/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 00:33:10,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 00:33:10,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 00:33:10,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 00:33:10,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 00:33:10,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 00:33:10,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 00:33:10,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 00:33:10,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 00:33:10,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 00:33:10,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 00:33:10,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 00:33:10,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 00:33:10,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 00:33:10,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 00:33:10,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 00:33:10,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 00:33:10,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 00:33:10,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 00:33:10,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 00:33:10,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 00:33:10,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 00:33:10,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 00:33:10,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 00:33:10,484 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 00:33:10,484 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 00:33:10,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 00:33:10,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 00:33:10,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 00:33:10,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 00:33:10,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 00:33:10,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 00:33:10,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 00:33:10,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 00:33:10,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 00:33:10,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 00:33:10,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 00:33:10,493 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 00:33:10,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 00:33:10,494 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 00:33:10,495 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 00:33:10,496 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-09-25 00:33:10,524 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 00:33:10,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 00:33:10,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 00:33:10,526 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 00:33:10,526 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 00:33:10,526 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 00:33:10,527 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 00:33:10,527 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 00:33:10,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 00:33:10,527 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 00:33:10,527 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 00:33:10,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 00:33:10,528 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 00:33:10,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 00:33:10,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 00:33:10,528 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 00:33:10,529 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 00:33:10,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 00:33:10,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 00:33:10,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 00:33:10,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 00:33:10,530 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 00:33:10,530 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 00:33:10,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 00:33:10,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 00:33:10,531 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 00:33:10,531 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-25 00:33:10,531 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true; [2020-09-25 00:33:10,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 00:33:11,023 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 00:33:11,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 00:33:11,030 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 00:33:11,030 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 00:33:11,032 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-09-25 00:33:11,121 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3c6916ba7/3b77279ea0d84966864966a4567148b6/FLAGbbb7a6c8f [2020-09-25 00:33:11,805 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 00:33:11,806 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-09-25 00:33:11,838 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3c6916ba7/3b77279ea0d84966864966a4567148b6/FLAGbbb7a6c8f [2020-09-25 00:33:12,004 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3c6916ba7/3b77279ea0d84966864966a4567148b6 [2020-09-25 00:33:12,018 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 00:33:12,026 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 00:33:12,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 00:33:12,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 00:33:12,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 00:33:12,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:33:12" (1/1) ... [2020-09-25 00:33:12,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d82a9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:33:12, skipping insertion in model container [2020-09-25 00:33:12,042 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:33:12" (1/1) ... [2020-09-25 00:33:12,052 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 00:33:12,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 00:33:12,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 00:33:12,827 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 00:33:12,985 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 00:33:13,060 INFO L208 MainTranslator]: Completed translation [2020-09-25 00:33:13,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:33:13 WrapperNode [2020-09-25 00:33:13,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 00:33:13,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 00:33:13,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 00:33:13,063 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 00:33:13,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:33:13" (1/1) ... [2020-09-25 00:33:13,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:33:13" (1/1) ... [2020-09-25 00:33:13,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:33:13" (1/1) ... [2020-09-25 00:33:13,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:33:13" (1/1) ... [2020-09-25 00:33:13,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:33:13" (1/1) ... [2020-09-25 00:33:13,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:33:13" (1/1) ... [2020-09-25 00:33:13,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:33:13" (1/1) ... [2020-09-25 00:33:13,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 00:33:13,218 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 00:33:13,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 00:33:13,219 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 00:33:13,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:33:13" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 00:33:13,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 00:33:13,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 00:33:13,349 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-25 00:33:13,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-09-25 00:33:13,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-09-25 00:33:13,350 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-09-25 00:33:13,351 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-09-25 00:33:13,352 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-09-25 00:33:13,352 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-09-25 00:33:13,352 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_read_ch [2020-09-25 00:33:13,354 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_add_raw [2020-09-25 00:33:13,354 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2020-09-25 00:33:13,354 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_ch_show [2020-09-25 00:33:13,354 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_label_show [2020-09-25 00:33:13,355 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_create_attr [2020-09-25 00:33:13,355 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2020-09-25 00:33:13,355 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2020-09-25 00:33:13,359 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2020-09-25 00:33:13,360 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_init [2020-09-25 00:33:13,360 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_exit [2020-09-25 00:33:13,360 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 00:33:13,361 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-09-25 00:33:13,361 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-09-25 00:33:13,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_5 [2020-09-25 00:33:13,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_6 [2020-09-25 00:33:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-09-25 00:33:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-09-25 00:33:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-09-25 00:33:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-09-25 00:33:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-09-25 00:33:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-09-25 00:33:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2020-09-25 00:33:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2020-09-25 00:33:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-09-25 00:33:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-09-25 00:33:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-09-25 00:33:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-09-25 00:33:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2020-09-25 00:33:13,365 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-09-25 00:33:13,365 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-09-25 00:33:13,365 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2020-09-25 00:33:13,365 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2020-09-25 00:33:13,366 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2020-09-25 00:33:13,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-09-25 00:33:13,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-09-25 00:33:13,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2020-09-25 00:33:13,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-09-25 00:33:13,367 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2020-09-25 00:33:13,367 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-09-25 00:33:13,367 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2020-09-25 00:33:13,368 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-09-25 00:33:13,368 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_read [2020-09-25 00:33:13,368 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_register [2020-09-25 00:33:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2020-09-25 00:33:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-25 00:33:13,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 00:33:13,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-09-25 00:33:13,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-09-25 00:33:13,370 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-09-25 00:33:13,371 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-09-25 00:33:13,371 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2020-09-25 00:33:13,371 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-09-25 00:33:13,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_5 [2020-09-25 00:33:13,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_6 [2020-09-25 00:33:13,371 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2020-09-25 00:33:13,372 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-09-25 00:33:13,372 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-09-25 00:33:13,372 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2020-09-25 00:33:13,372 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-09-25 00:33:13,372 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-09-25 00:33:13,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2020-09-25 00:33:13,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2020-09-25 00:33:13,373 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-25 00:33:13,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 00:33:13,375 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-25 00:33:13,375 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-25 00:33:13,375 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 00:33:13,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-09-25 00:33:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 00:33:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-09-25 00:33:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-09-25 00:33:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-09-25 00:33:13,377 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-09-25 00:33:13,378 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-09-25 00:33:13,378 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-09-25 00:33:13,378 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2020-09-25 00:33:13,378 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-09-25 00:33:13,378 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-09-25 00:33:13,379 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-09-25 00:33:13,379 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2020-09-25 00:33:13,379 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2020-09-25 00:33:13,379 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_read [2020-09-25 00:33:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_register [2020-09-25 00:33:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2020-09-25 00:33:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_read_ch [2020-09-25 00:33:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 00:33:13,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 00:33:13,381 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_add_raw [2020-09-25 00:33:13,381 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2020-09-25 00:33:13,381 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_ch_show [2020-09-25 00:33:13,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 00:33:13,382 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_label_show [2020-09-25 00:33:13,382 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_create_attr [2020-09-25 00:33:13,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 00:33:13,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 00:33:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2020-09-25 00:33:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2020-09-25 00:33:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 00:33:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2020-09-25 00:33:13,384 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_init [2020-09-25 00:33:13,384 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_exit [2020-09-25 00:33:13,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-09-25 00:33:13,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-09-25 00:33:13,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2020-09-25 00:33:13,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-09-25 00:33:13,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-09-25 00:33:13,385 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 00:33:13,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-09-25 00:33:13,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-09-25 00:33:13,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-09-25 00:33:13,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-09-25 00:33:13,388 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 00:33:13,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 00:33:13,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 00:33:13,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-25 00:33:13,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 00:33:15,514 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 00:33:15,515 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-25 00:33:15,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:33:15 BoogieIcfgContainer [2020-09-25 00:33:15,533 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 00:33:15,538 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 00:33:15,538 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 00:33:15,542 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 00:33:15,543 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 12:33:12" (1/3) ... [2020-09-25 00:33:15,544 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@759c5ceb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 12:33:15, skipping insertion in model container [2020-09-25 00:33:15,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:33:13" (2/3) ... [2020-09-25 00:33:15,545 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@759c5ceb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 12:33:15, skipping insertion in model container [2020-09-25 00:33:15,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:33:15" (3/3) ... [2020-09-25 00:33:15,549 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-09-25 00:33:15,562 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 00:33:15,576 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 00:33:15,600 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 00:33:15,636 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 00:33:15,637 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 00:33:15,637 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 00:33:15,637 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 00:33:15,637 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 00:33:15,637 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 00:33:15,638 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 00:33:15,638 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 00:33:15,674 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states. [2020-09-25 00:33:15,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2020-09-25 00:33:15,703 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 00:33:15,705 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 00:33:15,706 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 00:33:15,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 00:33:15,714 INFO L82 PathProgramCache]: Analyzing trace with hash 569274542, now seen corresponding path program 1 times [2020-09-25 00:33:15,723 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 00:33:15,724 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [445990345] [2020-09-25 00:33:15,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 00:33:16,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:16,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:18,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:21,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:21,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 360 [2020-09-25 00:33:21,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 00:33:21,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5073 [2020-09-25 00:33:21,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:21,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-09-25 00:33:21,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-09-25 00:33:21,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 296 [2020-09-25 00:33:21,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 00:33:21,866 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-09-25 00:33:21,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 00:33:21,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:22,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:22,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:22,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-09-25 00:33:22,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:22,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 398 [2020-09-25 00:33:22,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:22,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-25 00:33:22,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:22,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-09-25 00:33:22,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:22,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-25 00:33:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:22,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:22,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:22,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 00:33:22,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:22,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-25 00:33:22,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:22,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:22,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:22,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 00:33:22,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:22,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-09-25 00:33:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:22,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:22,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:22,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 00:33:22,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:22,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-25 00:33:22,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:22,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:22,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:22,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 00:33:22,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:22,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-09-25 00:33:22,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:22,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:22,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:22,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 00:33:22,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:22,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-09-25 00:33:22,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:22,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:22,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:22,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-25 00:33:22,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:22,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 