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-28 15:49:27,979 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-28 15:49:27,979 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-28 15:49:27,979 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-28 15:49:27,979 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-28 15:49:27,979 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-28 15:49:27,980 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-28 15:49:27,980 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-28 15:49:27,980 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-28 15:49:27,980 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-28 15:49:27,980 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-10-28 15:49:27,980 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-28 15:49:27,981 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-28 15:49:27,981 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-28 15:49:27,981 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-28 15:49:27,981 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-28 15:49:27,981 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-28 15:49:27,981 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-28 15:49:27,982 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-28 15:49:27,982 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-28 15:49:27,982 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-28 15:49:27,982 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-28 15:49:27,982 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-28 15:49:27,982 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-28 15:49:27,983 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 15:49:27,983 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 15:49:27,983 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 15:49:27,983 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 15:49:27,983 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 15:49:27,984 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 15:49:27,984 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 15:49:27,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 15:49:27,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 15:49:27,984 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 15:49:27,984 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-28 15:49:27,984 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-28 15:49:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-28 15:49:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 15:49:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 15:49:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 15:49:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-28 15:49:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-28 15:49:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-28 15:49:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-28 15:49:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-28 15:49:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-28 15:49:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-28 15:49:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-28 15:49:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-28 15:49:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-28 15:49:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 15:49:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 15:49:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 15:49:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-28 15:49:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 15:49:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-28 15:49:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-28 15:49:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-28 15:49:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-28 15:49:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-28 15:49:27,989 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-28 15:49:27,989 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-28 15:49:27,989 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-28 15:49:27,989 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-28 15:49:27,989 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-28 15:49:27,989 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-28 15:49:27,990 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-28 15:49:27,990 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-28 15:49:27,990 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-28 15:49:27,990 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-28 15:49:27,990 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-28 15:49:27,990 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-28 15:49:27,991 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-28 15:49:27,991 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-28 15:49:27,991 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-28 15:49:27,991 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-28 15:49:27,991 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 15:49:27,991 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 15:49:27,992 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 15:49:27,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 15:49:27,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 15:49:27,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 15:49:27,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 15:49:27,992 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 15:49:27,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 15:49:27,993 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 15:49:27,993 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 15:49:27,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 15:49:27,993 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 15:49:27,993 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 15:49:27,994 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 15:49:27,994 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-28 15:49:27,994 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2020-10-28 15:49:27,994 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-28 15:49:27,994 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-28 15:49:27,994 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-28 15:49:27,994 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-28 15:49:27,995 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-28 15:49:27,995 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-28 15:49:27,995 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-28 15:49:27,995 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-28 15:49:27,995 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-28 15:49:27,995 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-28 15:49:27,995 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-28 15:49:27,996 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-28 15:49:27,996 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-28 15:49:27,996 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-28 15:49:27,996 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-28 15:49:27,996 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-28 15:49:27,996 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-28 15:49:27,997 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-28 15:49:27,997 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-28 15:49:27,997 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-28 15:49:27,997 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-28 15:49:27,997 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-28 15:49:27,997 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-28 15:49:27,998 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-28 15:49:27,998 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-28 15:49:27,998 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-28 15:49:27,998 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-28 15:49:27,998 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-28 15:49:27,998 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-28 15:49:27,999 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-28 15:49:27,999 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-28 15:49:27,999 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-28 15:49:27,999 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-28 15:49:27,999 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-28 15:49:27,999 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-28 15:49:27,999 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-10-28 15:49:28,000 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-28 15:49:28,000 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-28 15:49:28,000 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 15:49:28,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 15:49:28,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 15:49:28,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 15:49:30,009 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 15:49:30,009 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-28 15:49:30,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:49:30 BoogieIcfgContainer [2020-10-28 15:49:30,012 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 15:49:30,014 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 15:49:30,014 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 15:49:30,017 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 15:49:30,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 03:49:26" (1/3) ... [2020-10-28 15:49:30,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dfe02f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:49:30, skipping insertion in model container [2020-10-28 15:49:30,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:49:27" (2/3) ... [2020-10-28 15:49:30,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dfe02f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:49:30, skipping insertion in model container [2020-10-28 15:49:30,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:49:30" (3/3) ... [2020-10-28 15:49:30,021 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec0_product05.cil.c [2020-10-28 15:49:30,032 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 15:49:30,038 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 15:49:30,051 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 15:49:30,082 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 15:49:30,083 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 15:49:30,083 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 15:49:30,083 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 15:49:30,083 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 15:49:30,083 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 15:49:30,083 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 15:49:30,083 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 15:49:30,105 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states. [2020-10-28 15:49:30,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-10-28 15:49:30,119 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:49:30,120 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2020-10-28 15:49:30,120 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:49:30,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:49:30,127 INFO L82 PathProgramCache]: Analyzing trace with hash 139926943, now seen corresponding path program 1 times [2020-10-28 15:49:30,136 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:49:30,136 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1371727885] [2020-10-28 15:49:30,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:49:30,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:30,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:30,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:31,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:32,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:33,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:35,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:35,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-28 15:49:35,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:49:35,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-28 15:49:35,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:35,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:35,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:35,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-28 15:49:35,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:35,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:49:37,415 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-28 15:49:37,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:49:37,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:37,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:37,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:37,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:37,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:37,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-28 15:49:37,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:37,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:37,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:37,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:37,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:37,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:37,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:49:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:37,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:37,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:37,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:49:37,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:37,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:37,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:37,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:37,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:37,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:37,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:37,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:37,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:49:37,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:37,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:37,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:37,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:49:37,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:37,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:37,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:37,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:37,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:37,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:37,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:37,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:37,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:49:37,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:37,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:37,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:37,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:37,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:37,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:37,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:37,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:37,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:37,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:37,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:37,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:37,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:49:37,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:37,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:37,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:37,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:38,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:38,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:49:38,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:49:38,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 595 [2020-10-28 15:49:38,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:38,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:38,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:38,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:38,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:38,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:38,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:38,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:38,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:38,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:38,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:49:38,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:38,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 15:49:38,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:38,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:38,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:38,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:38,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:38,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:49:38,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:38,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:38,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:38,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:38,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:38,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:38,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:49:38,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:38,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:38,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:38,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:38,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:38,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:38,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:49:38,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:38,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:38,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:38,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:49:38,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:38,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:49:38,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:38,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:38,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:38,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:38,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:38,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:38,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:38,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:38,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:38,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:38,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:38,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:38,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:49:38,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:38,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:38,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:38,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:38,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:38,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:38,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:49:38,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:38,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:38,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:38,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:49:38,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:38,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:49:38,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:38,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:38,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:38,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:38,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:38,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:38,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:38,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:38,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:38,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:38,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:38,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:38,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:38,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:38,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:38,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:38,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:38,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:38,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:38,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-28 15:49:38,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:38,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:38,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:38,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:49:38,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:38,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:49:38,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:38,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:38,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:38,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:49:38,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:38,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:38,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:38,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:38,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:38,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:38,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:38,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:38,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:49:38,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:38,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:38,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:38,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:38,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:38,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:38,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:49:38,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:38,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:38,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:38,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:38,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:38,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:49:38,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:38,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:38,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:38,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:38,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:38,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:49:38,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 15:49:38,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:38,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:38,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:38,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:38,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:38,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:49:38,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:38,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:38,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:38,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:49:38,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:38,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:38,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 