/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product36.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 06:19:13,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 06:19:13,261 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 06:19:13,307 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 06:19:13,307 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 06:19:13,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 06:19:13,320 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 06:19:13,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 06:19:13,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 06:19:13,327 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 06:19:13,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 06:19:13,331 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 06:19:13,332 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 06:19:13,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 06:19:13,338 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 06:19:13,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 06:19:13,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 06:19:13,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 06:19:13,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 06:19:13,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 06:19:13,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 06:19:13,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 06:19:13,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 06:19:13,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 06:19:13,354 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 06:19:13,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 06:19:13,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 06:19:13,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 06:19:13,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 06:19:13,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 06:19:13,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 06:19:13,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 06:19:13,358 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 06:19:13,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 06:19:13,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 06:19:13,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 06:19:13,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 06:19:13,361 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 06:19:13,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 06:19:13,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 06:19:13,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 06:19:13,363 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 [2020-10-14 06:19:13,385 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 06:19:13,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 06:19:13,391 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 06:19:13,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 06:19:13,391 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 06:19:13,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 06:19:13,392 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 06:19:13,392 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 06:19:13,392 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 06:19:13,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 06:19:13,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 06:19:13,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 06:19:13,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 06:19:13,393 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 06:19:13,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 06:19:13,393 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 06:19:13,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 06:19:13,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 06:19:13,394 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 06:19:13,394 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 06:19:13,394 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 06:19:13,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:19:13,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 06:19:13,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 06:19:13,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 06:19:13,395 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 06:19:13,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 06:19:13,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 06:19:13,396 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 06:19:13,396 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 06:19:13,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 06:19:13,741 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 06:19:13,746 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 06:19:13,749 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 06:19:13,750 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 06:19:13,751 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product36.cil.c [2020-10-14 06:19:13,814 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/38ef90754/094e69718ef84d8bae89adb99c55b1b0/FLAG4f96ce3d4 [2020-10-14 06:19:14,490 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 06:19:14,491 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec11_product36.cil.c [2020-10-14 06:19:14,510 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/38ef90754/094e69718ef84d8bae89adb99c55b1b0/FLAG4f96ce3d4 [2020-10-14 06:19:14,688 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/38ef90754/094e69718ef84d8bae89adb99c55b1b0 [2020-10-14 06:19:14,698 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 06:19:14,701 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 06:19:14,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 06:19:14,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 06:19:14,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 06:19:14,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:19:14" (1/1) ... [2020-10-14 06:19:14,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@692914d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:19:14, skipping insertion in model container [2020-10-14 06:19:14,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:19:14" (1/1) ... [2020-10-14 06:19:14,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 06:19:14,804 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 06:19:15,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:19:15,492 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 06:19:15,676 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:19:15,744 INFO L208 MainTranslator]: Completed translation [2020-10-14 06:19:15,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:19:15 WrapperNode [2020-10-14 06:19:15,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 06:19:15,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 06:19:15,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 06:19:15,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 06:19:15,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:19:15" (1/1) ... [2020-10-14 06:19:15,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:19:15" (1/1) ... [2020-10-14 06:19:15,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:19:15" (1/1) ... [2020-10-14 06:19:15,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:19:15" (1/1) ... [2020-10-14 06:19:15,844 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:19:15" (1/1) ... [2020-10-14 06:19:15,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:19:15" (1/1) ... [2020-10-14 06:19:15,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:19:15" (1/1) ... [2020-10-14 06:19:15,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 06:19:15,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 06:19:15,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 06:19:15,927 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 06:19:15,931 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:19:15" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:19:16,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 06:19:16,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 06:19:16,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 06:19:16,035 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-14 06:19:16,035 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-14 06:19:16,035 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-14 06:19:16,035 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-14 06:19:16,037 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-14 06:19:16,037 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-14 06:19:16,037 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-14 06:19:16,037 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-14 06:19:16,037 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-14 06:19:16,038 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-14 06:19:16,038 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-14 06:19:16,038 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-14 06:19:16,039 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-14 06:19:16,039 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-14 06:19:16,040 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-14 06:19:16,040 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-14 06:19:16,040 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-14 06:19:16,040 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-14 06:19:16,041 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-14 06:19:16,041 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-14 06:19:16,041 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-14 06:19:16,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 06:19:16,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 06:19:16,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 06:19:16,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 06:19:16,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 06:19:16,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 06:19:16,043 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 06:19:16,043 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 06:19:16,043 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 06:19:16,044 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 06:19:16,044 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-14 06:19:16,044 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-14 06:19:16,044 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-14 06:19:16,044 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-14 06:19:16,045 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-14 06:19:16,045 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 06:19:16,045 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 06:19:16,045 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-14 06:19:16,045 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-14 06:19:16,045 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-14 06:19:16,046 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 06:19:16,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 06:19:16,046 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-14 06:19:16,046 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-14 06:19:16,046 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-14 06:19:16,047 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-14 06:19:16,047 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-14 06:19:16,048 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-14 06:19:16,048 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-14 06:19:16,048 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-14 06:19:16,048 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-14 06:19:16,048 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-14 06:19:16,048 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-14 06:19:16,049 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-14 06:19:16,049 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-14 06:19:16,049 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-14 06:19:16,049 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-14 06:19:16,049 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-14 06:19:16,049 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-14 06:19:16,050 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-14 06:19:16,050 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-14 06:19:16,050 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-14 06:19:16,050 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-14 06:19:16,050 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-14 06:19:16,051 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-14 06:19:16,051 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-14 06:19:16,051 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-14 06:19:16,053 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-14 06:19:16,053 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-14 06:19:16,054 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-14 06:19:16,054 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-14 06:19:16,054 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-14 06:19:16,054 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-14 06:19:16,054 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-14 06:19:16,055 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-14 06:19:16,055 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-14 06:19:16,055 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-10-14 06:19:16,055 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2020-10-14 06:19:16,055 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-14 06:19:16,056 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-14 06:19:16,056 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-14 06:19:16,056 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-14 06:19:16,057 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-14 06:19:16,057 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-14 06:19:16,057 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-14 06:19:16,058 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-14 06:19:16,058 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-14 06:19:16,058 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-14 06:19:16,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-14 06:19:16,058 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-14 06:19:16,058 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-14 06:19:16,059 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-14 06:19:16,059 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-14 06:19:16,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 06:19:16,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 06:19:16,059 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-14 06:19:16,060 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-14 06:19:16,060 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-14 06:19:16,060 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-14 06:19:16,060 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-14 06:19:16,060 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-14 06:19:16,060 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-14 06:19:16,061 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-14 06:19:16,061 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-14 06:19:16,061 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-14 06:19:16,061 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-14 06:19:16,061 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-14 06:19:16,061 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-14 06:19:16,062 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-14 06:19:16,062 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-14 06:19:16,062 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-14 06:19:16,062 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-14 06:19:16,063 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-14 06:19:16,063 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-14 06:19:16,064 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-14 06:19:16,064 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-14 06:19:16,064 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 06:19:16,065 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 06:19:16,065 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 06:19:16,066 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 06:19:16,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 06:19:16,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 06:19:16,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 06:19:16,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 06:19:16,070 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 06:19:16,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 06:19:16,071 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 06:19:16,071 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 06:19:16,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 06:19:16,072 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 06:19:16,073 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 06:19:16,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 06:19:16,073 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 06:19:16,073 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 06:19:16,073 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 06:19:16,073 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 06:19:16,074 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 06:19:16,074 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 06:19:16,074 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-14 06:19:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-14 06:19:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-14 06:19:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-14 06:19:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-14 06:19:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-14 06:19:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-14 06:19:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-14 06:19:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-14 06:19:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-14 06:19:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-14 06:19:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-14 06:19:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-14 06:19:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-14 06:19:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-14 06:19:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-14 06:19:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-14 06:19:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 06:19:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 06:19:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 06:19:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-14 06:19:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-14 06:19:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-14 06:19:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 06:19:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-14 06:19:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-14 06:19:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-14 06:19:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-14 06:19:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-14 06:19:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-14 06:19:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-14 06:19:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-14 06:19:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-14 06:19:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-14 06:19:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-14 06:19:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-14 06:19:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-14 06:19:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-14 06:19:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-14 06:19:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-14 06:19:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-14 06:19:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-14 06:19:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-14 06:19:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-14 06:19:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-14 06:19:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-14 06:19:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-14 06:19:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-14 06:19:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-14 06:19:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-14 06:19:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-14 06:19:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-14 06:19:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-14 06:19:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-14 06:19:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-14 06:19:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-14 06:19:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-14 06:19:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-14 06:19:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-14 06:19:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-10-14 06:19:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2020-10-14 06:19:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-14 06:19:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-14 06:19:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-14 06:19:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 06:19:16,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 06:19:16,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 06:19:17,899 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 06:19:17,900 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-14 06:19:17,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:19:17 BoogieIcfgContainer [2020-10-14 06:19:17,907 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 06:19:17,909 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 06:19:17,909 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 06:19:17,913 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 06:19:17,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:19:14" (1/3) ... [2020-10-14 06:19:17,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56ab906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:19:17, skipping insertion in model container [2020-10-14 06:19:17,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:19:15" (2/3) ... [2020-10-14 06:19:17,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56ab906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:19:17, skipping insertion in model container [2020-10-14 06:19:17,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:19:17" (3/3) ... [2020-10-14 06:19:17,917 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product36.cil.c [2020-10-14 06:19:17,928 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 06:19:17,939 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 06:19:17,954 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 06:19:17,982 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 06:19:17,982 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 06:19:17,983 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 06:19:17,983 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 06:19:17,983 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 06:19:17,983 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 06:19:17,983 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 06:19:17,983 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 06:19:18,011 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states. [2020-10-14 06:19:18,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-14 06:19:18,027 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:19:18,028 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:19:18,029 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:19:18,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:19:18,035 INFO L82 PathProgramCache]: Analyzing trace with hash 1244426265, now seen corresponding path program 1 times [2020-10-14 06:19:18,044 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:19:18,044 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1254735837] [2020-10-14 