/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 03:11:08,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 03:11:08,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 03:11:08,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 03:11:08,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 03:11:08,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 03:11:08,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 03:11:08,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 03:11:08,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 03:11:08,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 03:11:08,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 03:11:08,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 03:11:08,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 03:11:08,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 03:11:08,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 03:11:08,862 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 03:11:08,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 03:11:08,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 03:11:08,866 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 03:11:08,868 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 03:11:08,870 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 03:11:08,872 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 03:11:08,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 03:11:08,874 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 03:11:08,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 03:11:08,900 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 03:11:08,900 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 03:11:08,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 03:11:08,902 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 03:11:08,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 03:11:08,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 03:11:08,904 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 03:11:08,905 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 03:11:08,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 03:11:08,907 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 03:11:08,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 03:11:08,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 03:11:08,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 03:11:08,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 03:11:08,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 03:11:08,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 03:11:08,912 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 [2020-10-29 03:11:08,938 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 03:11:08,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 03:11:08,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 03:11:08,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 03:11:08,940 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 03:11:08,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 03:11:08,941 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 03:11:08,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 03:11:08,941 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 03:11:08,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 03:11:08,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 03:11:08,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 03:11:08,942 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 03:11:08,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 03:11:08,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 03:11:08,943 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 03:11:08,943 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 03:11:08,944 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 03:11:08,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 03:11:08,944 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 03:11:08,945 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 03:11:08,945 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 03:11:08,945 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 03:11:08,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 03:11:08,946 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 03:11:08,946 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 03:11:08,946 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-29 03:11:08,947 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-29 03:11:09,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 03:11:09,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 03:11:09,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 03:11:09,337 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 03:11:09,338 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 03:11:09,339 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-29 03:11:09,422 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/06d1bc429/67e2498e4f124335bafa644ed4d14578/FLAG1bd89f8bf [2020-10-29 03:11:10,206 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 03:11:10,207 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-29 03:11:10,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/06d1bc429/67e2498e4f124335bafa644ed4d14578/FLAG1bd89f8bf [2020-10-29 03:11:10,467 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/06d1bc429/67e2498e4f124335bafa644ed4d14578 [2020-10-29 03:11:10,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 03:11:10,480 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 03:11:10,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 03:11:10,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 03:11:10,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 03:11:10,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:11:10" (1/1) ... [2020-10-29 03:11:10,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@730f8dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:10, skipping insertion in model container [2020-10-29 03:11:10,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:11:10" (1/1) ... [2020-10-29 03:11:10,501 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 03:11:10,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 03:11:11,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 03:11:11,109 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 03:11:11,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 03:11:11,395 INFO L208 MainTranslator]: Completed translation [2020-10-29 03:11:11,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:11 WrapperNode [2020-10-29 03:11:11,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 03:11:11,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 03:11:11,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 03:11:11,399 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 03:11:11,413 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:11" (1/1) ... [2020-10-29 03:11:11,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:11" (1/1) ... [2020-10-29 03:11:11,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:11" (1/1) ... [2020-10-29 03:11:11,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:11" (1/1) ... [2020-10-29 03:11:11,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:11" (1/1) ... [2020-10-29 03:11:11,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:11" (1/1) ... [2020-10-29 03:11:11,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:11" (1/1) ... [2020-10-29 03:11:11,526 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 03:11:11,528 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 03:11:11,528 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 03:11:11,529 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 03:11:11,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:11" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 03:11:11,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 03:11:11,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 03:11:11,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-29 03:11:11,603 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 03:11:11,603 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-29 03:11:11,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-29 03:11:11,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-29 03:11:11,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-29 03:11:11,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-29 03:11:11,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-29 03:11:11,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-29 03:11:11,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-29 03:11:11,606 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-10-29 03:11:11,607 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-10-29 03:11:11,608 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_read_ch [2020-10-29 03:11:11,608 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_add_raw [2020-10-29 03:11:11,608 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2020-10-29 03:11:11,611 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_ch_show [2020-10-29 03:11:11,612 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_label_show [2020-10-29 03:11:11,612 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_create_attr [2020-10-29 03:11:11,612 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2020-10-29 03:11:11,613 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2020-10-29 03:11:11,613 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2020-10-29 03:11:11,613 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_init [2020-10-29 03:11:11,614 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_exit [2020-10-29 03:11:11,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_probe_1 [2020-10-29 03:11:11,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_init_1 [2020-10-29 03:11:11,614 