15:49:38,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:38,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:38,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:38,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:38,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:38,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:49:38,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:38,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:38,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:38,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:49:38,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:38,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:38,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-28 15:49:38,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:38,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:38,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:38,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:38,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:38,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:38,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:38,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:38,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:38,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:49:38,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:38,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:38,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 15:49:38,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:38,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:38,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:38,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:49:38,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:38,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:49:38,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:38,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:38,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:38,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:49:38,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:38,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:38,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:38,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:38,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:38,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:38,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:38,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:38,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:38,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:38,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:38,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:38,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:38,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:38,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:38,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-28 15:49:38,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:38,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:38,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:38,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:38,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:38,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:38,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:38,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:38,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:38,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:49:38,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:38,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:38,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-28 15:49:38,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:38,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:38,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:38,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:38,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:38,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:49:38,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:38,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:38,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:38,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:49:38,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:38,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:38,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-28 15:49:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:38,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:38,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:38,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:38,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:38,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:38,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:38,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:38,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:38,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:49:38,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:38,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 15:49:38,531 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-28 15:49:38,532 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1371727885] [2020-10-28 15:49:38,535 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:49:38,535 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 15:49:38,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739122298] [2020-10-28 15:49:38,543 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 15:49:38,544 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:49:38,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 15:49:38,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-10-28 15:49:38,559 INFO L87 Difference]: Start difference. First operand 232 states. Second operand 8 states. [2020-10-28 15:49:45,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:49:45,812 INFO L93 Difference]: Finished difference Result 537 states and 744 transitions. [2020-10-28 15:49:45,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 15:49:45,814 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 131 [2020-10-28 15:49:45,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:49:45,832 INFO L225 Difference]: With dead ends: 537 [2020-10-28 15:49:45,832 INFO L226 Difference]: Without dead ends: 342 [2020-10-28 15:49:45,837 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2020-10-28 15:49:45,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2020-10-28 15:49:46,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 216. [2020-10-28 15:49:46,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-10-28 15:49:46,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 268 transitions. [2020-10-28 15:49:46,067 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 268 transitions. Word has length 131 [2020-10-28 15:49:46,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:49:46,069 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 268 transitions. [2020-10-28 15:49:46,069 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 15:49:46,069 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 268 transitions. [2020-10-28 15:49:46,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-10-28 15:49:46,082 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:49:46,082 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2020-10-28 15:49:46,083 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 15:49:46,083 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:49:46,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:49:46,084 INFO L82 PathProgramCache]: Analyzing trace with hash -1055938671, now seen corresponding path program 1 times [2020-10-28 15:49:46,084 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:49:46,084 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1756265891] [2020-10-28 15:49:46,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:49:46,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:46,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:46,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:46,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:47,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:47,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:51,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:51,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-28 15:49:51,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:49:51,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-28 15:49:51,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:51,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:51,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:49:51,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-28 15:49:51,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 15:49:51,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:52,971 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-28 15:49:52,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:49:52,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:52,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:53,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 15:49:53,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:53,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:53,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:49:53,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:49:53,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:53,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:53,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:53,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:49:53,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:49:53,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:53,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:53,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:53,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:49:53,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:53,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:53,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:53,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:53,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:49:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:49:53,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:49:53,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 419 [2020-10-28 15:49:53,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:53,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:53,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:49:53,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:49:53,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:53,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:53,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:53,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:49:53,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:53,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:53,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:49:53,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:49:53,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:49:53,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:53,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:53,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:53,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:53,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:53,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:53,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:53,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:49:53,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:49:53,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:49:53,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:53,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:53,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:53,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:53,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:49:53,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:53,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:53,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 15:49:53,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:49:53,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:49:53,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:49:53,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:53,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:53,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:49:53,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:53,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:53,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:49:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:53,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:53,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:53,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:53,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-28 15:49:53,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:53,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:53,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:49:53,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:53,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-28 15:49:53,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:53,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:53,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:49:53,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:53,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 15:49:53,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:53,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:53,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:49:53,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:53,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-28 15:49:53,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:49:53,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:49:53,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:49:53,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:53,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:53,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:53,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:53,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:53,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:53,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-28 15:49:53,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:53,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:53,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:49:53,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:53,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-28 15:49:53,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:53,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:49:53,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:49:53,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:53,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-28 15:49:53,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:53,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:53,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:53,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:53,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:53,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:53,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:53,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:53,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:49:53,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:53,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:53,808 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-28 15:49:53,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1756265891] [2020-10-28 15:49:53,809 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:49:53,809 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:49:53,809 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76459664] [2020-10-28 15:49:53,811 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:49:53,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:49:53,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:49:53,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:49:53,812 INFO L87 Difference]: Start difference. First operand 216 states and 268 transitions. Second operand 9 states. [2020-10-28 15:49:56,681 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-28 15:50:01,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:50:01,908 INFO L93 Difference]: Finished difference Result 477 states and 617 transitions. [2020-10-28 15:50:01,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 15:50:01,910 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 132 [2020-10-28 15:50:01,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:50:01,916 INFO L225 Difference]: With dead ends: 477 [2020-10-28 15:50:01,916 INFO L226 Difference]: Without dead ends: 345 [2020-10-28 15:50:01,919 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2020-10-28 15:50:01,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2020-10-28 15:50:02,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 218. [2020-10-28 15:50:02,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2020-10-28 15:50:02,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 270 transitions. [2020-10-28 15:50:02,027 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 270 transitions. Word has length 132 [2020-10-28 15:50:02,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:50:02,027 INFO L481 AbstractCegarLoop]: Abstraction has 218 states and 270 transitions. [2020-10-28 15:50:02,027 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:50:02,027 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 270 transitions. [2020-10-28 15:50:02,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-28 15:50:02,029 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:50:02,029 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2020-10-28 15:50:02,030 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 15:50:02,030 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:50:02,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:50:02,030 INFO L82 PathProgramCache]: Analyzing trace with hash -1930792434, now seen corresponding path program 1 times [2020-10-28 15:50:02,031 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:50:02,031 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1314609062] [2020-10-28 15:50:02,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:50:02,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:02,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:02,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:02,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:04,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:05,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:07,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:07,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-28 15:50:07,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:50:07,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 15:50:07,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:07,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:07,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:50:07,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-28 15:50:07,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:50:07,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:08,893 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-28 15:50:08,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:50:08,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:08,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:08,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:08,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:08,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:08,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 15:50:08,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:08,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:08,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:08,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:08,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:08,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:08,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:50:08,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:08,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:08,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:08,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:50:08,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:08,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:08,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:08,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:08,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:08,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:08,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:08,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:08,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:50:08,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:08,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:08,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:08,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:50:08,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:08,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:08,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:08,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:08,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:08,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:08,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:08,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:08,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:50:08,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:08,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:08,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:08,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:08,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:08,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:08,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:08,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:08,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:08,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:08,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:08,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:08,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:50:08,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:08,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:09,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:50:09,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:50:09,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 312 [2020-10-28 