/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-24 17:50:05,629 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-24 17:50:05,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-24 17:50:05,677 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-24 17:50:05,678 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-24 17:50:05,679 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-24 17:50:05,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-24 17:50:05,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-24 17:50:05,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-24 17:50:05,686 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-24 17:50:05,687 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-24 17:50:05,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-24 17:50:05,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-24 17:50:05,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-24 17:50:05,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-24 17:50:05,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-24 17:50:05,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-24 17:50:05,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-24 17:50:05,697 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-24 17:50:05,699 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-24 17:50:05,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-24 17:50:05,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-24 17:50:05,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-24 17:50:05,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-24 17:50:05,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-24 17:50:05,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-24 17:50:05,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-24 17:50:05,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-24 17:50:05,709 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-24 17:50:05,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-24 17:50:05,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-24 17:50:05,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-24 17:50:05,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-24 17:50:05,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-24 17:50:05,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-24 17:50:05,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-24 17:50:05,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-24 17:50:05,717 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-24 17:50:05,717 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-24 17:50:05,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-24 17:50:05,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-24 17:50:05,720 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-09-24 17:50:05,747 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-24 17:50:05,747 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-24 17:50:05,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-24 17:50:05,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-24 17:50:05,749 INFO L138 SettingsManager]: * Use SBE=true [2020-09-24 17:50:05,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-24 17:50:05,749 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-24 17:50:05,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-24 17:50:05,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-24 17:50:05,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-24 17:50:05,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-24 17:50:05,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-24 17:50:05,750 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-24 17:50:05,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-24 17:50:05,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-24 17:50:05,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-24 17:50:05,751 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-24 17:50:05,752 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-24 17:50:05,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 17:50:05,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-24 17:50:05,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-24 17:50:05,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-24 17:50:05,753 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-24 17:50:05,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-24 17:50:05,754 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-24 17:50:05,754 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-24 17:50:05,755 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-24 17:50:05,755 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;log-additional-information=true; [2020-09-24 17:50:06,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-24 17:50:06,288 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-24 17:50:06,292 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-24 17:50:06,294 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-24 17:50:06,295 INFO L275 PluginConnector]: CDTParser initialized [2020-09-24 17:50:06,296 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-09-24 17:50:06,390 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a754dc26f/fcd8e7b420954a47bf242ba1fd4789ca/FLAGfcb444cb7 [2020-09-24 17:50:07,096 INFO L306 CDTParser]: Found 1 translation units. [2020-09-24 17:50:07,097 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-09-24 17:50:07,116 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a754dc26f/fcd8e7b420954a47bf242ba1fd4789ca/FLAGfcb444cb7 [2020-09-24 17:50:07,338 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a754dc26f/fcd8e7b420954a47bf242ba1fd4789ca [2020-09-24 17:50:07,354 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-24 17:50:07,361 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-24 17:50:07,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-24 17:50:07,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-24 17:50:07,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-24 17:50:07,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 05:50:07" (1/1) ... [2020-09-24 17:50:07,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2843db1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 05:50:07, skipping insertion in model container [2020-09-24 17:50:07,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 05:50:07" (1/1) ... [2020-09-24 17:50:07,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-24 17:50:07,447 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-24 17:50:08,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 17:50:08,099 INFO L203 MainTranslator]: Completed pre-run [2020-09-24 17:50:08,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 17:50:08,312 INFO L208 MainTranslator]: Completed translation [2020-09-24 17:50:08,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 05:50:08 WrapperNode [2020-09-24 17:50:08,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-24 17:50:08,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-24 17:50:08,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-24 17:50:08,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-24 17:50:08,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 05:50:08" (1/1) ... [2020-09-24 17:50:08,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 05:50:08" (1/1) ... [2020-09-24 17:50:08,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 05:50:08" (1/1) ... [2020-09-24 17:50:08,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 05:50:08" (1/1) ... [2020-09-24 17:50:08,419 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 05:50:08" (1/1) ... [2020-09-24 17:50:08,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 05:50:08" (1/1) ... [2020-09-24 17:50:08,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 05:50:08" (1/1) ... [2020-09-24 17:50:08,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-24 17:50:08,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-24 17:50:08,456 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-24 17:50:08,456 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-24 17:50:08,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 05:50:08" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 17:50:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-24 17:50:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-24 17:50:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-24 17:50:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-09-24 17:50:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-09-24 17:50:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-09-24 17:50:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-09-24 17:50:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-09-24 17:50:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-09-24 17:50:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_read_ch [2020-09-24 17:50:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_add_raw [2020-09-24 17:50:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2020-09-24 17:50:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_ch_show [2020-09-24 17:50:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_label_show [2020-09-24 17:50:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_create_attr [2020-09-24 17:50:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2020-09-24 17:50:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2020-09-24 17:50:08,582 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2020-09-24 17:50:08,583 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_init [2020-09-24 17:50:08,583 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_exit [2020-09-24 17:50:08,583 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-24 17:50:08,583 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-09-24 17:50:08,584 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-09-24 17:50:08,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_5 [2020-09-24 17:50:08,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_6 [2020-09-24 17:50:08,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-09-24 17:50:08,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-09-24 17:50:08,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-09-24 17:50:08,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-09-24 17:50:08,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-09-24 17:50:08,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-09-24 17:50:08,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2020-09-24 17:50:08,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2020-09-24 17:50:08,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-09-24 17:50:08,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-09-24 17:50:08,587 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-09-24 17:50:08,587 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-09-24 17:50:08,587 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2020-09-24 17:50:08,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-09-24 