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 03:11:11,619 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-29 03:11:11,619 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-29 03:11:11,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_7 [2020-10-29 03:11:11,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_8 [2020-10-29 03:11:11,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_9 [2020-10-29 03:11:11,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-29 03:11:11,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2020-10-29 03:11:11,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-29 03:11:11,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-29 03:11:11,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-29 03:11:11,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-29 03:11:11,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2020-10-29 03:11:11,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2020-10-29 03:11:11,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-29 03:11:11,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-29 03:11:11,622 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-29 03:11:11,622 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-29 03:11:11,622 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2020-10-29 03:11:11,622 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-29 03:11:11,622 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-29 03:11:11,623 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2020-10-29 03:11:11,623 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2020-10-29 03:11:11,623 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2020-10-29 03:11:11,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-29 03:11:11,623 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2020-10-29 03:11:11,623 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-29 03:11:11,624 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2020-10-29 03:11:11,624 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-10-29 03:11:11,624 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_read [2020-10-29 03:11:11,625 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_register [2020-10-29 03:11:11,625 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2020-10-29 03:11:11,625 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-29 03:11:11,625 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-29 03:11:11,626 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-29 03:11:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 03:11:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 03:11:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-29 03:11:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-29 03:11:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 03:11:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 03:11:11,627 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-29 03:11:11,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-29 03:11:11,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-29 03:11:11,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-29 03:11:11,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-29 03:11:11,628 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-29 03:11:11,630 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-29 03:11:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2020-10-29 03:11:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-29 03:11:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_7 [2020-10-29 03:11:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_8 [2020-10-29 03:11:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2020-10-29 03:11:11,632 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-29 03:11:11,632 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-29 03:11:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2020-10-29 03:11:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-29 03:11:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-29 03:11:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2020-10-29 03:11:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-29 03:11:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_9 [2020-10-29 03:11:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 03:11:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-29 03:11:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 03:11:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-29 03:11:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-29 03:11:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-29 03:11:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 03:11:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-29 03:11:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-29 03:11:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-29 03:11:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-29 03:11:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-29 03:11:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-29 03:11:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-29 03:11:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_probe_1 [2020-10-29 03:11:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_init_1 [2020-10-29 03:11:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-29 03:11:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2020-10-29 03:11:11,637 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-10-29 03:11:11,637 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-10-29 03:11:11,637 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-10-29 03:11:11,637 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2020-10-29 03:11:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2020-10-29 03:11:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_read [2020-10-29 03:11:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_register [2020-10-29 03:11:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2020-10-29 03:11:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_read_ch [2020-10-29 03:11:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 03:11:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_add_raw [2020-10-29 03:11:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2020-10-29 03:11:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_ch_show [2020-10-29 03:11:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 03:11:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_label_show [2020-10-29 03:11:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_create_attr [2020-10-29 03:11:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 03:11:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 03:11:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2020-10-29 03:11:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2020-10-29 03:11:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 03:11:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2020-10-29 03:11:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_init [2020-10-29 03:11:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_exit [2020-10-29 03:11:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-29 03:11:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-29 03:11:11,643 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-29 03:11:11,644 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 03:11:11,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-29 03:11:11,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2020-10-29 03:11:11,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-29 03:11:11,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-29 03:11:11,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2020-10-29 03:11:11,649 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 03:11:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 03:11:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 03:11:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-29 03:11:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 03:11:12,941 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-29 03:11:13,445 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 03:11:13,445 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-29 03:11:13,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:11:13 BoogieIcfgContainer [2020-10-29 03:11:13,448 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 03:11:13,450 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 03:11:13,450 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 03:11:13,454 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 03:11:13,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 03:11:10" (1/3) ... [2020-10-29 03:11:13,455 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@791d6df8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 03:11:13, skipping insertion in model container [2020-10-29 03:11:13,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:11" (2/3) ... [2020-10-29 03:11:13,455 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@791d6df8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 03:11:13, skipping insertion in model container [2020-10-29 03:11:13,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:11:13" (3/3) ... [2020-10-29 03:11:13,457 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-29 03:11:13,469 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 03:11:13,475 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 03:11:13,489 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 03:11:13,520 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 03:11:13,520 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 03:11:13,520 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 03:11:13,521 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 03:11:13,521 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 03:11:13,521 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 