15:50:09,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:09,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:09,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:09,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:09,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:09,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:09,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:09,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:09,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:50:09,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:09,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:50:09,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:09,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:09,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:09,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:09,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:09,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:09,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:09,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:09,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:09,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:09,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:09,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:09,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:09,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:09,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:09,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:09,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:09,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:09,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:50:09,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:09,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:09,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:50:09,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:09,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:50:09,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:09,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:09,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:09,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:09,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:09,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:09,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:09,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:09,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:09,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:09,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:09,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:09,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:09,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:09,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:09,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:09,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:09,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:50:09,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:09,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:09,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:50:09,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:09,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:50:09,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:09,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:09,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:09,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:09,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:09,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:09,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:09,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:09,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:09,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:09,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:09,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:09,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:09,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:09,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:09,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:09,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:09,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:09,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 15:50:09,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:09,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:09,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:50:09,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:09,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:50:09,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:09,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:09,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:09,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:50:09,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:09,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:09,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:09,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:09,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:09,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:09,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:09,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:09,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:09,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:09,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:09,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:09,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:09,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:50:09,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:09,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:09,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:09,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:09,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:09,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:09,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:09,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:09,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:09,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:09,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:09,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 15:50:09,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:09,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:09,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:09,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:09,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:09,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:09,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:09,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:09,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:09,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:09,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:09,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-28 15:50:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:09,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:09,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:09,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:09,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:50:09,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:09,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:09,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:09,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:09,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:09,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:09,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-28 15:50:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:09,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:09,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:09,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:09,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:09,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:09,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:09,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:09,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:09,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:09,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:09,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-28 15:50:09,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:09,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:09,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:50:09,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:09,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:50:09,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:09,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:09,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:09,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:50:09,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:09,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:09,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:09,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:09,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:09,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:09,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:50:09,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:09,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:09,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:09,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:09,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:09,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:09,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-28 15:50:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:09,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:09,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:09,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:09,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:09,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:09,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:09,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:09,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:09,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:09,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:09,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-28 15:50:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:09,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:09,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:09,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:09,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:09,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:09,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:09,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:09,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:09,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:09,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:50:09,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-28 15:50:09,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:09,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:09,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:09,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:09,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:09,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:09,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:09,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:09,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:50:09,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:09,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:09,599 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-28 15:50:09,600 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1314609062] [2020-10-28 15:50:09,600 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:50:09,600 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 15:50:09,600 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379261128] [2020-10-28 15:50:09,602 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:50:09,602 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:50:09,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:50:09,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:50:09,604 INFO L87 Difference]: Start difference. First operand 218 states and 270 transitions. Second operand 10 states. [2020-10-28 15:50:13,030 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-28 15:50:14,805 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-28 15:50:20,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:50:20,516 INFO L93 Difference]: Finished difference Result 509 states and 674 transitions. [2020-10-28 15:50:20,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 15:50:20,516 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 137 [2020-10-28 15:50:20,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:50:20,520 INFO L225 Difference]: With dead ends: 509 [2020-10-28 15:50:20,520 INFO L226 Difference]: Without dead ends: 377 [2020-10-28 15:50:20,522 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=98, Invalid=174, Unknown=0, NotChecked=0, Total=272 [2020-10-28 15:50:20,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2020-10-28 15:50:20,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 245. [2020-10-28 15:50:20,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 245 states. [2020-10-28 15:50:20,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 320 transitions. [2020-10-28 15:50:20,697 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 320 transitions. Word has length 137 [2020-10-28 15:50:20,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:50:20,697 INFO L481 AbstractCegarLoop]: Abstraction has 245 states and 320 transitions. [2020-10-28 15:50:20,697 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 15:50:20,697 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 320 transitions. [2020-10-28 15:50:20,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-28 15:50:20,699 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:50:20,699 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2020-10-28 15:50:20,700 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 15:50:20,700 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:50:20,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:50:20,700 INFO L82 PathProgramCache]: Analyzing trace with hash -1584681551, now seen corresponding path program 2 times [2020-10-28 15:50:20,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:50:20,701 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1060749086] [2020-10-28 15:50:20,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:50:20,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:20,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:20,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:20,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:20,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:23,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:24,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:25,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:25,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-28 15:50:25,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:50:25,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 15:50:25,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:25,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:25,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:50:25,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-28 15:50:25,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:50:25,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:27,714 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-28 15:50:27,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:50:27,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:27,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:27,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:27,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:27,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:27,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 15:50:27,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:27,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:27,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:27,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:27,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:27,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:27,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:50:27,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:27,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:27,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:27,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:50:27,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:27,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:27,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:27,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:27,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:27,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:27,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:27,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:27,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:50:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:27,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:27,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:27,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:50:27,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:27,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:27,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:27,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:27,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:27,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:27,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:27,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:27,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:50:27,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:27,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:27,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:27,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:27,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:27,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:27,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:27,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:27,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:27,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:27,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:27,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:27,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:50:27,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:27,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:27,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:27,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:28,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:28,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:50:28,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:50:28,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 234 [2020-10-28 15:50:28,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:28,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:28,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:28,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:28,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:28,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:28,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:28,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:28,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:28,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:28,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:50:28,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:28,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:50:28,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:28,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:28,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:28,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:28,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:28,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:28,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:28,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:28,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:28,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:28,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:28,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:28,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:28,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:28,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:28,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:28,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:28,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:28,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:28,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:50:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:28,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:28,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:28,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:50:28,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:28,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:50:28,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:28,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:28,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:28,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:28,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:28,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:28,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:28,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:28,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:28,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:28,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:28,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:28,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:28,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:28,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:28,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:28,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:28,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:28,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:28,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:50:28,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:28,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:28,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:28,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:50:28,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:28,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:50:28,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:28,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:28,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:28,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:28,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:28,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:28,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:28,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:28,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:28,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:28,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:28,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:28,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:28,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:28,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:28,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:28,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:28,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:28,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:28,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-28 