06:19:18,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:19:18,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:18,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:18,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:18,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:20,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:20,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:23,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:23,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-14 06:19:23,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:19:23,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-14 06:19:23,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:23,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:23,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:23,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-14 06:19:23,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:23,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-14 06:19:25,435 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-14 06:19:25,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:19:25,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:25,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:25,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:25,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:19:25,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:25,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-14 06:19:25,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:25,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:25,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:25,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:25,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:25,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:25,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:19:25,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:25,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:25,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:25,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:19:25,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:25,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:25,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:25,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:25,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:25,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:25,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:25,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:25,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:19:25,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:25,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:25,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:25,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:19:25,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:25,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:19:25,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:25,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:25,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:25,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:25,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:25,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:25,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:19:25,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:25,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:25,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:25,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:19:25,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:25,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:19:25,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:25,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:25,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:25,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:25,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:25,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:25,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:19:25,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:25,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:25,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:25,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:26,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:26,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:19:26,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:19:26,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 591 [2020-10-14 06:19:26,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:26,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:26,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:26,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:26,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:26,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:26,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:19:26,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:26,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:26,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:26,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:19:26,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:26,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:19:26,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:26,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:26,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:26,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:26,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:26,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:26,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:19:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:26,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:26,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:26,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:26,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:26,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:26,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:26,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:26,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:26,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:26,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:26,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:26,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:19:26,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:26,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:26,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:26,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:19:26,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:26,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:19:26,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:26,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:26,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:26,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:26,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:26,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:26,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:19:26,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:26,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:26,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:26,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:26,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:26,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:26,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:26,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:26,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:26,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:26,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:26,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:26,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:19:26,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:26,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:26,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:26,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:19:26,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:26,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:19:26,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:26,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:26,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:26,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:26,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:26,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:19:26,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:19:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:26,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:26,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:26,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:26,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:26,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:26,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:26,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:26,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:26,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:26,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:26,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:26,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-14 06:19:26,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:26,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:26,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:26,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:19:26,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:26,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:19:26,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:26,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:26,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:26,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:19:26,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:26,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:26,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:19:26,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:26,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:26,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:26,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:26,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:26,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:19:26,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:26,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:26,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:26,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:26,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:26,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:26,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:19:26,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:26,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:26,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:26,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:26,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:26,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:26,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:26,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:26,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:26,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:26,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:26,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:26,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 06:19:26,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:26,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:26,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:26,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:26,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:26,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:26,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:26,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:26,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:26,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:19:26,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:26,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:26,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-14 06:19:26,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:26,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:26,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:26,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:26,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:26,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:26,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:26,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:26,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:26,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:19:26,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:26,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:19:26,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-14 06:19:26,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:26,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:26,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:26,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:26,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:26,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:26,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:26,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:26,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:26,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:19:26,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:26,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:26,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 06:19:26,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:26,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:26,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:26,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:26,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:26,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:26,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:26,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:26,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:26,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:19:26,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:26,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:19:26,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 06:19:26,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:26,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:26,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:26,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:19:26,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:26,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:19:26,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:26,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:26,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:26,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:19:26,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:26,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:26,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:19:26,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:26,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:26,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:26,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:19:26,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:26,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:26,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:26,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:26,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:26,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:26,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:26,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:26,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 06:19:26,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:26,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:26,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:26,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:26,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:26,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:26,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:26,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:26,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:26,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:19:26,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:26,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:26,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-14 06:19:26,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:26,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:26,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:26,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:19:26,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:26,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:26,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:26,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:26,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:26,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:19:26,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:26,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:26,429 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:19:26,429 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1254735837] [2020-10-14 06:19:26,431 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:19:26,432 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 06:19:26,432 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585696857] [2020-10-14 06:19:26,438 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 06:19:26,438 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:19:26,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 06:19:26,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-10-14 06:19:26,455 INFO L87 Difference]: Start difference. First operand 353 states. Second operand 8 states. [2020-10-14 06:19:33,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:19:33,812 INFO L93 Difference]: Finished difference Result 775 states and 1147 transitions. [2020-10-14 06:19:33,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 06:19:33,815 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 136 [2020-10-14 06:19:33,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:19:33,836 INFO L225 Difference]: With dead ends: 775 [2020-10-14 06:19:33,837 INFO L226 Difference]: Without dead ends: 520 [2020-10-14 06:19:33,847 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2020-10-14 06:19:33,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2020-10-14 06:19:34,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 334. [2020-10-14 06:19:34,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2020-10-14 06:19:34,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 446 transitions. [2020-10-14 06:19:34,061 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 446 transitions. Word has length 136 [2020-10-14 06:19:34,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:19:34,062 INFO L479 AbstractCegarLoop]: Abstraction has 334 states and 446 transitions. [2020-10-14 06:19:34,063 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 06:19:34,063 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 446 transitions. [2020-10-14 06:19:34,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-14 06:19:34,068 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:19:34,068 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:19:34,068 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 06:19:34,069 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:19:34,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:19:34,069 INFO L82 PathProgramCache]: Analyzing trace with hash -187214702, now seen corresponding path program 1 times [2020-10-14 06:19:34,069 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:19:34,070 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1260519676] [2020-10-14 06:19:34,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:19:34,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:34,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:34,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:34,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:35,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:36,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:39,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:39,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-14 06:19:39,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:19:39,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-14 06:19:39,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:39,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:39,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:19:39,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:19:39,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 06:19:39,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:19:40,460 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-14 06:19:40,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:19:40,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:40,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:40,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:40,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:19:40,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:40,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-14 06:19:40,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:40,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:40,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:40,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:40,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:40,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:19:40,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:19:40,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:40,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:40,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:40,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:19:40,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:40,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:40,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:40,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:40,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:40,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:40,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:40,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:19:40,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:19:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:40,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:40,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:40,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:19:40,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:40,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:19:40,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:40,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:40,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:40,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:40,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:40,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:19:40,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:19:40,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:40,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:40,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:40,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:19:40,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:40,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:40,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:40,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:40,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:40,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:40,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:40,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:19:40,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:19:40,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:40,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:40,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:40,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:41,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:41,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:19:41,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:19:41,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 