03:11:13,521 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 03:11:13,521 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 03:11:13,547 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states. [2020-10-29 03:11:13,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-10-29 03:11:13,565 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 03:11:13,566 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 03:11:13,567 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 03:11:13,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 03:11:13,574 INFO L82 PathProgramCache]: Analyzing trace with hash -1918091193, now seen corresponding path program 1 times [2020-10-29 03:11:13,583 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 03:11:13,584 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1722444743] [2020-10-29 03:11:13,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 03:11:13,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:13,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:14,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:14,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:18,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:18,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 165 [2020-10-29 03:11:18,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 03:11:18,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4533 [2020-10-29 03:11:18,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:18,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:18,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 03:11:18,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 03:11:18,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 03:11:18,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 03:11:18,748 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 03:11:18,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 03:11:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:18,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:18,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:18,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:18,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:18,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-29 03:11:18,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:18,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:18,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:18,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:18,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:18,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:18,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 03:11:18,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:18,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:18,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:18,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 03:11:18,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:18,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 03:11:18,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:18,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:18,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:18,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:18,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:18,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:18,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 03:11:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:18,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:18,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:18,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 03:11:18,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:18,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 03:11:18,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:18,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:18,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:18,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 03:11:18,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:18,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:18,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:18,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:18,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:18,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:18,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 03:11:18,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:18,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 03:11:18,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:18,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:18,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:18,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:18,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:18,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:18,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 03:11:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:18,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:18,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:18,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 03:11:18,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:18,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 03:11:18,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:18,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:18,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:18,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 03:11:18,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:18,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:18,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:18,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:18,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:18,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:18,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:18,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 03:11:18,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:18,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:18,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:18,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:18,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:18,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:18,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 03:11:18,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:18,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:18,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:18,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:18,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:19,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 03:11:19,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:19,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:19,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:19,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 03:11:19,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:19,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:19,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 03:11:19,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:19,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:19,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:19,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 03:11:19,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:19,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 03:11:19,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:19,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:19,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:19,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 03:11:19,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:19,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:19,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:19,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:19,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:19,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:19,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 03:11:19,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:19,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 03:11:19,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:19,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:19,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:19,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:19,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:19,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:19,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 03:11:19,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:19,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:19,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:19,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 03:11:19,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:19,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 03:11:19,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:19,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:19,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:19,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 03:11:19,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:19,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:19,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:19,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:19,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:19,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:19,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:19,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:19,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 