15:50:28,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:28,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:28,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:28,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:50:28,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:28,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:50:28,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:28,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:28,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:28,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:50:28,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:28,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:50:28,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:28,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:28,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:28,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:28,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:28,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:28,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:28,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:28,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:28,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:28,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:28,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:28,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:50:28,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:50:28,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:28,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:28,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:28,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:28,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:28,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:28,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:28,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:28,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:28,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:28,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:28,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:50:28,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-28 15:50:28,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:28,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:28,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:28,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:28,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:28,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:28,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:28,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:28,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:28,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:28,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:28,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:50:28,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-28 15:50:28,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:28,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:28,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:28,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:28,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:28,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:28,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:28,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:28,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:28,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:28,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:28,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:50:28,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-28 15:50:28,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:28,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:28,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:28,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:28,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:28,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:28,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:28,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:28,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:28,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:28,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:28,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:28,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 15:50:28,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:28,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:28,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:28,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:50:28,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:28,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:50:28,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:28,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:28,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:28,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:50:28,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:28,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:28,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:28,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:28,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:28,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:28,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:28,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:28,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:28,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:28,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:28,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:28,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:28,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:28,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:28,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-28 15:50:28,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:28,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:28,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:28,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:28,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:28,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:28,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:28,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:28,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:28,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:28,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:28,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:50:28,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-28 15:50:28,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:28,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:28,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:28,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:28,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:28,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:28,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:28,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:28,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:28,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:28,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:28,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:50:28,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-28 15:50:28,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:28,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:28,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:28,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:28,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:28,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:28,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:28,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:28,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:28,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:50:28,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:28,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:50:28,382 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-28 15:50:28,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1060749086] [2020-10-28 15:50:28,383 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:50:28,383 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:50:28,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102323663] [2020-10-28 15:50:28,386 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:50:28,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:50:28,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:50:28,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:50:28,388 INFO L87 Difference]: Start difference. First operand 245 states and 320 transitions. Second operand 9 states. [2020-10-28 15:50:31,593 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-28 15:50:36,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:50:36,925 INFO L93 Difference]: Finished difference Result 598 states and 835 transitions. [2020-10-28 15:50:36,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 15:50:36,925 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 142 [2020-10-28 15:50:36,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:50:36,929 INFO L225 Difference]: With dead ends: 598 [2020-10-28 15:50:36,929 INFO L226 Difference]: Without dead ends: 430 [2020-10-28 15:50:36,930 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:50:36,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2020-10-28 15:50:37,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 273. [2020-10-28 15:50:37,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2020-10-28 15:50:37,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 370 transitions. [2020-10-28 15:50:37,085 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 370 transitions. Word has length 142 [2020-10-28 15:50:37,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:50:37,086 INFO L481 AbstractCegarLoop]: Abstraction has 273 states and 370 transitions. [2020-10-28 15:50:37,086 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:50:37,086 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 370 transitions. [2020-10-28 15:50:37,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-28 15:50:37,088 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:50:37,088 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2020-10-28 15:50:37,089 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 15:50:37,089 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:50:37,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:50:37,089 INFO L82 PathProgramCache]: Analyzing trace with hash 1257057628, now seen corresponding path program 1 times [2020-10-28 15:50:37,089 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:50:37,090 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1549546438] [2020-10-28 15:50:37,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:50:37,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:37,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:37,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:37,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:37,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:37,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:39,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:39,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:42,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:42,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 211 [2020-10-28 15:50:42,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:50:42,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-28 15:50:42,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:42,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:42,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:50:42,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-28 15:50:42,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:50:42,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:43,931 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-28 15:50:43,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:50:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:43,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:43,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:43,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:43,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:43,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 15:50:43,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:43,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:43,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:43,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:43,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:43,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:43,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:50:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:43,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:43,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:43,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:50:43,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:43,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:43,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:43,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:43,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:43,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:43,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:43,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:43,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:50:43,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:43,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:43,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:43,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:50:43,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:43,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:43,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:43,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:43,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:43,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:43,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:43,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:43,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:50:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:43,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:43,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:43,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:43,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:43,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:43,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:43,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:43,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:43,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:43,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:43,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:50:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:44,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:44,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:50:44,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:50:44,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 201 [2020-10-28 15:50:44,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:44,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:44,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:44,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:44,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:44,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:44,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:44,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:44,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:50:44,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:44,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:50:44,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:44,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:44,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:44,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:44,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:44,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:44,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:44,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:44,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:44,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:44,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:44,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:44,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:44,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:44,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:44,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:44,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:50:44,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:44,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:44,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:50:44,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:44,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:44,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:44,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:44,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:44,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:44,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:44,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:44,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:44,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:44,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:44,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:44,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:44,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:44,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:44,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:44,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:44,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:44,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:50:44,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:44,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:44,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:50:44,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:44,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:44,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:44,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:44,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:44,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:44,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:44,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:44,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:44,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:44,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:44,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:44,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:44,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:44,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:44,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:44,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:44,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-28 15:50:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:44,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:44,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:50:44,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:44,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:50:44,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:44,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:44,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:44,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:50:44,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:44,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:44,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:44,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:44,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:44,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:44,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:44,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:44,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:44,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:44,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:44,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:44,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:50:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:44,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:44,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:44,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:44,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:44,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:44,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:44,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:44,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:44,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:44,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-28 15:50:44,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:44,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:44,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:44,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:44,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:44,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:44,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:44,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:44,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:44,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:44,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-28 15:50:44,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:44,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:44,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:44,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:44,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:44,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:44,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:44,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:44,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:44,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:44,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 15:50:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:44,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:44,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:44,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:44,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:44,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:44,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:44,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:44,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:44,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:44,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-28 15:50:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:44,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:44,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:50:44,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:44,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:44,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:44,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:44,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:44,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:50:44,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:44,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:44,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:44,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:44,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:44,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:44,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:44,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:44,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:44,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:44,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:44,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 