00:33:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:22,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:22,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:22,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 00:33:22,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:22,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 00:33:22,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:22,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:22,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:22,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:22,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:22,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-09-25 00:33:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:22,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:22,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:22,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-09-25 00:33:22,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:22,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-09-25 00:33:22,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:22,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:22,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:22,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-09-25 00:33:22,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:22,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 00:33:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:22,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:22,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:22,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-25 00:33:22,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:22,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-09-25 00:33:22,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:22,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:22,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:22,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:22,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:22,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 00:33:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:22,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:22,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:22,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 00:33:22,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:22,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-25 00:33:22,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:22,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:22,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:22,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:22,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:22,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 00:33:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:22,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:22,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:22,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 00:33:22,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:22,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 00:33:22,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:22,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:22,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:22,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:22,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:22,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-09-25 00:33:22,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:22,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:22,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:22,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 00:33:22,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:22,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-25 00:33:22,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:22,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:22,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:22,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-25 00:33:22,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:22,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 00:33:22,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:22,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:22,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:22,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 00:33:22,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:22,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 00:33:22,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:22,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:22,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:22,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:22,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:22,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-09-25 00:33:22,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:22,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:22,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:22,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 00:33:22,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:22,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-25 00:33:22,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:22,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:22,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:22,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 00:33:22,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:22,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-09-25 00:33:23,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:23,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:23,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:23,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-25 00:33:23,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:23,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-09-25 00:33:23,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:23,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:23,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:23,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-25 00:33:23,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:23,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 00:33:23,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:23,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:23,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:23,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 00:33:23,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:23,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 00:33:23,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:23,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:23,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:23,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:23,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:23,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-25 00:33:23,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:23,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:23,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:23,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 00:33:23,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:23,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-09-25 00:33:23,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:23,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:23,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:23,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 00:33:23,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:23,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 00:33:23,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:23,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:23,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:23,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 00:33:23,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:23,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 00:33:23,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:23,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:23,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:23,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:23,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:23,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-09-25 00:33:23,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:23,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:23,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:23,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 00:33:23,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:23,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-25 00:33:23,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:23,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:23,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:23,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-25 00:33:23,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:23,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-09-25 00:33:23,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:23,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:23,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:23,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 00:33:23,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:23,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-09-25 00:33:23,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:23,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:23,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:23,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 00:33:23,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:23,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 00:33:23,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:23,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:23,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:23,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 00:33:23,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:23,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 00:33:23,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:23,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:23,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:23,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:23,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:23,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-25 00:33:23,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:23,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:23,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:23,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 00:33:23,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:23,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-25 00:33:23,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:23,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:23,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:23,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 00:33:23,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:23,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 00:33:23,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:23,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:23,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:23,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 00:33:23,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:23,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 