445 [2020-10-14 06:19:41,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:41,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:41,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:41,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:41,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:41,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:41,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:19:41,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:41,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:41,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:41,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:19:41,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:41,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:19:41,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:41,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:41,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:41,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:41,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:41,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:41,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:19:41,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:41,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:41,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:41,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:41,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:41,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:41,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:41,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:41,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:41,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:41,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:41,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:41,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:19:41,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:41,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:41,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:41,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:19:41,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:41,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:19:41,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:41,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:41,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:41,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:41,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:41,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:41,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:19:41,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:41,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:41,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:41,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:41,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:41,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:41,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:41,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:41,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:41,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:41,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:41,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:41,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:19:41,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:41,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:41,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:41,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:19:41,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:41,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:19:41,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:41,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:41,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:41,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:41,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:41,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:41,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:19:41,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:41,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:41,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:41,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:41,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:41,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:19:41,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:41,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:41,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:41,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:41,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:41,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:41,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 06:19:41,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:41,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:41,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:41,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:19:41,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:41,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:19:41,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:41,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:41,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:41,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:19:41,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:41,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:19:41,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:19:41,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:41,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:41,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:41,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:41,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:41,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:41,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:41,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:41,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:41,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:41,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:41,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:41,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:19:41,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:41,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:41,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:41,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:41,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:41,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:41,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:41,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:41,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:41,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:41,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:41,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:41,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-14 06:19:41,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:41,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:41,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:41,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:41,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:41,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:41,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:41,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:41,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:41,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:19:41,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:41,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:41,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 06:19:41,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:41,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:41,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:41,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:41,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:41,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:41,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:41,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:41,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:41,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:19:41,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:41,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:41,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 06:19:41,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:41,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:41,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:41,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:41,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:41,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:41,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:41,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:41,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:41,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:19:41,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:41,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:19:41,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 06:19:41,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:41,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:41,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:41,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:41,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:41,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:41,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:41,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:41,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:41,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:19:41,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:41,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:19:41,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-14 06:19:41,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:41,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:41,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:41,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:19:41,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:41,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:19:41,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:41,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:41,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:41,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:19:41,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:41,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:41,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:19:41,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:41,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:41,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:41,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:19:41,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:41,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:41,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:41,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:41,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:41,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:41,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:41,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:41,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-14 06:19:41,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:41,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:41,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:41,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:41,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:41,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:41,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:41,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:41,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:41,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:19:41,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:41,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:19:41,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 06:19:41,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:41,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:41,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:41,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:19:41,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:41,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:41,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:41,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:41,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:41,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:19:41,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:41,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:19:41,309 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:19:41,310 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1260519676] [2020-10-14 06:19:41,310 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:19:41,310 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:19:41,310 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296023982] [2020-10-14 06:19:41,312 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:19:41,313 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:19:41,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:19:41,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:19:41,313 INFO L87 Difference]: Start difference. First operand 334 states and 446 transitions. Second operand 9 states. [2020-10-14 06:19:43,870 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-14 06:19:52,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:19:52,270 INFO L93 Difference]: Finished difference Result 718 states and 1016 transitions. [2020-10-14 06:19:52,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 06:19:52,272 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 137 [2020-10-14 06:19:52,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:19:52,279 INFO L225 Difference]: With dead ends: 718 [2020-10-14 06:19:52,280 INFO L226 Difference]: Without dead ends: 523 [2020-10-14 06:19:52,282 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2020-10-14 06:19:52,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2020-10-14 06:19:52,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 336. [2020-10-14 06:19:52,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 336 states. [2020-10-14 06:19:52,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 448 transitions. [2020-10-14 06:19:52,455 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 448 transitions. Word has length 137 [2020-10-14 06:19:52,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:19:52,455 INFO L479 AbstractCegarLoop]: Abstraction has 336 states and 448 transitions. [2020-10-14 06:19:52,455 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:19:52,455 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 448 transitions. [2020-10-14 06:19:52,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-14 06:19:52,458 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:19:52,458 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:19:52,459 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 06:19:52,459 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:19:52,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:19:52,459 INFO L82 PathProgramCache]: Analyzing trace with hash -1067392320, now seen corresponding path program 1 times [2020-10-14 06:19:52,459 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:19:52,460 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [662404991] [2020-10-14 06:19:52,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:19:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:52,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:52,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:52,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:53,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:57,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:57,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-14 06:19:57,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:19:57,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-14 06:19:57,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:57,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:57,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:19:57,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:19:57,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 06:19:57,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:59,017 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-14 06:19:59,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:19:59,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:19:59,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-14 06:19:59,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:59,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:19:59,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:19:59,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:19:59,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:19:59,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:59,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:19:59,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:19:59,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:19:59,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:19:59,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:59,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:19:59,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:19:59,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:19:59,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:19:59,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:59,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:19:59,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:19:59,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:19:59,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:19:59,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 281 [2020-10-14 06:19:59,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:59,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:19:59,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:19:59,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:19:59,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:19:59,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:59,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:59,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:19:59,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:59,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:59,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:59,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:59,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:19:59,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:19:59,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:19:59,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:59,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:59,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:19:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:59,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:19:59,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:59,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:59,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:19:59,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:19:59,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:19:59,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:59,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:59,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:19:59,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:59,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:59,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:59,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:59,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-14 06:19:59,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:19:59,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 06:19:59,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:19:59,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:59,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:19:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:59,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:59,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:59,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:59,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:19:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:59,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:59,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:59,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:59,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 06:19:59,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:59,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:19:59,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:19:59,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:59,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-14 06:19:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:59,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:19:59,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:19:59,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:59,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-14 06:19:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:59,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:59,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:19:59,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:59,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 06:19:59,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:59,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:59,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:19:59,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:59,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 06:19:59,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:19:59,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:19:59,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:19:59,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:59,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:19:59,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:19:59,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:59,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:19:59,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:59,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 06:19:59,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:19:59,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:59,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:19:59,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:19:59,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-14 06:19:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:19:59,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:19:59,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:19:59,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:19:59,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:19:59,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:19:59,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:19:59,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:19:59,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:19:59,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:19:59,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:19:59,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:19:59,735 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:19:59,736 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [662404991] [2020-10-14 06:19:59,736 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 06:19:59,736 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-14 06:19:59,736 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588650894] [2020-10-14 06:19:59,738 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 06:19:59,738 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:19:59,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 