15:50:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:44,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:44,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:44,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:44,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:44,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:44,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:44,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:44,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:44,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:44,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-28 15:50:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:44,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:44,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:44,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:44,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:44,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:44,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:44,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:44,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:44,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:44,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-28 15:50:44,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:44,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:44,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:44,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:44,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:44,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:44,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:44,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:44,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:50:44,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:44,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,424 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-28 15:50:44,425 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1549546438] [2020-10-28 15:50:44,425 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:50:44,425 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:50:44,425 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559867247] [2020-10-28 15:50:44,426 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:50:44,426 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:50:44,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:50:44,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:50:44,426 INFO L87 Difference]: Start difference. First operand 273 states and 370 transitions. Second operand 9 states. [2020-10-28 15:50:47,365 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-28 15:50:52,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:50:52,121 INFO L93 Difference]: Finished difference Result 703 states and 1030 transitions. [2020-10-28 15:50:52,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 15:50:52,129 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 143 [2020-10-28 15:50:52,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:50:52,134 INFO L225 Difference]: With dead ends: 703 [2020-10-28 15:50:52,134 INFO L226 Difference]: Without dead ends: 509 [2020-10-28 15:50:52,135 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:50:52,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 509 states. [2020-10-28 15:50:52,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 509 to 295. [2020-10-28 15:50:52,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2020-10-28 15:50:52,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 413 transitions. [2020-10-28 15:50:52,282 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 413 transitions. Word has length 143 [2020-10-28 15:50:52,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:50:52,283 INFO L481 AbstractCegarLoop]: Abstraction has 295 states and 413 transitions. [2020-10-28 15:50:52,283 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:50:52,283 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 413 transitions. [2020-10-28 15:50:52,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-28 15:50:52,285 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:50:52,286 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2020-10-28 15:50:52,286 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 15:50:52,286 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:50:52,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:50:52,287 INFO L82 PathProgramCache]: Analyzing trace with hash 300076096, now seen corresponding path program 2 times [2020-10-28 15:50:52,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:50:52,287 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1058292434] [2020-10-28 15:50:52,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:50:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:52,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:52,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:52,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:52,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:57,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:57,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 211 [2020-10-28 15:50:57,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:50:57,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-28 15:50:57,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:57,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:57,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:50:57,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-28 15:50:57,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 15:50:57,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,129 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-28 15:50:59,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:50:59,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:59,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 15:50:59,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:59,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:50:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:50:59,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:59,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:59,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:50:59,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:50:59,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:59,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:59,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:50:59,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:59,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:59,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:59,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:50:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:50:59,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:50:59,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 230 [2020-10-28 15:50:59,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:59,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:59,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:50:59,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:50:59,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:59,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:59,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:59,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:59,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:59,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:50:59,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:50:59,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:50:59,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:59,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:59,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:59,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:59,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:59,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:50:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:50:59,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:50:59,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:59,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:59,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:59,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:59,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:59,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-28 15:50:59,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:50:59,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:50:59,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:50:59,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:59,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:59,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:59,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:59,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:50:59,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:59,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:59,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:59,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-28 15:50:59,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:59,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:59,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:59,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-28 15:50:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:59,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:59,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:59,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 15:50:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:59,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:59,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:59,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-28 15:50:59,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:50:59,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:59,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:50:59,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:59,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:59,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:59,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:59,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 15:50:59,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:59,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:59,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:59,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-28 15:50:59,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:59,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:59,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:50:59,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-28 15:50:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:59,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:59,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:59,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:59,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:59,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:59,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:59,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:59,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:59,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:50:59,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:59,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:59,672 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-28 15:50:59,673 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1058292434] [2020-10-28 15:50:59,673 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:50:59,673 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 15:50:59,673 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827048728] [2020-10-28 15:50:59,674 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 15:50:59,674 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:50:59,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 15:50:59,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-28 15:50:59,675 INFO L87 Difference]: Start difference. First operand 295 states and 413 transitions. Second operand 11 states. [2020-10-28 15:51:02,543 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-28 15:51:04,314 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-28 15:51:06,246 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-28 15:51:12,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:51:12,490 INFO L93 Difference]: Finished difference Result 698 states and 1025 transitions. [2020-10-28 15:51:12,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 15:51:12,491 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 143 [2020-10-28 15:51:12,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:51:12,495 INFO L225 Difference]: With dead ends: 698 [2020-10-28 15:51:12,495 INFO L226 Difference]: Without dead ends: 566 [2020-10-28 15:51:12,496 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=136, Invalid=244, Unknown=0, NotChecked=0, Total=380 [2020-10-28 15:51:12,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 566 states. [2020-10-28 15:51:12,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 566 to 348. [2020-10-28 15:51:12,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2020-10-28 15:51:12,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 510 transitions. [2020-10-28 15:51:12,702 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 510 transitions. Word has length 143 [2020-10-28 15:51:12,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:51:12,703 INFO L481 AbstractCegarLoop]: Abstraction has 348 states and 510 transitions. [2020-10-28 15:51:12,703 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 15:51:12,703 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 510 transitions. [2020-10-28 15:51:12,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-28 15:51:12,704 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:51:12,705 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2020-10-28 15:51:12,705 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 15:51:12,705 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:51:12,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:51:12,705 INFO L82 PathProgramCache]: Analyzing trace with hash -2055307722, now seen corresponding path program 1 times [2020-10-28 15:51:12,706 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:51:12,706 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1274713392] [2020-10-28 15:51:12,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:51:12,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:12,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:12,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:12,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:12,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:12,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:12,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:13,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:13,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:13,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:13,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:13,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:13,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:13,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:15,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:15,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:17,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:17,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-28 15:51:17,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-28 15:51:17,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 15:51:17,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:17,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:17,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:51:17,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-28 15:51:17,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 15:51:17,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,503 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-28 15:51:19,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:51:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:51:19,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 15:51:19,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:19,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:51:19,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:51:19,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:19,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:19,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:51:19,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:51:19,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:19,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:19,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:51:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:51:19,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:19,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:19,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:51:19,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:51:19,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:51:19,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 183 [2020-10-28 15:51:19,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:19,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:19,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:51:19,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:19,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:19,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:19,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:19,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:19,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:19,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:51:19,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:51:19,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:19,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:19,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:19,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:19,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:19,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:19,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:51:19,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:51:19,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:19,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:19,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:19,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:19,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:19,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:19,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-28 15:51:19,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:51:19,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:51:19,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:51:19,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:19,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:19,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:19,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:19,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:51:19,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:19,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:19,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:19,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-28 15:51:19,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:19,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:19,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:51:19,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-28 15:51:19,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:19,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:19,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:51:19,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-28 15:51:19,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:19,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:19,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:51:19,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-28 15:51:19,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:51:19,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:19,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:51:19,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:19,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:51:19,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:19,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:19,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-28 15:51:19,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:19,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:19,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:51:19,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-28 15:51:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:19,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:19,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:51:19,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-28 15:51:19,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:19,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:19,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:19,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:51:19,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:19,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:19,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:19,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:19,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:19,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:51:19,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:19,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:19,944 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-28 15:51:19,944 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1274713392] [2020-10-28 15:51:19,944 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:51:19,944 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:51:19,944 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996955287] [2020-10-28 15:51:19,945 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:51:19,945 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:51:19,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:51:19,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:51:19,945 INFO L87 Difference]: Start difference. First operand 348 states and 510 transitions. Second operand 9 states. [2020-10-28 15:51:22,811 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-28 15:51:28,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:51:28,361 INFO L93 Difference]: Finished difference Result 856 states and 1315 transitions. [2020-10-28 15:51:28,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 15:51:28,361 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 144 [2020-10-28 15:51:28,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:51:28,366 INFO L225 Difference]: With dead ends: 856 [2020-10-28 15:51:28,366 INFO L226 Difference]: Without dead ends: 724 [2020-10-28 15:51:28,367 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:51:28,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 724 states. [2020-10-28 15:51:28,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 724 to 454. [2020-10-28 15:51:28,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 454 