00:33:23,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:23,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:23,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:23,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:23,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:23,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-09-25 00:33:23,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:23,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:23,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:23,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 00:33:23,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:23,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-25 00:33:23,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:23,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 00:33:23,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-25 00:33:23,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 00:33:23,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:23,635 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-09-25 00:33:23,636 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [445990345] [2020-09-25 00:33:23,639 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 00:33:23,639 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-25 00:33:23,640 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933433527] [2020-09-25 00:33:23,651 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-25 00:33:23,651 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 00:33:23,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-25 00:33:23,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-09-25 00:33:23,701 INFO L87 Difference]: Start difference. First operand 581 states. Second operand 10 states. [2020-09-25 00:33:24,195 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-09-25 00:33:27,184 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-09-25 00:33:27,735 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-09-25 00:33:31,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 00:33:31,973 INFO L93 Difference]: Finished difference Result 1905 states and 2181 transitions. [2020-09-25 00:33:31,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-09-25 00:33:31,976 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 301 [2020-09-25 00:33:31,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 00:33:32,011 INFO L225 Difference]: With dead ends: 1905 [2020-09-25 00:33:32,011 INFO L226 Difference]: Without dead ends: 1437 [2020-09-25 00:33:32,022 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=122, Invalid=384, Unknown=0, NotChecked=0, Total=506 [2020-09-25 00:33:32,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1437 states. [2020-09-25 00:33:32,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1437 to 1245. [2020-09-25 00:33:32,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1245 states. [2020-09-25 00:33:32,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 1245 states and 1366 transitions. [2020-09-25 00:33:32,278 INFO L78 Accepts]: Start accepts. Automaton has 1245 states and 1366 transitions. Word has length 301 [2020-09-25 00:33:32,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 00:33:32,281 INFO L479 AbstractCegarLoop]: Abstraction has 1245 states and 1366 transitions. [2020-09-25 00:33:32,281 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-25 00:33:32,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1366 transitions. [2020-09-25 00:33:32,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2020-09-25 00:33:32,293 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 00:33:32,294 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 00:33:32,294 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 00:33:32,295 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 00:33:32,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 00:33:32,295 INFO L82 PathProgramCache]: Analyzing trace with hash 1160418199, now seen corresponding path program 1 times [2020-09-25 00:33:32,295 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 00:33:32,296 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1797361917] [2020-09-25 00:33:32,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 00:33:32,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:32,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:34,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:36,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:37,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:37,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 402 [2020-09-25 00:33:37,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 00:33:37,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5085 [2020-09-25 00:33:37,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:37,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-09-25 00:33:37,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 163 [2020-09-25 00:33:37,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-25 00:33:37,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:37,808 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-09-25 00:33:37,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 00:33:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:37,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:37,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:37,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-09-25 00:33:37,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:37,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-09-25 00:33:37,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:37,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:37,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:37,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:37,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:37,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-25 00:33:37,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:37,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:37,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:37,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 00:33:37,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:37,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 00:33:37,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:37,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:37,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:37,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:37,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:37,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-09-25 00:33:37,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:37,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:37,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:37,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 00:33:37,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:37,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 00:33:37,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:37,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:37,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:37,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:37,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:37,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-09-25 00:33:37,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:37,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:37,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:37,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 00:33:37,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:37,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-25 00:33:37,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:37,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:37,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:37,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:37,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:37,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 00:33:37,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:37,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:38,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:38,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 00:33:38,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:38,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 00:33:38,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:38,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:38,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:38,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:38,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:38,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-09-25 00:33:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:38,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:38,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:38,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-09-25 00:33:38,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:38,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 245 [2020-09-25 00:33:38,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:38,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-25 00:33:38,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:38,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-09-25 00:33:38,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:38,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 00:33:38,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:38,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:38,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:38,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-25 00:33:38,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:38,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 137 [2020-09-25 00:33:38,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:38,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-25 00:33:38,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:38,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-09-25 00:33:38,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:38,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 00:33:38,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:38,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:38,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:38,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 00:33:38,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:38,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-09-25 00:33:38,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:38,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 00:33:38,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:38,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 00:33:38,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:38,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 00:33:38,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:38,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:38,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:38,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 00:33:38,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:38,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-09-25 00:33:38,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:38,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-25 00:33:38,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:38,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 00:33:38,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:38,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-09-25 00:33:38,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:38,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:38,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:38,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 