06:19:59,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-14 06:19:59,740 INFO L87 Difference]: Start difference. First operand 336 states and 448 transitions. Second operand 10 states. [2020-10-14 06:20:02,278 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-14 06:20:03,441 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-14 06:20:12,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:20:12,207 INFO L93 Difference]: Finished difference Result 756 states and 1083 transitions. [2020-10-14 06:20:12,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 06:20:12,207 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 142 [2020-10-14 06:20:12,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:20:12,213 INFO L225 Difference]: With dead ends: 756 [2020-10-14 06:20:12,213 INFO L226 Difference]: Without dead ends: 561 [2020-10-14 06:20:12,215 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=98, Invalid=174, Unknown=0, NotChecked=0, Total=272 [2020-10-14 06:20:12,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 561 states. [2020-10-14 06:20:12,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 561 to 367. [2020-10-14 06:20:12,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 367 states. [2020-10-14 06:20:12,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 504 transitions. [2020-10-14 06:20:12,348 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 504 transitions. Word has length 142 [2020-10-14 06:20:12,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:20:12,349 INFO L479 AbstractCegarLoop]: Abstraction has 367 states and 504 transitions. [2020-10-14 06:20:12,349 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 06:20:12,349 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 504 transitions. [2020-10-14 06:20:12,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-14 06:20:12,351 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:20:12,352 INFO L422 BasicCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:20:12,352 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 06:20:12,352 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:20:12,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:20:12,352 INFO L82 PathProgramCache]: Analyzing trace with hash 1629421906, now seen corresponding path program 2 times [2020-10-14 06:20:12,353 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:20:12,353 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [698718270] [2020-10-14 06:20:12,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:20:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:12,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:12,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:12,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:12,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:15,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:17,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:17,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-14 06:20:17,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:20:17,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-14 06:20:17,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:17,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:17,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:20:17,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-14 06:20:17,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:20:17,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:20:19,034 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-14 06:20:19,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:20:19,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:20:19,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 06:20:19,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:19,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:19,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:20:19,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:20:19,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:19,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:19,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:19,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:20:19,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:20:19,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:19,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:19,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:19,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:20:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:20:19,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:19,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:19,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:19,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:20:19,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:20:19,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:20:19,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 279 [2020-10-14 06:20:19,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:19,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:19,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:20:19,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:20:19,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:20:19,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:19,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:19,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:20:19,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:19,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:19,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:19,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:20:19,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:20:19,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:20:19,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:20:19,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:19,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:19,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:20:19,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:19,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:19,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:19,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:20:19,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:20:19,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:20:19,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:20:19,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:19,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:19,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:20:19,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:19,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:19,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:19,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:20:19,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-14 06:20:19,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:20:19,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:20:19,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:20:19,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:19,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:20:19,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:19,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:19,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:19,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:20:19,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:20:19,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:19,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:19,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:19,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:20:19,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-14 06:20:19,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:19,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:19,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:20:19,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:19,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 06:20:19,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:19,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:19,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:20:19,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:20:19,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 06:20:19,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:19,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:19,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:20:19,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:20:19,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-14 06:20:19,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:19,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:19,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:20:19,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:19,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-14 06:20:19,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:20:19,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:19,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:20:19,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:19,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:20:19,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:20:19,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:19,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:19,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:19,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-14 06:20:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:19,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:19,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:20:19,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:20:19,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 06:20:19,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:19,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:19,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:19,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:20:19,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:19,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:19,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:19,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:19,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:19,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:20:19,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:19,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:20:19,660 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:20:19,661 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [698718270] [2020-10-14 06:20:19,662 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:20:19,662 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:20:19,663 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944916758] [2020-10-14 06:20:19,664 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:20:19,664 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:20:19,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:20:19,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:20:19,665 INFO L87 Difference]: Start difference. First operand 367 states and 504 transitions. Second operand 9 states. [2020-10-14 06:20:22,235 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-14 06:20:29,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:20:29,857 INFO L93 Difference]: Finished difference Result 908 states and 1346 transitions. [2020-10-14 06:20:29,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:20:29,857 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 147 [2020-10-14 06:20:29,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:20:29,863 INFO L225 Difference]: With dead ends: 908 [2020-10-14 06:20:29,863 INFO L226 Difference]: Without dead ends: 622 [2020-10-14 06:20:29,865 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:20:29,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 622 states. [2020-10-14 06:20:29,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 622 to 399. [2020-10-14 06:20:29,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 399 states. [2020-10-14 06:20:29,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 560 transitions. [2020-10-14 06:20:29,996 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 560 transitions. Word has length 147 [2020-10-14 06:20:29,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:20:29,997 INFO L479 AbstractCegarLoop]: Abstraction has 399 states and 560 transitions. [2020-10-14 06:20:29,997 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:20:29,997 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 560 transitions. [2020-10-14 06:20:29,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-14 06:20:29,999 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:20:30,000 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:20:30,000 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 06:20:30,000 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:20:30,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:20:30,000 INFO L82 PathProgramCache]: Analyzing trace with hash 1082615584, now seen corresponding path program 1 times [2020-10-14 06:20:30,001 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:20:30,001 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1034760528] [2020-10-14 06:20:30,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:20:30,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:30,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:30,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:30,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:30,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:30,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:30,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:32,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:35,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:35,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-14 06:20:35,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 06:20:35,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 06:20:35,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:35,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:35,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:20:35,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-14 06:20:35,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 06:20:35,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,243 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-14 06:20:36,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:20:36,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:20:36,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-14 06:20:36,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:36,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:20:36,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:20:36,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:36,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:36,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:20:36,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:20:36,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:36,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:36,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:20:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:20:36,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:36,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:36,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:20:36,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:20:36,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:20:36,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 159 [2020-10-14 06:20:36,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:36,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:20:36,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:20:36,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:36,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:36,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:20:36,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:36,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:36,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:36,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:20:36,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:20:36,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:36,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:36,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:20:36,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:36,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:36,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:36,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:20:36,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:20:36,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:36,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:36,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:20:36,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:36,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:36,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:36,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-14 06:20:36,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:20:36,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:20:36,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:20:36,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:20:36,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:36,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:36,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:36,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:20:36,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:36,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:36,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:36,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-14 06:20:36,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:36,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:36,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:20:36,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 06:20:36,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:36,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:36,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:20:36,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 06:20:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:36,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:36,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:20:36,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-14 06:20:36,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:36,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:36,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:20:36,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-14 06:20:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:20:36,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:36,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:20:36,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:20:36,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:20:36,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:36,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:36,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-14 06:20:36,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:36,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:36,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:20:36,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 06:20:36,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:36,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:36,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:36,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:20:36,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:36,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:36,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:36,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:36,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:36,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:20:36,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:36,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:36,681 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:20:36,682 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1034760528] [2020-10-14 06:20:36,682 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:20:36,682 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:20:36,682 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009505766] [2020-10-14 06:20:36,683 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:20:36,683 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:20:36,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:20:36,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:20:36,684 INFO L87 Difference]: Start difference. First operand 399 states and 560 transitions. Second operand 9 states. [2020-10-14 06:20:38,649 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-14 06:20:46,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:20:46,431 INFO L93 Difference]: Finished difference Result 1031 states and 1573 transitions. [2020-10-14 06:20:46,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:20:46,432 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 149 [2020-10-14 06:20:46,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:20:46,438 INFO L225 Difference]: With dead ends: 1031 [2020-10-14 06:20:46,438 INFO L226 Difference]: Without dead ends: 715 [2020-10-14 06:20:46,440 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:20:46,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2020-10-14 06:20:46,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 425. [2020-10-14 06:20:46,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 425 states. [2020-10-14 06:20:46,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 609 transitions. [2020-10-14 06:20:46,596 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 609 transitions. Word has length 149 [2020-10-14 06:20:46,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:20:46,596 INFO L479 AbstractCegarLoop]: Abstraction has 425 states and 609 transitions. [2020-10-14 06:20:46,596 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:20:46,597 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 609 transitions. [2020-10-14 06:20:46,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-14 06:20:46,599 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:20:46,599 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:20:46,600 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 06:20:46,600 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:20:46,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:20:46,600 INFO L82 PathProgramCache]: Analyzing trace with hash -1618570355, now seen corresponding path program 1 times [2020-10-14 06:20:46,601 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:20:46,601 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1542578527] [2020-10-14 06:20:46,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:20:46,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:46,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:46,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:46,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:46,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:46,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:46,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:47,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:47,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:47,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:47,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:47,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:47,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:47,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:48,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:51,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:51,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-14 06:20:51,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-14 06:20:51,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-14 06:20:51,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:51,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:51,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:20:51,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:20:51,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 06:20:51,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:52,832 