03:11:19,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:19,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:19,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:19,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:19,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:19,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:19,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 03:11:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:19,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:19,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:19,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:19,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:19,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 03:11:19,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:19,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:19,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:19,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 03:11:19,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:19,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:19,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-29 03:11:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:19,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:19,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:19,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 03:11:19,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:19,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 03:11:19,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:19,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:19,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:19,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 03:11:19,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:19,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:19,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:19,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:19,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:19,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:19,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 03:11:19,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:19,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 03:11:19,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:19,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:19,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:19,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:19,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:19,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:19,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-29 03:11:19,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:19,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:19,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:19,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 03:11:19,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:19,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 03:11:19,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:19,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:19,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:19,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 03:11:19,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:19,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:19,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:19,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:19,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:19,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:19,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:19,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:19,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-29 03:11:19,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:19,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:19,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:19,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:19,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:19,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 03:11:19,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-29 03:11:19,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:19,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:19,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:19,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:19,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:19,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 03:11:19,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:19,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:19,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:19,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 03:11:19,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:19,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:19,292 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-29 03:11:19,293 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1722444743] [2020-10-29 03:11:19,296 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 03:11:19,296 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 03:11:19,297 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71616015] [2020-10-29 03:11:19,304 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 03:11:19,304 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 03:11:19,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 03:11:19,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-29 03:11:19,323 INFO L87 Difference]: Start difference. First operand 339 states. Second operand 6 states. [2020-10-29 03:11:19,611 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-29 03:11:19,908 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-29 03:11:22,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 03:11:22,460 INFO L93 Difference]: Finished difference Result 757 states and 998 transitions. [2020-10-29 03:11:22,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 03:11:22,464 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 115 [2020-10-29 03:11:22,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 03:11:22,495 INFO L225 Difference]: With dead ends: 757 [2020-10-29 03:11:22,495 INFO L226 Difference]: Without dead ends: 413 [2020-10-29 03:11:22,509 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-10-29 03:11:22,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2020-10-29 03:11:22,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 302. [2020-10-29 03:11:22,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2020-10-29 03:11:22,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 366 transitions. [2020-10-29 03:11:22,682 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 366 transitions. Word has length 115 [2020-10-29 03:11:22,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 03:11:22,683 INFO L481 AbstractCegarLoop]: Abstraction has 302 states and 366 transitions. [2020-10-29 03:11:22,683 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 03:11:22,683 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 366 transitions. [2020-10-29 03:11:22,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-29 03:11:22,690 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 03:11:22,691 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 03:11:22,691 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 03:11:22,691 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 03:11:22,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 03:11:22,692 INFO L82 PathProgramCache]: Analyzing trace with hash 1979353147, now seen corresponding path program 1 times [2020-10-29 03:11:22,692 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 03:11:22,693 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [708965300] [2020-10-29 03:11:22,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 03:11:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:22,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:22,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:27,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:27,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-29 03:11:27,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 03:11:27,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-29 03:11:27,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:27,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:27,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 03:11:27,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-29 03:11:27,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 03:11:27,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:28,119 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 03:11:28,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 03:11:28,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:28,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 03:11:28,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:28,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:28,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:28,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:28,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 03:11:28,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 03:11:28,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 03:11:28,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:28,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:28,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:28,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:28,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 03:11:28,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 03:11:28,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 03:11:28,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:28,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:28,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:28,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:28,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:28,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 