00:33:38,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:38,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-25 00:33:38,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:38,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:38,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-09-25 00:33:38,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:38,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:38,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 00:33:38,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:38,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:38,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:38,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 00:33:38,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:38,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-25 00:33:38,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:38,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:38,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:38,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:38,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:38,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-09-25 00:33:38,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:38,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:38,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:38,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 00:33:38,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:38,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 00:33:38,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:38,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:38,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 00:33:38,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:38,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:38,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-09-25 00:33:38,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:38,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:39,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:39,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-25 00:33:39,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:39,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-25 00:33:39,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:39,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:39,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-09-25 00:33:39,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:39,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:39,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 00:33:39,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:39,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:39,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:39,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 00:33:39,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:39,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 00:33:39,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:39,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:39,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:39,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:39,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:39,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-25 00:33:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:39,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:39,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:39,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 00:33:39,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:39,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-25 00:33:39,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:39,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:39,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-09-25 00:33:39,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:39,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:39,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 00:33:39,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:39,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:39,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:39,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 00:33:39,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:39,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 00:33:39,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:39,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:39,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:39,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:39,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:39,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-09-25 00:33:39,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:39,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:39,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:39,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 00:33:39,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:39,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 00:33:39,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:39,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:39,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-25 00:33:39,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:39,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 00:33:39,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-09-25 00:33:39,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:39,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:39,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:39,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 00:33:39,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:39,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-25 00:33:39,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:39,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:39,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-09-25 00:33:39,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:39,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:39,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 00:33:39,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:39,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:39,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:39,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 00:33:39,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:39,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 00:33:39,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:39,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:39,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:39,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:39,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:39,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-25 00:33:39,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:39,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:39,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:39,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 00:33:39,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:39,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-25 00:33:39,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:39,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:39,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-09-25 00:33:39,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:39,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:39,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 00:33:39,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:39,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:39,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:39,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 00:33:39,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:39,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 00:33:39,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:39,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:39,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:39,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:39,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:39,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-09-25 00:33:39,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:39,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:39,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:39,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 00:33:39,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:39,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 00:33:39,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:39,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:39,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-25 00:33:39,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:39,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:39,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2020-09-25 00:33:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:39,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:39,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:39,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-25 00:33:39,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:39,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-25 00:33:39,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:39,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:39,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-09-25 00:33:39,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:39,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:39,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 00:33:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:39,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:39,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:39,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 00:33:39,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:39,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 00:33:39,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:39,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:39,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:39,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:39,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:39,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2020-09-25 00:33:39,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:39,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:39,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:39,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 00:33:39,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:39,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 00:33:39,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:39,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:39,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-25 00:33:39,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:39,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:39,501 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-09-25 00:33:39,502 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1797361917] [2020-09-25 00:33:39,503 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-25 00:33:39,503 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-25 00:33:39,504 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489891996] [2020-09-25 00:33:39,508 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-25 00:33:39,509 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 00:33:39,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-25 