states. [2020-10-28 15:51:28,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 696 transitions. [2020-10-28 15:51:28,619 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 696 transitions. Word has length 144 [2020-10-28 15:51:28,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:51:28,619 INFO L481 AbstractCegarLoop]: Abstraction has 454 states and 696 transitions. [2020-10-28 15:51:28,619 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:51:28,619 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 696 transitions. [2020-10-28 15:51:28,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-28 15:51:28,622 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:51:28,622 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2020-10-28 15:51:28,622 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 15:51:28,622 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:51:28,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:51:28,623 INFO L82 PathProgramCache]: Analyzing trace with hash 1497392168, now seen corresponding path program 1 times [2020-10-28 15:51:28,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:51:28,623 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [24200824] [2020-10-28 15:51:28,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:51:28,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:28,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:28,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:28,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:28,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:28,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:29,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:29,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:29,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:29,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:29,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:29,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:29,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:29,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:30,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:33,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:33,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 213 [2020-10-28 15:51:33,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-28 15:51:33,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 15:51:33,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:33,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:33,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:51:33,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-28 15:51:33,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 15:51:33,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,413 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-28 15:51:35,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:51:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:51:35,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 15:51:35,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:35,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:51:35,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:51:35,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:35,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:35,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:51:35,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:51:35,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:35,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:35,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:51:35,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:51:35,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:35,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:35,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:51:35,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:51:35,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:51:35,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 197 [2020-10-28 15:51:35,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:35,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:35,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:51:35,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:35,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:35,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:35,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:35,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:35,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:35,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:51:35,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:51:35,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:51:35,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:35,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:35,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:35,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:35,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:35,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:51:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:51:35,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:35,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:35,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:35,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:35,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:35,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:35,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 15:51:35,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:51:35,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:51:35,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:51:35,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:35,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:35,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:35,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:51:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:35,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:35,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:35,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 15:51:35,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:35,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:35,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:51:35,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 15:51:35,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:35,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:35,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:51:35,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-28 15:51:35,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:35,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:35,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:51:35,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-28 15:51:35,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:51:35,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:35,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:51:35,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:35,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:51:35,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:35,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:35,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-28 15:51:35,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:35,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:35,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:51:35,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 15:51:35,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:35,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:35,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:51:35,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-28 15:51:35,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:35,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:35,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:35,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:51:35,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:35,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:35,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:35,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:35,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:35,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:51:35,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:35,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:35,936 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-28 15:51:35,936 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [24200824] [2020-10-28 15:51:35,936 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:51:35,936 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:51:35,937 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449978957] [2020-10-28 15:51:35,937 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:51:35,937 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:51:35,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:51:35,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:51:35,938 INFO L87 Difference]: Start difference. First operand 454 states and 696 transitions. Second operand 9 states. [2020-10-28 15:51:38,912 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-28 15:51:44,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:51:44,574 INFO L93 Difference]: Finished difference Result 1248 states and 2009 transitions. [2020-10-28 15:51:44,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 15:51:44,574 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 145 [2020-10-28 15:51:44,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:51:44,581 INFO L225 Difference]: With dead ends: 1248 [2020-10-28 15:51:44,581 INFO L226 Difference]: Without dead ends: 989 [2020-10-28 15:51:44,583 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:51:44,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 989 states. [2020-10-28 15:51:44,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 989 to 613. [2020-10-28 15:51:44,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 613 states. [2020-10-28 15:51:44,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 969 transitions. [2020-10-28 15:51:44,963 INFO L78 Accepts]: Start accepts. Automaton has 613 states and 969 transitions. Word has length 145 [2020-10-28 15:51:44,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:51:44,963 INFO L481 AbstractCegarLoop]: Abstraction has 613 states and 969 transitions. [2020-10-28 15:51:44,963 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:51:44,963 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 969 transitions. [2020-10-28 15:51:44,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-28 15:51:44,967 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:51:44,967 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2020-10-28 15:51:44,967 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 15:51:44,968 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:51:44,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:51:44,968 INFO L82 PathProgramCache]: Analyzing trace with hash 654693012, now seen corresponding path program 1 times [2020-10-28 15:51:44,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:51:44,968 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [67400064] [2020-10-28 15:51:44,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:51:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:45,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:45,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:45,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:45,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:45,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:45,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:45,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:45,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:45,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:45,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:45,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:46,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:46,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:50,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:50,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 214 [2020-10-28 15:51:50,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-28 15:51:50,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-28 15:51:50,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:50,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:50,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:51:50,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-28 15:51:50,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:51:50,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:51,786 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-28 15:51:51,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:51:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:51,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:51,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:51,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:51:51,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:51,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 15:51:51,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:51,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:51,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:51,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:51,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:51,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:51,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:51:51,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:51,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:51,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:51,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:51:51,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:51,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:51,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:51,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:51,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:51,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:51,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:51,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:51,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:51:51,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:51,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:51,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:51,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:51:51,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:51,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:51,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:51,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:51,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:51,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:51,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:51,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:51,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:51:51,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:51,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:51,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:51,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:51:51,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:51,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:51,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:51,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:51,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:51,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:51,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:51,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:51,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:51:51,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:51,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:51,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:51,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:52,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:52,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:51:52,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:51:52,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 165 [2020-10-28 15:51:52,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:52,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:52,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:52,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:52,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:52,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:52,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:52,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:52,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:52,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:52,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:51:52,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:52,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:52,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:52,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:52,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:52,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:52,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:52,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:52,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:52,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:52,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:52,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:52,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:52,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:52,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:52,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:52,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:52,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:52,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:52,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:52,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:51:52,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:52,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:52,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:52,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:51:52,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:52,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:52,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:52,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:52,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:52,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:52,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:52,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:52,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:52,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:52,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:52,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:52,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:52,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:52,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:52,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:52,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:52,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:52,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:52,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:52,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:51:52,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:52,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:52,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:52,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:51:52,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:52,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:52,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:52,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:52,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:52,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:52,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:52,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:52,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:52,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:52,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:52,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:52,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:52,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:52,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:52,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:52,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:52,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:52,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:52,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:52,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:52,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-28 15:51:52,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:52,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:52,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:52,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:51:52,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:52,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:51:52,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:52,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:52,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:52,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:51:52,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:52,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:52,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:52,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:52,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:52,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:52,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:52,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:52,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:52,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:52,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:52,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:52,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:52,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:52,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:52,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:51:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:52,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:52,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:52,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:52,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:52,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:52,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:52,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:52,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:52,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:52,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:52,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:52,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-28 15:51:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:52,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:52,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:52,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:52,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:52,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:52,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:52,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:52,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:52,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:51:52,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:52,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:52,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 