03:11:28,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:28,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:28,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:28,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:28,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-29 03:11:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 03:11:28,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-29 03:11:28,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 03:11:28,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 03:11:28,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 03:11:28,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:28,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:28,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 03:11:28,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 03:11:28,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 03:11:28,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:28,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 03:11:28,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:28,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 03:11:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 03:11:28,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 03:11:28,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 03:11:28,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 03:11:28,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 03:11:28,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:28,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 03:11:28,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 03:11:28,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 03:11:28,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:28,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 03:11:28,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:28,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 03:11:28,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 03:11:28,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 03:11:28,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:28,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:28,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:28,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 03:11:28,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-29 03:11:28,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 03:11:28,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 03:11:28,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:28,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 03:11:28,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:28,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:28,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:28,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:28,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 03:11:28,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:28,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:28,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:28,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:28,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 03:11:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:28,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 03:11:28,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:28,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 03:11:28,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:28,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:28,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-29 03:11:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 03:11:28,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 03:11:28,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:28,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 03:11:28,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:28,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:28,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 03:11:28,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 03:11:28,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:28,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:28,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:28,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:28,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-29 03:11:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 03:11:28,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 03:11:28,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:28,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 03:11:28,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:28,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:28,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:28,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 03:11:28,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:28,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:28,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:28,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:28,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-29 03:11:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:28,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 03:11:28,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:28,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 03:11:28,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:28,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:28,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 03:11:28,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 03:11:28,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 03:11:28,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:28,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 03:11:28,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:28,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:28,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 03:11:28,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 03:11:28,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:28,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:28,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:28,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:28,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-29 03:11:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 03:11:28,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 03:11:28,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:28,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 03:11:28,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:28,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:28,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:28,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:28,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 03:11:28,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:28,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:28,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:28,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:28,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-29 03:11:28,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:28,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:28,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:28,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:28,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:28,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 03:11:28,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:28,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:28,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:28,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 03:11:28,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:28,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:28,845 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-29 03:11:28,846 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [708965300] [2020-10-29 03:11:28,847 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 03:11:28,848 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-29 03:11:28,848 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198478001] [2020-10-29 03:11:28,852 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 03:11:28,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 03:11:28,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 03:11:28,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-29 03:11:28,854 INFO L87 Difference]: Start difference. First operand 302 states and 366 transitions. Second operand 11 states. [2020-10-29 03:11:29,122 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-29 03:11:29,906 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-29 03:11:30,231 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-29 03:11:30,541 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-29 03:11:30,864 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2020-10-29 03:11:31,177 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-29 03:11:33,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 03:11:33,579 INFO L93 Difference]: Finished difference Result 671 states and 830 transitions. [2020-10-29 03:11:33,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 03:11:33,580 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 150 [2020-10-29 03:11:33,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 03:11:33,589 INFO L225 Difference]: With dead ends: 671 [2020-10-29 03:11:33,591 INFO L226 Difference]: Without dead ends: 377 [2020-10-29 03:11:33,593 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-10-29 03:11:33,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2020-10-29 03:11:33,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 304. [2020-10-29 03:11:33,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 304 states. [2020-10-29 