17:50:08,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-09-24 17:50:08,588 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2020-09-24 17:50:08,588 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2020-09-24 17:50:08,589 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2020-09-24 17:50:08,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-09-24 17:50:08,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-09-24 17:50:08,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2020-09-24 17:50:08,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-09-24 17:50:08,590 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2020-09-24 17:50:08,590 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-09-24 17:50:08,590 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2020-09-24 17:50:08,590 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-09-24 17:50:08,591 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_read [2020-09-24 17:50:08,591 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_register [2020-09-24 17:50:08,591 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2020-09-24 17:50:08,592 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-24 17:50:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-24 17:50:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-09-24 17:50:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-09-24 17:50:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-09-24 17:50:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-09-24 17:50:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2020-09-24 17:50:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-09-24 17:50:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_5 [2020-09-24 17:50:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_6 [2020-09-24 17:50:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2020-09-24 17:50:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-09-24 17:50:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-09-24 17:50:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2020-09-24 17:50:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-09-24 17:50:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-09-24 17:50:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2020-09-24 17:50:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2020-09-24 17:50:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-24 17:50:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-24 17:50:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-24 17:50:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-24 17:50:08,599 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-24 17:50:08,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-09-24 17:50:08,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-24 17:50:08,600 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-09-24 17:50:08,600 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-09-24 17:50:08,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-09-24 17:50:08,601 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-09-24 17:50:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-09-24 17:50:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-09-24 17:50:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2020-09-24 17:50:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-09-24 17:50:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-09-24 17:50:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-09-24 17:50:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2020-09-24 17:50:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2020-09-24 17:50:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_read [2020-09-24 17:50:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_register [2020-09-24 17:50:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2020-09-24 17:50:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_read_ch [2020-09-24 17:50:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-24 17:50:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-24 17:50:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_add_raw [2020-09-24 17:50:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2020-09-24 17:50:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_ch_show [2020-09-24 17:50:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-24 17:50:08,606 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_label_show [2020-09-24 17:50:08,606 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_create_attr [2020-09-24 17:50:08,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-24 17:50:08,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-24 17:50:08,607 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2020-09-24 17:50:08,607 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2020-09-24 17:50:08,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-24 17:50:08,607 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2020-09-24 17:50:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_init [2020-09-24 17:50:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_exit [2020-09-24 17:50:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-09-24 17:50:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-09-24 17:50:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2020-09-24 17:50:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-09-24 17:50:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-09-24 17:50:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-24 17:50:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-09-24 17:50:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-09-24 17:50:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-09-24 17:50:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-09-24 17:50:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-24 17:50:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-24 17:50:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-24 17:50:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-24 17:50:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-24 17:50:10,642 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-24 17:50:10,643 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-24 17:50:10,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 05:50:10 BoogieIcfgContainer [2020-09-24 17:50:10,652 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-24 17:50:10,654 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-24 17:50:10,654 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-24 17:50:10,658 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-24 17:50:10,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.09 05:50:07" (1/3) ... [2020-09-24 17:50:10,659 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50da9774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 05:50:10, skipping insertion in model container [2020-09-24 17:50:10,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 05:50:08" (2/3) ... [2020-09-24 17:50:10,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50da9774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 05:50:10, skipping insertion in model container [2020-09-24 17:50:10,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 05:50:10" (3/3) ... [2020-09-24 17:50:10,662 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-09-24 17:50:10,676 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-24 17:50:10,687 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-24 17:50:10,711 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-24 17:50:10,750 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-24 17:50:10,750 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-24 17:50:10,750 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-24 17:50:10,750 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-24 17:50:10,751 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-24 17:50:10,751 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-24 17:50:10,751 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-24 17:50:10,751 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-24 17:50:10,789 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states. [2020-09-24 17:50:10,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2020-09-24 17:50:10,816 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 17:50:10,818 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 17:50:10,818 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 17:50:10,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 17:50:10,827 INFO L82 PathProgramCache]: Analyzing trace with hash 569274542, now seen corresponding path program 1 times [2020-09-24 17:50:10,839 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 17:50:10,839 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1072138704] [2020-09-24 17:50:10,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 17:50:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:11,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:13,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:39,243 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:39,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 360 [2020-09-24 17:50:39,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-24 17:50:39,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27845 [2020-09-24 17:50:39,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:39,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-09-24 17:50:39,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-09-24 17:50:39,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 296 [2020-09-24 17:50:39,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 17:50:39,803 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-09-24 17:50:39,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 17:50:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:39,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,150 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-09-24 17:50:40,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 270 [2020-09-24 17:50:40,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-24 17:50:40,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-09-24 17:50:40,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 17:50:40,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-24 17:50:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,226 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 17:50:40,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 17:50:40,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 17:50:40,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 17:50:40,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 17:50:40,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-09-24 17:50:40,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,245 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 17:50:40,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-24 17:50:40,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 