15:51:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:52,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:52,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:52,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:52,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:52,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:52,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:52,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:52,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:52,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:51:52,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:52,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:52,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 15:51:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:52,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:52,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:52,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:52,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:52,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:52,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:52,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:52,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:52,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:51:52,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:52,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:51:52,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-28 15:51:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:52,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:52,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:52,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:51:52,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:52,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:52,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:52,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:52,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:52,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:51:52,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:52,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:52,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:52,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:52,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:52,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:52,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:51:52,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:52,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:52,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:52,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:52,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:52,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:52,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:52,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:52,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-28 15:51:52,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:52,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:52,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:52,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:52,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:52,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:52,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:52,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:52,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:52,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:51:52,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:52,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:52,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-28 15:51:52,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:52,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:52,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:52,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:52,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:52,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:52,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:52,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:52,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:52,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:51:52,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:52,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:52,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-28 15:51:52,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:52,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:52,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:52,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:51:52,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:52,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:52,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:52,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:52,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:52,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:51:52,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:52,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:52,297 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-28 15:51:52,297 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [67400064] [2020-10-28 15:51:52,298 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:51:52,298 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:51:52,298 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697864569] [2020-10-28 15:51:52,298 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:51:52,298 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:51:52,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:51:52,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:51:52,299 INFO L87 Difference]: Start difference. First operand 613 states and 969 transitions. Second operand 9 states. [2020-10-28 15:51:55,058 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-28 15:52:00,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:52:00,377 INFO L93 Difference]: Finished difference Result 1880 states and 3127 transitions. [2020-10-28 15:52:00,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 15:52:00,384 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 146 [2020-10-28 15:52:00,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:52:00,392 INFO L225 Difference]: With dead ends: 1880 [2020-10-28 15:52:00,393 INFO L226 Difference]: Without dead ends: 1450 [2020-10-28 15:52:00,395 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:52:00,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1450 states. [2020-10-28 15:52:01,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1450 to 872. [2020-10-28 15:52:01,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 872 states. [2020-10-28 15:52:01,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 872 states and 1410 transitions. [2020-10-28 15:52:01,117 INFO L78 Accepts]: Start accepts. Automaton has 872 states and 1410 transitions. Word has length 146 [2020-10-28 15:52:01,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:52:01,118 INFO L481 AbstractCegarLoop]: Abstraction has 872 states and 1410 transitions. [2020-10-28 15:52:01,118 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:52:01,118 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1410 transitions. [2020-10-28 15:52:01,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-28 15:52:01,121 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:52:01,122 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2020-10-28 15:52:01,122 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 15:52:01,124 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:52:01,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:52:01,124 INFO L82 PathProgramCache]: Analyzing trace with hash 317438022, now seen corresponding path program 1 times [2020-10-28 15:52:01,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:52:01,125 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [688545894] [2020-10-28 15:52:01,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:52:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:01,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:01,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:01,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:01,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:01,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:01,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:01,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:01,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:01,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:01,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:02,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:03,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:06,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:06,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-28 15:52:06,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-28 15:52:06,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 15:52:06,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:06,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:06,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:52:06,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-28 15:52:06,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 15:52:06,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:07,922 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-28 15:52:07,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:52:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:07,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:07,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:07,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:52:07,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:07,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 15:52:07,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:07,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:07,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:07,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:07,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:07,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:07,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:52:07,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:07,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:07,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:07,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:52:07,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:07,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:07,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:07,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:07,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:07,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:07,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:07,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:07,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:52:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:07,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:07,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:07,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:52:07,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:07,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:07,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:07,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:07,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:07,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:07,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:07,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:07,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:52:07,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:07,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:07,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:07,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:52:07,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:07,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:07,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:07,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:07,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:07,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:07,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:07,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:52:08,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:52:08,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:52:08,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 234 [2020-10-28 15:52:08,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:08,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:08,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:52:08,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:08,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:08,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:08,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:08,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:08,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:08,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:52:08,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:52:08,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:08,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:08,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:08,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:08,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:08,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:08,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:52:08,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:52:08,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:08,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:08,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:08,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:08,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:08,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:08,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 15:52:08,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:52:08,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:52:08,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:52:08,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:08,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:08,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:08,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:08,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:52:08,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:08,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:08,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:08,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-28 15:52:08,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:08,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:08,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:52:08,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-28 15:52:08,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:08,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:08,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:52:08,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-28 15:52:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:08,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:08,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:52:08,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-28 15:52:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:52:08,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:08,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:52:08,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:08,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:52:08,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:08,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:08,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-28 15:52:08,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:08,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:08,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:52:08,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-28 15:52:08,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:08,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:08,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:52:08,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-28 15:52:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:52:08,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:08,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:52:08,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,465 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-28 15:52:08,465 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [688545894] [2020-10-28 15:52:08,465 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:52:08,465 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:52:08,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968411338] [2020-10-28 15:52:08,466 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:52:08,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:52:08,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:52:08,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:52:08,467 INFO L87 Difference]: Start difference. First operand 872 states and 1410 transitions. Second operand 9 states. [2020-10-28 15:52:11,503 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-28 15:52:18,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:52:18,360 INFO L93 Difference]: Finished difference Result 2992 states and 5085 transitions. [2020-10-28 15:52:18,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 15:52:18,360 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 147 [2020-10-28 15:52:18,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:52:18,371 INFO L225 Difference]: With dead ends: 2992 [2020-10-28 15:52:18,371 INFO L226 Difference]: Without dead ends: 2291 [2020-10-28 15:52:18,375 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:52:18,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2291 states. [2020-10-28 15:52:19,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2291 to 1323. [2020-10-28 15:52:19,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1323 states. [2020-10-28 15:52:19,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1323 states and 2175 transitions. [2020-10-28 15:52:19,729 INFO L78 Accepts]: Start accepts. Automaton has 1323 states and 2175 transitions. Word has length 147 [2020-10-28 15:52:19,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:52:19,729 INFO L481 AbstractCegarLoop]: Abstraction has 1323 states and 2175 transitions. [2020-10-28 15:52:19,729 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:52:19,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 2175 transitions. [2020-10-28 15:52:19,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-28 15:52:19,735 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:52:19,735 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2020-10-28 15:52:19,735 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 15:52:19,735 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:52:19,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:52:19,736 INFO L82 PathProgramCache]: Analyzing trace with hash 1534648306, now seen corresponding path program 1 times [2020-10-28 15:52:19,736 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:52:19,736 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1739094257] [2020-10-28 15:52:19,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:52:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:19,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:19,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:19,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:19,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:20,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:20,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:20,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:20,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:20,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:21,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:21,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:24,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:24,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-28 15:52:24,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-28 15:52:24,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 15:52:24,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:24,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:24,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:52:24,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-28 15:52:24,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 15:52:24,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,607 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-28 15:52:26,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:52:26,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:52:26,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 15:52:26,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:26,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:52:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:52:26,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:26,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:26,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:52:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:52:26,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:26,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:26,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:52:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:52:26,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:26,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:26,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:52:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:52:26,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:52:26,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 175 [2020-10-28 15:52:26,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:26,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:52:26,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:52:26,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:26,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:26,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:26,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:26,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:26,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:52:26,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:52:26,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:26,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:26,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:26,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:26,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:26,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:52:26,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:52:26,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:26,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:26,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:26,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:26,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:26,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-28 