03:11:33,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 370 transitions. [2020-10-29 03:11:33,679 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 370 transitions. Word has length 150 [2020-10-29 03:11:33,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 03:11:33,681 INFO L481 AbstractCegarLoop]: Abstraction has 304 states and 370 transitions. [2020-10-29 03:11:33,681 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 03:11:33,682 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 370 transitions. [2020-10-29 03:11:33,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-10-29 03:11:33,690 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 03:11:33,690 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-29 03:11:33,690 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 03:11:33,691 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 03:11:33,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 03:11:33,691 INFO L82 PathProgramCache]: Analyzing trace with hash 1463768920, now seen corresponding path program 1 times [2020-10-29 03:11:33,692 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 03:11:33,692 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [481518703] [2020-10-29 03:11:33,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 03:11:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:33,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-29 03:11:35,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1354 [2020-10-29 03:11:35,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 03:11:35,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-29 03:11:35,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 03:11:35,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:35,470 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 03:11:35,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 03:11:35,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:35,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-29 03:11:35,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:35,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:35,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:35,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:35,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 03:11:35,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 03:11:35,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 03:11:35,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:35,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:35,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:35,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:35,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 03:11:35,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 03:11:35,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 03:11:35,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:35,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:35,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:35,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:35,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:35,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:35,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 03:11:35,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:35,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:35,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:35,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:35,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-29 03:11:35,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-29 03:11:35,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 03:11:35,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:35,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:35,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:35,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:35,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:35,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 03:11:35,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 03:11:35,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:35,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:35,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:35,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:35,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 03:11:35,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 03:11:35,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 03:11:35,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:35,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:35,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:35,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:35,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 03:11:35,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 03:11:35,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 03:11:35,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:35,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:35,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:35,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:35,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:35,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:35,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 03:11:35,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:35,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:35,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:35,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:35,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 03:11:35,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 03:11:35,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 03:11:35,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:35,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:35,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:35,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:35,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 03:11:35,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 03:11:35,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 03:11:35,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:35,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:35,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:35,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:35,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-29 03:11:35,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 03:11:35,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-29 03:11:35,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 03:11:35,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:35,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 03:11:35,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:35,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 03:11:35,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 03:11:35,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 03:11:35,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:35,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 03:11:35,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:35,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-29 03:11:35,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 03:11:35,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 03:11:35,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:35,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 03:11:35,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:35,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:35,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:35,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:35,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 03:11:35,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:35,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:35,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:35,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 03:11:35,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-29 03:11:35,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:35,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 03:11:35,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:35,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 03:11:35,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:35,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:35,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-29 03:11:35,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 03:11:35,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 03:11:35,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:35,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 03:11:35,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:35,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:35,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 03:11:35,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 03:11:35,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:35,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:35,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:35,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:35,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 03:11:35,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 03:11:35,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 03:11:35,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:35,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 03:11:35,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:35,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:35,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:35,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:35,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 