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-14 06:20:52,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:20:52,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:52,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:52,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:52,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:20:52,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:52,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 06:20:52,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:52,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:52,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:52,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:52,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:52,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:52,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:20:52,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:52,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:52,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:52,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:20:52,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:52,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:52,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:52,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:52,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:52,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:52,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:52,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:52,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:20:52,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:52,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:52,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:52,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:20:52,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:52,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:52,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:52,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:52,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:52,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:52,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:52,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:52,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:20:52,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:52,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:52,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:52,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:20:52,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:52,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:52,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:52,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:52,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:52,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:52,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:52,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:52,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:20:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:52,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:52,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:52,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:53,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:53,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:20:53,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:20:53,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 178 [2020-10-14 06:20:53,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:53,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:53,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:53,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:53,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:53,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:20:53,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:20:53,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:53,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:53,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:53,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:20:53,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:53,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:20:53,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:53,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:53,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:53,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:53,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:53,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:53,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:20:53,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:53,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:53,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:53,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:53,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:53,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:53,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:53,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:53,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:53,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:53,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:53,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:53,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:20:53,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:53,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:53,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:53,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:20:53,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:53,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:53,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:53,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:53,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:53,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:53,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:53,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:53,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:20:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:53,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:53,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:53,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:53,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:53,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:53,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:53,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:53,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:53,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:53,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:53,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:53,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:20:53,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:53,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:53,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:53,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:20:53,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:53,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:20:53,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:53,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:53,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:53,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:53,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:53,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:53,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:20:53,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:53,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:53,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:53,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:53,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:53,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:53,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:53,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:53,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:53,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:53,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:53,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:53,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-14 06:20:53,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:53,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:53,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:53,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:20:53,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:53,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:20:53,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:53,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:53,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:53,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:20:53,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:53,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:53,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:20:53,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:53,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:53,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:53,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:53,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:53,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:53,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:53,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:53,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:53,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:53,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:53,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:53,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:20:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:53,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:53,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:53,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:53,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:53,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:53,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:53,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:53,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:53,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:53,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:53,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:53,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-14 06:20:53,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:53,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:53,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:53,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:53,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:53,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:53,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:53,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:53,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:53,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:20:53,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:53,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:53,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 06:20:53,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:53,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:53,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:53,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:53,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:53,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:53,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:53,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:53,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:53,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:20:53,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:53,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:53,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 06:20:53,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:53,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:53,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:53,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:53,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:53,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:53,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:53,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:53,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:53,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:20:53,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:53,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:53,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-14 06:20:53,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:53,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:53,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:53,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:53,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:53,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:53,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:53,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:53,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:53,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:20:53,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:53,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:53,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-14 06:20:53,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:53,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:53,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:53,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:20:53,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:53,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:53,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:53,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:53,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:53,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:20:53,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:53,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:53,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:20:53,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:53,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:53,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:53,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:20:53,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:53,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:53,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:53,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:53,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:53,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:20:53,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:53,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:53,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-14 06:20:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:53,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:53,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:53,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:20:53,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:53,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:20:53,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:53,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:53,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:53,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:20:53,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:53,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:53,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 06:20:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:20:53,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:20:53,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:20:53,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:20:53,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:20:53,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:20:53,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:20:53,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:20:53,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:20:53,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:20:53,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:20:53,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:20:53,278 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:20:53,278 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1542578527] [2020-10-14 06:20:53,278 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:20:53,279 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:20:53,279 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791644685] [2020-10-14 06:20:53,279 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:20:53,280 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:20:53,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:20:53,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:20:53,280 INFO L87 Difference]: Start difference. First operand 425 states and 609 transitions. Second operand 9 states. [2020-10-14 06:20:55,796 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-14 06:21:03,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:21:03,514 INFO L93 Difference]: Finished difference Result 970 states and 1483 transitions. [2020-10-14 06:21:03,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:21:03,515 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 149 [2020-10-14 06:21:03,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:21:03,522 INFO L225 Difference]: With dead ends: 970 [2020-10-14 06:21:03,522 INFO L226 Difference]: Without dead ends: 775 [2020-10-14 06:21:03,523 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:21:03,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 775 states. [2020-10-14 06:21:03,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 775 to 488. [2020-10-14 06:21:03,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 488 states. [2020-10-14 06:21:03,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 716 transitions. [2020-10-14 06:21:03,750 INFO L78 Accepts]: Start accepts. Automaton has 488 states and 716 transitions. Word has length 149 [2020-10-14 06:21:03,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:21:03,750 INFO L479 AbstractCegarLoop]: Abstraction has 488 states and 716 transitions. [2020-10-14 06:21:03,751 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:21:03,751 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 716 transitions. [2020-10-14 06:21:03,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-14 06:21:03,753 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:21:03,754 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:21:03,754 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 06:21:03,754 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:21:03,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:21:03,755 INFO L82 PathProgramCache]: Analyzing trace with hash 246961732, now seen corresponding path program 2 times [2020-10-14 06:21:03,755 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:21:03,755 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [181947404] [2020-10-14 06:21:03,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:21:03,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:03,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:03,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:03,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:04,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:05,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:08,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:08,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-14 06:21:08,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:21:08,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 06:21:08,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:08,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:08,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:21:08,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:21:08,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 06:21:08,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,099 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-14 06:21:10,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:21:10,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:21:10,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 06:21:10,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:10,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:21:10,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:21:10,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:10,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:10,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:21:10,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:21:10,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:10,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:10,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:21:10,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:21:10,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:10,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:10,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:21:10,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:21:10,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:21:10,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 161 [2020-10-14 06:21:10,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:10,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:21:10,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:21:10,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:21:10,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:10,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:21:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:10,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:10,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:10,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:21:10,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:21:10,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:10,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:10,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:21:10,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:10,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:10,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:10,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:21:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:21:10,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:10,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:10,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:21:10,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:10,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:10,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:10,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-14 06:21:10,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:21:10,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:21:10,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:21:10,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:21:10,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:10,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:10,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:10,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:21:10,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:10,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:10,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:10,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-14 06:21:10,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:10,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:10,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:21:10,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 06:21:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:10,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:10,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:21:10,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 06:21:10,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:10,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:10,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:21:10,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-14 