15:52:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:52:26,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:52:26,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:52:26,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:26,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:26,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:26,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:52:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:26,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:26,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:26,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-28 15:52:26,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:26,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:26,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:52:26,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 15:52:26,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:26,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:26,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:52:26,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-28 15:52:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:26,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:26,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:52:26,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-28 15:52:26,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:52:26,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:26,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:52:26,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:52:26,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:26,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:26,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-28 15:52:26,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:26,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:26,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:52:26,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-28 15:52:26,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:26,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:26,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:26,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:26,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:26,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:26,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:26,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:26,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:26,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:52:26,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:26,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:26,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-28 15:52:26,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:27,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:27,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:27,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:52:27,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:27,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:27,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:27,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:27,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:27,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:52:27,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:27,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:27,030 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-28 15:52:27,030 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1739094257] [2020-10-28 15:52:27,030 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:52:27,030 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:52:27,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426762156] [2020-10-28 15:52:27,031 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:52:27,031 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:52:27,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:52:27,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:52:27,032 INFO L87 Difference]: Start difference. First operand 1323 states and 2175 transitions. Second operand 9 states. [2020-10-28 15:52:29,980 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-28 15:52:37,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:52:37,529 INFO L93 Difference]: Finished difference Result 5036 states and 8663 transitions. [2020-10-28 15:52:37,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 15:52:37,530 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 148 [2020-10-28 15:52:37,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:52:37,549 INFO L225 Difference]: With dead ends: 5036 [2020-10-28 15:52:37,549 INFO L226 Difference]: Without dead ends: 3872 [2020-10-28 15:52:37,554 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:52:37,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3872 states. [2020-10-28 15:52:39,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3872 to 2146. [2020-10-28 15:52:39,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2146 states. [2020-10-28 15:52:39,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 2146 states and 3564 transitions. [2020-10-28 15:52:39,530 INFO L78 Accepts]: Start accepts. Automaton has 2146 states and 3564 transitions. Word has length 148 [2020-10-28 15:52:39,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:52:39,531 INFO L481 AbstractCegarLoop]: Abstraction has 2146 states and 3564 transitions. [2020-10-28 15:52:39,531 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:52:39,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 3564 transitions. [2020-10-28 15:52:39,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-28 15:52:39,539 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:52:39,539 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2020-10-28 15:52:39,539 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 15:52:39,539 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:52:39,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:52:39,540 INFO L82 PathProgramCache]: Analyzing trace with hash -938625692, now seen corresponding path program 1 times [2020-10-28 15:52:39,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:52:39,540 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [602274978] [2020-10-28 15:52:39,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:52:39,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:39,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:39,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:39,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:40,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:40,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:40,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:40,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:40,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:40,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:41,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:44,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:44,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-28 15:52:44,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 15:52:44,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-28 15:52:44,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:44,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:44,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:52:44,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-28 15:52:44,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 15:52:44,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,377 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-28 15:52:46,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:52:46,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:52:46,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 15:52:46,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:46,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:52:46,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:52:46,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:46,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:46,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:52:46,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:52:46,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:46,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:46,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:52:46,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:52:46,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:46,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:46,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:52:46,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:52:46,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:52:46,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 171 [2020-10-28 15:52:46,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:46,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:46,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:52:46,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:46,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:46,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:46,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:46,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:46,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:46,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:52:46,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:52:46,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:46,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:46,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:46,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:46,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:46,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:52:46,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:52:46,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:52:46,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:46,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:46,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:46,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:46,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:46,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 15:52:46,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:52:46,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:52:46,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:52:46,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:46,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:46,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:46,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:46,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:52:46,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:46,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:46,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:46,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-28 15:52:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:46,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:46,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:52:46,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-28 15:52:46,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:46,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:46,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:52:46,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-28 15:52:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:46,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:46,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:52:46,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-28 15:52:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:52:46,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:46,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:52:46,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:46,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:52:46,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:46,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:46,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-28 15:52:46,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:46,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:46,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:52:46,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-28 15:52:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:46,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:46,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:52:46,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-28 15:52:46,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:46,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:46,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:46,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:52:46,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:46,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:46,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:46,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:46,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:46,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:52:46,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:46,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:46,831 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-28 15:52:46,831 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [602274978] [2020-10-28 15:52:46,831 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:52:46,831 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:52:46,831 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543837895] [2020-10-28 15:52:46,832 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:52:46,832 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:52:46,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:52:46,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:52:46,833 INFO L87 Difference]: Start difference. First operand 2146 states and 3564 transitions. Second operand 9 states. [2020-10-28 15:52:49,559 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-28 15:52:59,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:52:59,814 INFO L93 Difference]: Finished difference Result 8643 states and 14836 transitions. [2020-10-28 15:52:59,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 15:52:59,815 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 149 [2020-10-28 15:52:59,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:52:59,847 INFO L225 Difference]: With dead ends: 8643 [2020-10-28 15:52:59,848 INFO L226 Difference]: Without dead ends: 6644 [2020-10-28 15:52:59,857 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:52:59,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6644 states. [2020-10-28 15:53:03,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6644 to 3561. [2020-10-28 15:53:03,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3561 states. [2020-10-28 15:53:03,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3561 states to 3561 states and 5955 transitions. [2020-10-28 15:53:03,403 INFO L78 Accepts]: Start accepts. Automaton has 3561 states and 5955 transitions. Word has length 149 [2020-10-28 15:53:03,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:53:03,403 INFO L481 AbstractCegarLoop]: Abstraction has 3561 states and 5955 transitions. [2020-10-28 15:53:03,403 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:53:03,403 INFO L276 IsEmpty]: Start isEmpty. Operand 3561 states and 5955 transitions. [2020-10-28 15:53:03,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-28 15:53:03,414 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:53:03,415 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 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] [2020-10-28 15:53:03,415 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-28 15:53:03,415 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:53:03,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:53:03,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1118255346, now seen corresponding path program 3 times [2020-10-28 15:53:03,416 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:53:03,416 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [883104585] [2020-10-28 15:53:03,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:53:03,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:03,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:03,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:03,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:03,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:08,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:08,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-28 15:53:08,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:53:08,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-28 15:53:08,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:08,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:08,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:53:08,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-10-28 15:53:08,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:53:08,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,520 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-28 15:53:10,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:53:10,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:53:10,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 15:53:10,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:53:10,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:53:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:53:10,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:53:10,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:53:10,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:53:10,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:53:10,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:53:10,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:53:10,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:53:10,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:53:10,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:53:10,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:53:10,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:53:10,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:53:10,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:53:10,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 188 [2020-10-28 15:53:10,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:53:10,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:53:10,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:53:10,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:53:10,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:53:10,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:53:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:53:10,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:53:10,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:53:10,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:53:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:53:10,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:53:10,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:53:10,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:53:10,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:53:10,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:53:10,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:53:10,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:53:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:53:10,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:53:10,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:53:10,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:53:10,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:53:10,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:53:10,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:53:10,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 15:53:10,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:53:10,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:53:10,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:53:10,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:53:10,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:53:10,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:53:10,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:53:10,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:53:10,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:53:10,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:53:10,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:53:10,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-28 15:53:10,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:53:10,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:53:10,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:53:10,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-28 15:53:10,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:53:10,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:53:10,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:53:10,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-28 15:53:10,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:53:10,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:53:10,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:53:10,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-28 15:53:10,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:53:10,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:53:10,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:53:10,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:53:10,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:53:10,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:53:10,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:53:10,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-28 15:53:10,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:53:10,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:53:10,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:53:10,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-28 15:53:10,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:53:10,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:53:10,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:53:10,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-28 15:53:10,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:53:10,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:53:10,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:53:10,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:53:10,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:53:10,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:53:10,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:53:10,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:53:10,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:53:10,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:53:10,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:53:10,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:53:10,993 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-28 15:53:10,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [883104585] [2020-10-28 15:53:10,994 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:53:10,994 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:53:10,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265923797] [2020-10-28 15:53:10,995 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:53:10,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:53:10,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:53:10,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:53:10,996 INFO L87 Difference]: Start difference. First operand 3561 states and 5955 transitions. Second operand 9 states.