03:11:35,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:35,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:35,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:35,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:35,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-29 03:11:35,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:35,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:35,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:35,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:35,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:35,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 03:11:35,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:35,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:35,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:35,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 03:11:35,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:35,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:35,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-29 03:11:36,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:36,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:36,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:36,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 03:11:36,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:36,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 03:11:36,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:36,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:36,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:36,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 03:11:36,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:36,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:36,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:36,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:36,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:36,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 03:11:36,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:36,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 03:11:36,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:36,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:36,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:36,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:36,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:36,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:36,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-29 03:11:36,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:36,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:36,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:36,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 03:11:36,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:36,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 03:11:36,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:36,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:36,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:36,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 03:11:36,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:36,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:36,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 03:11:36,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:36,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:36,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:36,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:36,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:36,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 03:11:36,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:36,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:36,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:36,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 03:11:36,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:36,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:36,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-29 03:11:36,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 03:11:36,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:11:36,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:11:36,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 03:11:36,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 03:11:36,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 03:11:36,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:11:36,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:11:36,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 03:11:36,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 03:11:36,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 03:11:36,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 03:11:36,100 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-10-29 03:11:36,100 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [481518703] [2020-10-29 03:11:36,100 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 03:11:36,100 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 03:11:36,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959763197] [2020-10-29 03:11:36,101 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 03:11:36,102 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 03:11:36,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 03:11:36,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-29 03:11:36,102 INFO L87 Difference]: Start difference. First operand 304 states and 370 transitions. Second operand 11 states. [2020-10-29 03:11:36,355 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-29 03:11:37,457 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2020-10-29 03:11:37,843 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-29 03:11:38,174 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-29 03:11:40,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 03:11:40,824 INFO L93 Difference]: Finished difference Result 675 states and 834 transitions. [2020-10-29 03:11:40,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 03:11:40,825 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 171 [2020-10-29 03:11:40,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 03:11:40,830 INFO L225 Difference]: With dead ends: 675 [2020-10-29 03:11:40,831 INFO L226 Difference]: Without dead ends: 381 [2020-10-29 03:11:40,833 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2020-10-29 03:11:40,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2020-10-29 03:11:40,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 311. [2020-10-29 03:11:40,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 311 states. [2020-10-29 03:11:40,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 377 transitions. [2020-10-29 03:11:40,879 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 377 transitions. Word has length 171 [2020-10-29 03:11:40,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 03:11:40,880 INFO L481 AbstractCegarLoop]: Abstraction has 311 states and 377 transitions. [2020-10-29 03:11:40,880 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 03:11:40,880 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 377 transitions. [2020-10-29 03:11:40,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2020-10-29 03:11:40,884 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 03:11:40,884 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2020-10-29 03:11:40,884 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 03:11:40,884 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 03:11:40,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 03:11:40,885 INFO L82 PathProgramCache]: Analyzing trace with hash -1857194063, now seen corresponding path program 1 times [2020-10-29 03:11:40,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 03:11:40,885 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1095266273] [2020-10-29 03:11:40,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 03:11:41,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-29 03:11:41,057 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-29 03:11:41,057 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-29 03:11:41,062 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 03:11:41,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 03:11:41 BoogieIcfgContainer [2020-10-29 03:11:41,097 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 03:11:41,099 INFO L168 Benchmark]: Toolchain (without parser) took 30623.60 ms. Allocated memory was 152.0 MB in the beginning and 550.5 MB in the end (delta: 398.5 MB). Free memory was 125.5 MB in the beginning and 364.6 MB in the end (delta: -239.1 MB). Peak memory consumption was 160.4 MB. Max. memory is 8.0 GB. [2020-10-29 03:11:41,100 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 152.0 MB. Free memory is still 124.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 03:11:41,101 INFO L168 Benchmark]: CACSL2BoogieTranslator took 913.91 ms. Allocated memory is still 152.0 MB. Free memory was 124.8 MB in the beginning and 121.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 29.4 MB. Max. memory is 8.0 GB. [2020-10-29 03:11:41,101 INFO L168 Benchmark]: Boogie Preprocessor took 128.56 ms. Allocated memory is still 152.0 MB. Free memory was 120.8 MB in the beginning and 115.6 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-10-29 03:11:41,102 INFO L168 Benchmark]: RCFGBuilder took 1919.87 ms. Allocated memory was 152.0 MB in the beginning and 216.0 MB in the end (delta: 64.0 MB). Free memory was 115.6 MB in the beginning and 147.4 MB in the end (delta: -31.8 MB). Peak memory consumption was 72.0 MB. Max. memory is 8.0 GB. [2020-10-29 03:11:41,103 INFO L168 Benchmark]: TraceAbstraction took 27647.42 ms. Allocated memory was 216.0 MB in the beginning and 550.5 MB in the end (delta: 334.5 MB). Free memory was 146.9 MB in the beginning and 364.6 MB in the end (delta: -217.8 MB). Peak memory consumption was 116.7 MB. Max. memory is 8.0 GB. [2020-10-29 03:11:41,107 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 152.0 MB. Free memory is still 124.