06:21:10,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:10,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:10,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:21:10,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-14 06:21:10,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:21:10,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:10,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:21:10,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:21:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:21:10,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:10,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:10,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-14 06:21:10,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:10,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:10,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:21:10,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 06:21:10,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:10,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:10,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:10,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:21:10,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:10,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:10,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:10,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:10,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:10,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:21:10,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:10,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:10,507 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-14 06:21:10,508 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [181947404] [2020-10-14 06:21:10,508 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:21:10,508 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:21:10,508 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614296894] [2020-10-14 06:21:10,509 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:21:10,509 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:21:10,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:21:10,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:21:10,509 INFO L87 Difference]: Start difference. First operand 488 states and 716 transitions. Second operand 9 states. [2020-10-14 06:21:12,708 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-14 06:21:21,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:21:21,446 INFO L93 Difference]: Finished difference Result 1426 states and 2290 transitions. [2020-10-14 06:21:21,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:21:21,447 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 149 [2020-10-14 06:21:21,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:21:21,453 INFO L225 Difference]: With dead ends: 1426 [2020-10-14 06:21:21,454 INFO L226 Difference]: Without dead ends: 999 [2020-10-14 06:21:21,456 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:21:21,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 999 states. [2020-10-14 06:21:21,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 999 to 600. [2020-10-14 06:21:21,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 600 states. [2020-10-14 06:21:21,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 910 transitions. [2020-10-14 06:21:21,779 INFO L78 Accepts]: Start accepts. Automaton has 600 states and 910 transitions. Word has length 149 [2020-10-14 06:21:21,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:21:21,780 INFO L479 AbstractCegarLoop]: Abstraction has 600 states and 910 transitions. [2020-10-14 06:21:21,780 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:21:21,780 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 910 transitions. [2020-10-14 06:21:21,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-14 06:21:21,783 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:21:21,783 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:21:21,784 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 06:21:21,784 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:21:21,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:21:21,784 INFO L82 PathProgramCache]: Analyzing trace with hash -2014514105, now seen corresponding path program 1 times [2020-10-14 06:21:21,785 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:21:21,785 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [939350358] [2020-10-14 06:21:21,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:21:21,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:21,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:21,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:21,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:22,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:26,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:26,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-14 06:21:26,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:21:26,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-14 06:21:26,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:26,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:26,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:21:26,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:21:26,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 06:21:26,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,055 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-14 06:21:28,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:21:28,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:21:28,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-14 06:21:28,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:28,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:21:28,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:21:28,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:28,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:28,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:21:28,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:21:28,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:28,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:28,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:21:28,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:21:28,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:28,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:28,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:21:28,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:21:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:21:28,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:21:28,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 152 [2020-10-14 06:21:28,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:28,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:21:28,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:21:28,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:21:28,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:28,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:21:28,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:28,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:28,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:28,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:21:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:21:28,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:28,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:28,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:21:28,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:28,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:28,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:28,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:21:28,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:21:28,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:28,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:28,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:21:28,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:28,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:28,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:28,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 06:21:28,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:21:28,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:21:28,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:21:28,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:21:28,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:28,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:28,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:28,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:21:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:28,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:28,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:28,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 06:21:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:28,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:28,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:21:28,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 06:21:28,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:28,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:28,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:21:28,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-14 06:21:28,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:28,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:28,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:21:28,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 06:21:28,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:28,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:28,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:21:28,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 06:21:28,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:21:28,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:28,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:21:28,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:21:28,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:21:28,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:28,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:28,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-14 06:21:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:28,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:28,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:21:28,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 06:21:28,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:28,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:28,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:28,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:21:28,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:28,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:28,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:28,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:28,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:28,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:21:28,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:28,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:28,471 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:21:28,472 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [939350358] [2020-10-14 06:21:28,472 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 06:21:28,472 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-14 06:21:28,472 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023117268] [2020-10-14 06:21:28,473 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 06:21:28,473 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:21:28,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 06:21:28,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:21:28,474 INFO L87 Difference]: Start difference. First operand 600 states and 910 transitions. Second operand 11 states. [2020-10-14 06:21:30,686 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-14 06:21:31,912 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-14 06:21:33,298 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-14 06:21:42,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:21:42,363 INFO L93 Difference]: Finished difference Result 1520 states and 2467 transitions. [2020-10-14 06:21:42,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 06:21:42,364 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 150 [2020-10-14 06:21:42,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:21:42,374 INFO L225 Difference]: With dead ends: 1520 [2020-10-14 06:21:42,374 INFO L226 Difference]: Without dead ends: 1325 [2020-10-14 06:21:42,376 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=136, Invalid=244, Unknown=0, NotChecked=0, Total=380 [2020-10-14 06:21:42,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1325 states. [2020-10-14 06:21:42,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1325 to 779. [2020-10-14 06:21:42,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 779 states. [2020-10-14 06:21:42,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 779 states and 1219 transitions. [2020-10-14 06:21:42,809 INFO L78 Accepts]: Start accepts. Automaton has 779 states and 1219 transitions. Word has length 150 [2020-10-14 06:21:42,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:21:42,810 INFO L479 AbstractCegarLoop]: Abstraction has 779 states and 1219 transitions. [2020-10-14 06:21:42,810 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 06:21:42,810 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1219 transitions. [2020-10-14 06:21:42,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-14 06:21:42,812 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:21:42,813 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:21:42,813 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 06:21:42,813 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:21:42,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:21:42,813 INFO L82 PathProgramCache]: Analyzing trace with hash 2128030793, now seen corresponding path program 1 times [2020-10-14 06:21:42,814 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:21:42,814 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1715695000] [2020-10-14 06:21:42,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:21:42,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:42,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:42,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:42,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:43,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:43,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:43,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:43,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:43,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:43,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:43,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:43,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:44,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:47,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:47,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-14 06:21:47,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-14 06:21:47,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 06:21:47,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:47,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:47,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:21:47,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:21:47,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 06:21:47,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,097 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-14 06:21:49,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:21:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:21:49,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-14 06:21:49,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:49,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:21:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:21:49,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:49,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:49,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:21:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:21:49,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:49,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:49,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:21:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:21:49,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:49,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:49,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:21:49,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:21:49,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:21:49,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 159 [2020-10-14 06:21:49,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:49,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:21:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:21:49,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:21:49,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:49,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:21:49,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:49,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:49,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:49,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:21:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:21:49,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:49,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:49,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:21:49,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:49,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:49,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:49,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:21:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:21:49,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:49,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:49,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:21:49,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:49,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:49,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:49,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-14 06:21:49,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:21:49,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:21:49,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:21:49,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:21:49,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:49,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 06:21:49,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:49,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:21:49,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:49,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:49,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:49,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-14 06:21:49,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:49,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:49,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:21:49,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 06:21:49,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:49,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:49,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:21:49,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 06:21:49,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:49,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:49,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:21:49,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-14 06:21:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:49,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:49,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:21:49,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-14 06:21:49,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:21:49,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:21:49,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:21:49,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:21:49,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:21:49,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:49,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:21:49,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-14 06:21:49,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:21:49,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:49,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:21:49,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-14 06:21:49,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:21:49,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:21:49,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:21:49,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:21:49,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:21:49,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:21:49,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:21:49,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:21:49,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:21:49,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:21:49,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:21:49,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:21:49,529 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:21:49,530 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1715695000] [2020-10-14 06:21:49,530 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:21:49,530 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:21:49,530 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646747443] [2020-10-14 06:21:49,531 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:21:49,531 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:21:49,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:21:49,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:21:49,531 INFO L87 Difference]: Start difference. First operand 779 states and 1219 transitions. Second operand 9 states. [2020-10-14 06:21:51,830 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-14 06:22:03,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:22:03,691 INFO L93 Difference]: Finished difference Result 2287 states and 3825 transitions. [2020-10-14 06:22:03,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:22:03,692 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 151 [2020-10-14 06:22:03,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:22:03,701 INFO L225 Difference]: With dead ends: 2287 [2020-10-14 06:22:03,702 INFO L226 Difference]: Without dead ends: 1833 [2020-10-14 06:22:03,704 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:22:03,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1833 states. [2020-10-14 06:22:04,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1833 to 1070. [2020-10-14 06:22:04,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1070 states. [2020-10-14 06:22:04,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 1070 states and 1708 transitions. [2020-10-14 06:22:04,335 INFO L78 Accepts]: Start accepts. Automaton has 1070 states and 1708 transitions. Word has length 151 [2020-10-14 06:22:04,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:22:04,335 INFO L479 AbstractCegarLoop]: Abstraction has 1070 states and 1708 transitions. [2020-10-14 06:22:04,335 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:22:04,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1708 transitions. [2020-10-14 06:22:04,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-14 06:22:04,339 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:22:04,340 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:22:04,340 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 06:22:04,340 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:22:04,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:22:04,340 INFO L82 PathProgramCache]: Analyzing trace with hash -90955512, now seen corresponding path program 1 times [2020-10-14 06:22:04,341 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:22:04,341 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [606399055] [2020-10-14 