00:33:39,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=270, Unknown=0, NotChecked=0, Total=306 [2020-09-25 00:33:39,510 INFO L87 Difference]: Start difference. First operand 1245 states and 1366 transitions. Second operand 18 states. [2020-09-25 00:33:40,794 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2020-09-25 00:33:41,016 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2020-09-25 00:33:41,198 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-09-25 00:33:41,423 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-25 00:33:41,675 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-25 00:33:41,885 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-09-25 00:33:42,104 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-25 00:33:42,365 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-09-25 00:33:42,624 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-25 00:33:42,811 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-09-25 00:33:43,044 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-25 00:33:43,304 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2020-09-25 00:33:47,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 00:33:47,673 INFO L93 Difference]: Finished difference Result 2677 states and 2992 transitions. [2020-09-25 00:33:47,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-09-25 00:33:47,674 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 337 [2020-09-25 00:33:47,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 00:33:47,687 INFO L225 Difference]: With dead ends: 2677 [2020-09-25 00:33:47,688 INFO L226 Difference]: Without dead ends: 1524 [2020-09-25 00:33:47,694 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=234, Invalid=1172, Unknown=0, NotChecked=0, Total=1406 [2020-09-25 00:33:47,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1524 states. [2020-09-25 00:33:47,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1524 to 1348. [2020-09-25 00:33:47,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1348 states. [2020-09-25 00:33:47,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1348 states and 1491 transitions. [2020-09-25 00:33:47,825 INFO L78 Accepts]: Start accepts. Automaton has 1348 states and 1491 transitions. Word has length 337 [2020-09-25 00:33:47,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 00:33:47,826 INFO L479 AbstractCegarLoop]: Abstraction has 1348 states and 1491 transitions. [2020-09-25 00:33:47,826 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-25 00:33:47,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1491 transitions. [2020-09-25 00:33:47,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2020-09-25 00:33:47,834 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 00:33:47,834 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 00:33:47,834 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 00:33:47,835 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 00:33:47,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 00:33:47,835 INFO L82 PathProgramCache]: Analyzing trace with hash -1407983841, now seen corresponding path program 1 times [2020-09-25 00:33:47,835 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 00:33:47,836 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [325687555] [2020-09-25 00:33:47,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 00:33:47,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:48,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:49,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:51,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:53,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:53,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 420 [2020-09-25 00:33:53,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 00:33:53,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5084 [2020-09-25 00:33:53,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:53,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 25 [2020-09-25 00:33:53,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-09-25 00:33:53,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 356 [2020-09-25 00:33:53,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:53,393 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-09-25 00:33:53,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 00:33:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:53,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:53,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:53,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-09-25 00:33:53,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:53,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 259 [2020-09-25 00:33:53,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:53,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-25 00:33:53,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:53,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-09-25 00:33:53,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:53,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-25 00:33:53,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:53,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:53,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:53,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 00:33:53,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:53,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 00:33:53,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:53,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:53,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:53,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 00:33:53,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:53,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-09-25 00:33:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:53,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:53,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:53,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 00:33:53,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:53,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 00:33:53,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:53,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:53,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:53,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 00:33:53,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:53,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-09-25 00:33:53,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:53,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:53,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:53,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 00:33:53,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:53,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-09-25 00:33:53,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:53,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:53,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:53,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-25 00:33:53,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:53,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 00:33:53,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:53,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:53,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:53,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 00:33:53,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:53,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 00:33:53,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:53,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:53,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:53,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:53,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:53,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-09-25 00:33:53,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:53,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:53,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:53,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-09-25 00:33:53,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:53,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-09-25 00:33:53,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:53,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:53,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:53,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-09-25 00:33:53,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:53,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 00:33:53,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:53,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:54,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-09-25 00:33:54,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:54,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-09-25 00:33:54,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:54,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:54,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:54,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:54,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:54,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 00:33:54,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:54,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:54,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-09-25 00:33:54,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:54,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-25 00:33:54,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:54,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:54,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:54,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:54,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:54,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 00:33:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:54,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:54,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-09-25 00:33:54,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:54,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-09-25 00:33:54,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:54,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:54,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:54,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:54,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:54,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-25 00:33:54,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:54,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:54,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 00:33:54,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:54,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 00:33:54,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:54,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:54,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:54,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:54,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:54,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-25 00:33:54,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:54,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:54,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 00:33:54,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:54,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 00:33:54,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:54,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:54,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:54,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:54,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:54,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-09-25 