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 913.91 ms. Allocated memory is still 152.0 MB. Free memory was 124.8 MB in the beginning and 121.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 29.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 128.56 ms. Allocated memory is still 152.0 MB. Free memory was 120.8 MB in the beginning and 115.6 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1919.87 ms. Allocated memory was 152.0 MB in the beginning and 216.0 MB in the end (delta: 64.0 MB). Free memory was 115.6 MB in the beginning and 147.4 MB in the end (delta: -31.8 MB). Peak memory consumption was 72.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 27647.42 ms. Allocated memory was 216.0 MB in the beginning and 550.5 MB in the end (delta: 334.5 MB). Free memory was 146.9 MB in the beginning and 364.6 MB in the end (delta: -217.8 MB). Peak memory consumption was 116.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 12]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 1174. Possible FailurePath: [L883] int LDV_IN_INTERRUPT = 1; [L884] int ref_cnt ; [L885] int ldv_state_variable_1 ; [L886] struct platform_device *s3c_hwmon_driver_group1 ; [L887] int probed_1 = 0; [L888] int ldv_state_variable_0 ; [L1174-L1176] static struct platform_driver s3c_hwmon_driver = {& s3c_hwmon_probe, & s3c_hwmon_remove, 0, 0, 0, {"s3c-hwmon", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L1192] int ldv_retval_0 ; [L1193] int ldv_retval_1 ; [L1196] int ldv_retval_2 ; [L1421] int ldv_count_1 = 0; [L1422] int ldv_count_2 = 0; [L1222] int tmp ; [L1223] int tmp___0 ; [L1224] int tmp___1 ; [L1226] FCALL ldv_initialize() [L1227] ldv_state_variable_1 = 0 [L1228] ref_cnt = 0 [L1229] ldv_state_variable_0 = 1 [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: [L1278] case 1: [L1279] COND TRUE ldv_state_variable_0 != 0 [L1280] tmp___1 = __VERIFIER_nondet_int() [L1282] case 0: [L1290] case 1: [L1291] COND TRUE ldv_state_variable_0 == 1 [L1292] CALL, EXPR s3c_hwmon_init() [L1179] int tmp ; [L1181] CALL, EXPR platform_driver_register(& s3c_hwmon_driver) [L1497] return __VERIFIER_nondet_int(); [L1181] RET, EXPR platform_driver_register(& s3c_hwmon_driver) [L1181] tmp = platform_driver_register(& s3c_hwmon_driver) [L1182] return (tmp); [L1292] RET, EXPR s3c_hwmon_init() [L1292] ldv_retval_2 = s3c_hwmon_init() [L1293] COND FALSE !(ldv_retval_2 != 0) [L1298] COND TRUE ldv_retval_2 == 0 [L1299] ldv_state_variable_0 = 2 [L1300] ldv_state_variable_1 = 1 [L1301] CALL ldv_platform_driver_init_1() [L1212] void *tmp ; [L1214] CALL, EXPR ldv_malloc(624U) [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND FALSE !(tmp___0 != 0) [L815] tmp = malloc(size) [L816] p = tmp [L817] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L801] COND FALSE !(!cond) [L817] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L818] CALL, EXPR IS_ERR(p) [L1334] bool tmp ; [L1336] CALL, EXPR ldv_is_err(ptr) [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L818] RET, EXPR IS_ERR(p) [L818] CALL assume_abort_if_not(IS_ERR(p) == 0) [L801] COND FALSE !(!cond) [L818] RET assume_abort_if_not(IS_ERR(p) == 0) [L819] return (p); [L1214] RET, EXPR ldv_malloc(624U) [L1214] tmp = ldv_malloc(624U) [L1215] CALL assume_abort_if_not((unsigned long )tmp != (unsigned long )((void *)0)) [L801] COND FALSE !(!cond) [L1215] RET assume_abort_if_not((unsigned long )tmp != (unsigned long )((void *)0)) [L1216] s3c_hwmon_driver_group1 = (struct platform_device *)tmp [L1301] RET ldv_platform_driver_init_1() [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: [L1234] COND TRUE ldv_state_variable_1 != 0 [L1235] tmp___0 = __VERIFIER_nondet_int() [L1237] case 0: [L1238] COND TRUE ldv_state_variable_1 == 1 [L1239] CALL s3c_hwmon_probe(s3c_hwmon_driver_group1) [L1042] struct s3c_hwmon_pdata *pdata ; [L1043] struct s3c_hwmon *hwmon ; [L1044] int ret ; [L1045] int i ; [L1046] void *tmp ; [L1047] struct lock_class_key __key ; [L1048] long tmp___0 ; [L1049] long tmp___1 ; [L1050] long tmp___2 ; [L1051] long tmp___3 ; [L1052] struct s3c_hwmon_chcfg *cfg ; [L1054] EXPR dev->dev.platform_data [L1054] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1055] ret = 0 [L1056] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L1061] CALL, EXPR ldv_kzalloc_9(800U, 208U) [L1358] void *tmp ; [L1360] CALL, EXPR ldv_zalloc(size) [L825] void *p ; [L826] void *tmp ; [L827] int tmp___0 ; [L829] tmp___0 = __VERIFIER_nondet_int() [L830] COND FALSE !(tmp___0 != 0) [L833] EXPR, FCALL calloc(1U, size) [L833] tmp = calloc(1U, size) [L834] p = tmp [L835] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L801] COND FALSE !(!cond) [L835] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L836] CALL, EXPR IS_ERR(p) [L1334] bool tmp ; [L1336] CALL, EXPR ldv_is_err(ptr) [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L836] RET, EXPR IS_ERR(p) [L836] CALL assume_abort_if_not(IS_ERR(p) == 0) [L801] COND FALSE !(!cond) [L836] RET assume_abort_if_not(IS_ERR(p) == 0) [L837] return (p); [L1360] RET, EXPR ldv_zalloc(size) [L1360] tmp = ldv_zalloc(size) [L1361] return (tmp); [L1061] RET, EXPR ldv_kzalloc_9(800U, 208U) [L1061] tmp = ldv_kzalloc_9(800U, 208U) [L1062] hwmon = (struct s3c_hwmon *)tmp [L1063] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L1068] CALL platform_set_drvdata(dev, (void *)hwmon) [L906] FCALL dev_set_drvdata(& pdev->dev, data) [L1068] RET platform_set_drvdata(dev, (void *)hwmon) [L1069] FCALL __mutex_init(& hwmon->lock, "&hwmon->lock", & __key) [L1070-L1072] CALL, EXPR s3c_adc_register(dev, (void (*)(struct s3c_adc_client * , unsigned int ))0, (void (*)(struct s3c_adc_client * , unsigned int , unsigned int , unsigned int * ))0, 0U) [L1507] CALL, EXPR ldv_malloc(0UL) [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND TRUE tmp___0 != 0 [L813] return ((void *)0); [L1507] RET, EXPR ldv_malloc(0UL) [L1507] return ldv_malloc(0UL); [L1070-L1072] RET, EXPR s3c_adc_register(dev, (void (*)(struct s3c_adc_client * , unsigned int ))0, (void (*)(struct s3c_adc_client * , unsigned int , unsigned int , unsigned int * ))0, 0U) [L1070-L1072] hwmon->client = s3c_adc_register(dev, (void (*)(struct s3c_adc_client * , unsigned int ))0, (void (*)(struct s3c_adc_client * , unsigned int , unsigned int , unsigned int * ))0, 0U) [L1073] EXPR hwmon->client [L1073] CALL, EXPR IS_ERR((void const *)hwmon->client) [L1334] bool tmp ; [L1336] CALL, EXPR ldv_is_err(ptr) [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L1073] RET, EXPR IS_ERR((void const *)hwmon->client) [L1073] tmp___1 = IS_ERR((void const *)hwmon->client) [L1074] COND FALSE !(tmp___1 != 0L) [L1081] CALL, EXPR s3c_hwmon_add_raw(& dev->dev) [L937] return (0); [L1081] RET, EXPR s3c_hwmon_add_raw(& dev->dev) [L1081] ret = s3c_hwmon_add_raw(& dev->dev) [L1082] COND FALSE !(ret != 0) [L1086] CALL, EXPR hwmon_device_register(& dev->dev) [L1480] CALL, EXPR ldv_malloc(sizeof(struct device)) [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND TRUE tmp___0 != 0 [L813] return ((void *)0); [L1480] RET, EXPR ldv_malloc(sizeof(struct device)) [L1480] return ldv_malloc(sizeof(struct device)); [L1086] RET, EXPR hwmon_device_register(& dev->dev) [L1086] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1087] EXPR hwmon->hwmon_dev [L1087] CALL, EXPR IS_ERR((void const *)hwmon->hwmon_dev) [L1334] bool tmp ; [L1336] CALL, EXPR ldv_is_err(ptr) [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L1087] RET, EXPR IS_ERR((void const *)hwmon->hwmon_dev) [L1087] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1088] COND FALSE !(tmp___3 != 0L) [L1095] i = 0 [L1134] COND TRUE (unsigned int )i <= 7U [L1098] EXPR pdata->in[i] [L1098] cfg = pdata->in[i] [L1099] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1103] EXPR cfg->mult [L1103] COND FALSE !(cfg->mult > 65535U) [L1108] EXPR cfg->div [L1108] COND FALSE !(cfg->div == 0U) [L1113] EXPR pdata->in[i] [L1113-L1114] CALL s3c_hwmon_create_attr(& dev->dev, pdata->in[i], (struct s3c_hwmon_attr *)(& hwmon->attrs) + (unsigned int )i, i) [L999] struct sensor_device_attribute *attr ; [L1000] int ret ; [L1003] attr = & attrs->in [L1004] attr->index = channel [L1005] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L1006] attr->dev_attr.attr.mode = 292U [L1007] attr->dev_attr.show = & s3c_hwmon_ch_show [L1008] CALL ldv_device_create_file_7(dev, (struct device_attribute const *)(& attr->dev_attr)) [L1342] int tmp ; [L1344] CALL ldv_device_create_file() [L1432] int nondetermined ; [L1433] int tmp ; [L1435] CALL, EXPR ldv_undef_int() [L862] int tmp ; [L864] tmp = __VERIFIER_nondet_int() [L865] return (tmp); [L1435] RET, EXPR ldv_undef_int() [L1435] nondetermined = ldv_undef_int() [L1436] COND TRUE nondetermined != 0 [L1437] ldv_count_2 = ldv_count_2 + 1 [L1438] COND TRUE ldv_count_1 < ldv_count_2 [L1439] CALL ldv_error() [L1368] CALL reach_error() [L12] COND FALSE !(0) [L12] __assert_fail ("0", "linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.c", 3, __extension__ __PRETTY_FUNCTION__) - StatisticsResult: Ultimate Automizer benchmark data CFG has 62 procedures, 383 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 27.5s, OverallIterations: 4, TraceHistogramMax: 5, AutomataDifference: 12.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 952 SDtfs, 1394 SDslu, 2421 SDs, 0 SdLazy, 2602 SolverSat, 884 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 168 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 4.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=339occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 254 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 13.7s InterpolantComputationTime, 633 NumberOfCodeBlocks, 633 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 433 ConstructedInterpolants, 0 QuantifiedInterpolants, 178241 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 80/84 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...