06:22:04,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:22:04,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:04,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:04,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:04,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:04,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:04,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:04,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:04,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:04,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:04,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:05,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:05,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:09,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:09,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 222 [2020-10-14 06:22:09,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-14 06:22:09,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-14 06:22:09,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:09,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:09,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:22:09,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:22:09,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 06:22:09,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:10,640 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-14 06:22:10,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:22:10,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:10,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:10,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:10,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:22:10,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:10,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 06:22:10,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:10,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:10,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:10,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:10,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:10,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:10,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:22:10,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:10,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:10,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:10,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:22:10,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:10,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:10,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:10,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:10,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:10,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:10,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:10,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:10,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:22:10,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:10,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:10,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:10,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:22:10,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:10,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:10,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:10,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:10,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:10,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:10,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:10,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:10,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:22:10,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:10,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:10,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:10,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:22:10,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:10,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:10,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:10,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:10,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:10,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:10,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:10,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:10,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:22:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:10,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:10,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:10,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:10,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:10,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:22:10,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:22:10,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 163 [2020-10-14 06:22:10,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:10,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:10,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:10,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:10,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:10,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:10,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:22:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:10,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:10,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:10,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:22:10,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:10,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:22:10,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:10,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:10,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:10,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:10,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:10,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:10,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:22:10,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:10,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:10,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:10,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:10,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:10,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:10,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:10,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:10,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:10,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:10,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:10,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:10,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:22:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:10,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:10,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:10,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:22:10,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:10,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:22:10,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:10,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:10,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:10,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:10,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:10,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:10,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:22:10,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:10,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:10,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:10,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:10,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:10,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:10,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:10,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:10,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:10,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:10,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:10,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:10,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:22:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:10,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:10,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:10,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:22:10,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:10,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:22:10,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:10,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:10,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:10,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:10,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:10,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:10,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:22:10,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:10,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:10,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:10,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:10,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:10,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:22:10,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:10,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:10,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:10,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:10,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:10,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:10,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 06:22:10,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:10,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:10,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:10,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:22:10,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:10,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:22:10,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:10,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:10,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:10,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:22:10,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:10,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:10,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:22:10,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:10,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:10,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:10,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:10,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:10,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:22:10,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:10,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:10,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:10,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:10,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:10,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:22:10,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:22:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:10,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:10,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:10,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:10,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:10,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:22:10,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:10,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:10,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:10,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:10,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:10,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:10,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 06:22:11,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:11,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:11,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:11,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:11,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:11,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:11,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:11,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:11,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:11,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:22:11,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:11,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:11,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-14 06:22:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:11,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:11,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:11,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:11,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:11,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:11,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:11,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:11,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:11,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:22:11,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:11,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:22:11,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-14 06:22:11,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:11,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:11,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:11,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:11,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:11,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:11,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:11,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:11,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:11,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:22:11,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:11,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:11,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 06:22:11,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:11,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:11,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:11,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:11,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:11,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:11,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:11,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:11,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:11,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:22:11,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:11,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:11,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 06:22:11,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:11,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:11,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:11,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:22:11,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:11,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:22:11,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:11,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:11,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:11,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:22:11,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:11,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:11,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:22:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:11,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:11,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:11,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:22:11,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:11,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:11,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:11,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:11,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:11,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:11,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:11,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:11,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 06:22:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:11,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:11,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:11,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:11,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:11,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:11,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:11,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:11,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:11,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:22:11,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:11,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:11,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-14 06:22:11,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:11,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:11,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:11,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:22:11,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:11,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:11,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:11,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:11,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:11,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:22:11,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:11,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:11,055 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:22:11,055 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [606399055] [2020-10-14 06:22:11,055 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:22:11,055 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:22:11,055 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87901891] [2020-10-14 06:22:11,056 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:22:11,056 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:22:11,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:22:11,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:22:11,057 INFO L87 Difference]: Start difference. First operand 1070 states and 1708 transitions. Second operand 9 states. [2020-10-14 06:22:13,169 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-14 06:22:22,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:22:22,473 INFO L93 Difference]: Finished difference Result 3551 states and 6061 transitions. [2020-10-14 06:22:22,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:22:22,473 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 152 [2020-10-14 06:22:22,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:22:22,486 INFO L225 Difference]: With dead ends: 3551 [2020-10-14 06:22:22,486 INFO L226 Difference]: Without dead ends: 2786 [2020-10-14 06:22:22,489 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:22:22,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2786 states. [2020-10-14 06:22:23,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2786 to 1577. [2020-10-14 06:22:23,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1577 states. [2020-10-14 06:22:23,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1577 states and 2557 transitions. [2020-10-14 06:22:23,814 INFO L78 Accepts]: Start accepts. Automaton has 1577 states and 2557 transitions. Word has length 152 [2020-10-14 06:22:23,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:22:23,815 INFO L479 AbstractCegarLoop]: Abstraction has 1577 states and 2557 transitions. [2020-10-14 06:22:23,815 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:22:23,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 2557 transitions. [2020-10-14 06:22:23,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-14 06:22:23,821 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:22:23,821 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:22:23,821 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 06:22:23,821 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:22:23,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:22:23,822 INFO L82 PathProgramCache]: Analyzing trace with hash -1030115253, now seen corresponding path program 1 times [2020-10-14 06:22:23,822 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:22:23,822 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2097251997] [2020-10-14 06:22:23,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:22:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:23,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:23,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:23,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:24,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:24,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:24,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:24,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:24,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:24,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:25,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:28,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:28,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-14 06:22:28,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-14 06:22:28,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 06:22:28,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:28,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:28,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:22:28,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:22:28,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 06:22:28,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,081 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-14 06:22:30,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:22:30,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:22:30,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-14 06:22:30,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:30,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:22:30,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:22:30,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:30,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:30,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:22:30,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:22:30,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:30,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:30,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:22:30,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:22:30,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:30,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:30,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:22:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:22:30,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:22:30,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 152 [2020-10-14 06:22:30,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:30,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:22:30,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:22:30,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:22:30,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:30,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:22:30,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:22:30,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:30,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:30,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:30,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:22:30,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:22:30,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:22:30,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:30,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:22:30,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:30,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:30,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:30,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:22:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:22:30,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:22:30,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:30,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:22:30,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:30,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:30,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:30,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-14 