00:33:54,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:54,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:54,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 00:33:54,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:54,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-25 00:33:54,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:54,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:54,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:54,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-25 00:33:54,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:54,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 00:33:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:54,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:54,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 00:33:54,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:54,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 00:33:54,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:54,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:54,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:54,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:54,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:54,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-09-25 00:33:54,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:54,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:54,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 00:33:54,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:54,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-25 00:33:54,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:54,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:54,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:54,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 00:33:54,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:54,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-09-25 00:33:54,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:54,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:54,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-25 00:33:54,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:54,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-09-25 00:33:54,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:54,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:54,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:54,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-25 00:33:54,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:54,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 00:33:54,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:54,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:54,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 00:33:54,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:54,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 00:33:54,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:54,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:54,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:54,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:54,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:54,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-09-25 00:33:54,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:54,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:54,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 00:33:54,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:54,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-09-25 00:33:54,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:54,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:54,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:54,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 00:33:54,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:54,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 00:33:54,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:54,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:54,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 00:33:54,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:54,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-25 00:33:54,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:54,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:54,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:54,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:54,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:54,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2020-09-25 00:33:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:54,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:54,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 00:33:54,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:54,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-25 00:33:54,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:54,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:54,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:54,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-25 00:33:54,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:54,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2020-09-25 00:33:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:54,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:54,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 00:33:54,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:54,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-09-25 00:33:54,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:54,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:54,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:54,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 00:33:54,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 00:33:54,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 00:33:54,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:54,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:54,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 00:33:54,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:54,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-25 00:33:54,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:54,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:54,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:54,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:54,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:54,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-09-25 00:33:54,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:54,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:54,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 00:33:54,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:54,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-25 00:33:54,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:54,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 00:33:54,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:54,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 00:33:54,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:54,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 00:33:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:54,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:54,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 00:33:54,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:54,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 00:33:54,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:54,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:33:54,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:33:54,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:33:54,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:54,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2020-09-25 00:33:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:54,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:54,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 00:33:54,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:54,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-25 00:33:54,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:54,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 00:33:54,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-25 00:33:54,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 00:33:54,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:54,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-09-25 00:33:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:54,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:54,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:54,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-25 00:33:54,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 00:33:54,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 133 [2020-09-25 00:33:54,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:54,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-25 00:33:54,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-25 00:33:54,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-09-25 00:33:54,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:54,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 00:33:54,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:54,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:55,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:55,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 00:33:55,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:55,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-09-25 00:33:55,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:55,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 00:33:55,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-25 00:33:55,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-25 00:33:55,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:33:55,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2020-09-25 00:33:55,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:33:55,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:33:55,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:33:55,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 00:33:55,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:33:55,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-25 00:33:55,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:33:55,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 00:33:55,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-25 00:33:55,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 00:33:55,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 00:33:55,282 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-09-25 00:33:55,283 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [325687555] [2020-09-25 00:33:55,283 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-25 00:33:55,283 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-09-25 00:33:55,284 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482244757] [2020-09-25 00:33:55,285 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-25 00:33:55,285 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 00:33:55,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-25 00:33:55,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-09-25 00:33:55,286 INFO L87 Difference]: Start difference. First operand 1348 states and 1491 transitions. Second operand 12 states. [2020-09-25 00:33:55,552 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-09-25 00:33:57,746 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 138