06:22:30,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:22:30,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:22:30,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:22:30,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:22:30,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:30,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:22:30,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:30,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:22:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:30,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:22:30,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:30,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 06:22:30,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:30,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:30,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:22:30,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 06:22:30,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:30,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:30,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:22:30,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 06:22:30,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:30,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:30,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:22:30,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-14 06:22:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:30,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:30,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:22:30,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-14 06:22:30,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:22:30,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:22:30,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:22:30,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:22:30,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:22:30,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:30,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:30,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-14 06:22:30,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:30,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:30,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:22:30,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-14 06:22:30,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:30,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:30,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:30,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:22:30,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:30,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:30,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:30,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:30,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:30,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:22:30,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:30,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:30,484 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:22:30,485 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2097251997] [2020-10-14 06:22:30,485 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:22:30,485 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:22:30,485 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662914310] [2020-10-14 06:22:30,486 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:22:30,486 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:22:30,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:22:30,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:22:30,486 INFO L87 Difference]: Start difference. First operand 1577 states and 2557 transitions. Second operand 9 states. [2020-10-14 06:22:32,453 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-14 06:22:43,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:22:43,058 INFO L93 Difference]: Finished difference Result 5796 states and 9982 transitions. [2020-10-14 06:22:43,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:22:43,059 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 153 [2020-10-14 06:22:43,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:22:43,088 INFO L225 Difference]: With dead ends: 5796 [2020-10-14 06:22:43,089 INFO L226 Difference]: Without dead ends: 4504 [2020-10-14 06:22:43,094 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:22:43,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4504 states. [2020-10-14 06:22:45,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4504 to 2436. [2020-10-14 06:22:45,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2436 states. [2020-10-14 06:22:45,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2436 states to 2436 states and 4000 transitions. [2020-10-14 06:22:45,542 INFO L78 Accepts]: Start accepts. Automaton has 2436 states and 4000 transitions. Word has length 153 [2020-10-14 06:22:45,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:22:45,542 INFO L479 AbstractCegarLoop]: Abstraction has 2436 states and 4000 transitions. [2020-10-14 06:22:45,542 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:22:45,542 INFO L276 IsEmpty]: Start isEmpty. Operand 2436 states and 4000 transitions. [2020-10-14 06:22:45,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-14 06:22:45,550 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:22:45,550 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:22:45,550 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-14 06:22:45,551 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:22:45,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:22:45,551 INFO L82 PathProgramCache]: Analyzing trace with hash 2081417992, now seen corresponding path program 1 times [2020-10-14 06:22:45,551 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:22:45,551 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [706834460] [2020-10-14 06:22:45,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:22:45,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:45,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:45,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:45,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:45,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:45,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:45,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:46,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:46,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:47,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:50,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:50,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 224 [2020-10-14 06:22:50,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-14 06:22:50,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-14 06:22:50,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:50,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:50,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:22:50,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:22:50,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 06:22:50,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:51,752 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-14 06:22:51,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:22:51,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:51,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:51,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:51,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:22:51,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:51,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 06:22:51,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:51,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:51,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:51,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:51,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:51,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:51,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:22:51,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:51,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:51,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:51,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:22:51,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:51,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:51,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:51,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:51,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:51,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:51,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:51,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:51,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:22:51,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:51,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:51,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:51,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:22:51,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:51,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:51,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:51,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:51,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:51,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:51,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:51,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:51,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:22:51,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:51,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:51,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:51,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:22:51,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:51,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:51,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:51,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:51,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:51,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:51,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:51,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:51,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:22:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:51,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:51,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:51,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:51,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:51,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:22:51,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:22:51,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 156 [2020-10-14 06:22:51,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:51,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:51,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:51,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:51,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:51,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:52,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:22:52,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:52,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:52,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:52,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:22:52,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:52,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:22:52,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:52,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:52,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:52,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:52,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:52,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:52,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:22:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:52,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:52,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:52,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:52,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:52,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:52,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:52,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:52,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:52,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:52,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:52,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:52,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:22:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:52,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:52,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:52,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:22:52,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:52,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:22:52,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:52,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:52,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:52,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:52,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:52,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:52,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:22:52,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:52,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:52,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:52,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:52,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:52,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:52,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:52,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:52,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:52,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:52,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:52,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:52,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:22:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:52,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:52,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:52,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:22:52,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:52,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:22:52,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:52,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:52,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:52,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:52,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:52,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:52,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:22:52,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:52,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:52,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:52,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:52,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:52,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:52,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:52,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:52,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:52,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:52,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:52,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:52,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 06:22:52,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:52,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:52,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:52,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:22:52,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:52,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 06:22:52,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:52,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:52,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:52,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:22:52,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:52,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:52,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:22:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:52,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:52,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:52,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:52,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:52,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:22:52,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:52,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:52,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:52,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:52,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:52,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:52,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:22:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:52,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:52,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:52,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:52,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:52,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:22:52,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:52,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:52,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:52,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:52,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:52,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:52,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 06:22:52,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:52,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:52,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:52,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:52,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:52,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:52,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:52,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:52,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:52,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:22:52,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:52,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:52,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-14 06:22:52,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:52,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:52,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:52,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:52,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:52,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:52,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:52,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:52,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:52,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:22:52,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:52,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:52,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-14 06:22:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:52,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:52,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:52,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:52,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:52,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:52,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:52,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:52,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:52,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:22:52,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:52,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:52,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 06:22:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:52,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:52,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:52,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:52,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:52,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:52,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:52,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:52,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:52,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:22:52,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:52,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:52,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 06:22:52,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:52,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:52,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:52,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:22:52,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:52,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:22:52,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:52,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:52,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:52,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:22:52,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:52,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:52,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:22:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:52,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:52,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:52,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:22:52,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:52,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:52,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:52,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:52,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:52,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:22:52,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:52,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:52,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 06:22:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:52,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:52,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:52,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:22:52,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:52,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:52,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:52,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:52,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:52,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:22:52,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:52,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:52,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-14 06:22:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:22:52,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:22:52,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:22:52,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:22:52,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:22:52,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:22:52,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:22:52,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:22:52,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:22:52,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:22:52,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:22:52,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:22:52,146 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:22:52,146 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [706834460] [2020-10-14 06:22:52,146 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:22:52,146 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:22:52,147 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429199674] [2020-10-14 06:22:52,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:22:52,147 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:22:52,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:22:52,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:22:52,148 INFO L87 Difference]: Start difference. First operand 2436 states and 4000 transitions. Second operand 9 states. [2020-10-14 06:22:54,491 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 520