17:50:40,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 17:50:40,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 17:50:40,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-09-24 17:50:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,282 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-24 17:50:40,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-24 17:50:40,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 17:50:40,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-24 17:50:40,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 17:50:40,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 17:50:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,303 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 17:50:40,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 17:50:40,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 17:50:40,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 17:50:40,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 17:50:40,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-09-24 17:50:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,397 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-09-24 17:50:40,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-09-24 17:50:40,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 17:50:40,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-09-24 17:50:40,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 17:50:40,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 17:50:40,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,437 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 17:50:40,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-24 17:50:40,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 17:50:40,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 17:50:40,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 17:50:40,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 17:50:40,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,469 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-24 17:50:40,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-24 17:50:40,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 17:50:40,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 17:50:40,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 17:50:40,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 17:50:40,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,493 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 17:50:40,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-24 17:50:40,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 17:50:40,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 17:50:40,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 17:50:40,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-09-24 17:50:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,533 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-24 17:50:40,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-09-24 17:50:40,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 17:50:40,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-24 17:50:40,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 17:50:40,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 17:50:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,555 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 17:50:40,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 17:50:40,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 17:50:40,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 17:50:40,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 17:50:40,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-09-24 17:50:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,587 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 17:50:40,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-09-24 17:50:40,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 17:50:40,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 17:50:40,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 17:50:40,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-09-24 17:50:40,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,640 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-24 17:50:40,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-09-24 17:50:40,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 17:50:40,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-24 17:50:40,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 17:50:40,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 17:50:40,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,665 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 17:50:40,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 17:50:40,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 17:50:40,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 17:50:40,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 17:50:40,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-24 17:50:40,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,705 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 17:50:40,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-09-24 17:50:40,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 17:50:40,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-24 17:50:40,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 17:50:40,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 17:50:40,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,727 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 17:50:40,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 17:50:40,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 17:50:40,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 17:50:40,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 17:50:40,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-09-24 17:50:40,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,755 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 17:50:40,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-24 17:50:40,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 17:50:40,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 17:50:40,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 17:50:40,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-09-24 17:50:40,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,803 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 17:50:40,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-09-24 17:50:40,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 17:50:40,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-24 17:50:40,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-24 17:50:40,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 17:50:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,833 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 17:50:40,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 17:50:40,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 17:50:40,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 17:50:40,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 17:50:40,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-24 17:50:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,878 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 17:50:40,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-24 17:50:40,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 17:50:40,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-24 17:50:40,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 17:50:40,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 17:50:40,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,900 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 17:50:40,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-24 17:50:40,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 17:50:40,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 17:50:40,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 17:50:40,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 17:50:40,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-09-24 17:50:40,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:40,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:40,955 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 17:50:40,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 17:50:40,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 17:50:40,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-24 17:50:40,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: RANDOM [2020-09-24 17:50:40,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 17:50:40,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-24 17:50:40,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 17:50:40,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 17:50:41,157 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-09-24 17:50:41,158 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1072138704] [2020-09-24 17:50:41,161 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 17:50:41,161 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-24 17:50:41,162 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390716952] [2020-09-24 17:50:41,173 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-24 17:50:41,173 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 17:50:41,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-24 17:50:41,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-09-24 17:50:41,195 INFO L87 Difference]: Start difference. First operand 581 states. Second operand 10 states. [2020-09-24 17:50:41,695 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-09-24 17:50:44,546 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-09-24 17:50:45,140 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-09-24 17:50:49,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 17:50:49,461 INFO L93 Difference]: Finished difference Result 2010 states and 2325 transitions. [2020-09-24 17:50:49,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-09-24 17:50:49,465 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 301 [2020-09-24 17:50:49,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 17:50:49,508 INFO L225 Difference]: With dead ends: 2010 [2020-09-24 17:50:49,508 INFO L226 Difference]: Without dead ends: 1534 [2020-09-24 17:50:49,520 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=147, Invalid=405, Unknown=0, NotChecked=0, Total=552 [2020-09-24 17:50:49,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1534 states. [2020-09-24 17:50:49,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1534 to 1245. [2020-09-24 17:50:49,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1245 states. [2020-09-24 17:50:49,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 1245 states and 1362 transitions. [2020-09-24 17:50:49,739 INFO L78 Accepts]: Start accepts. Automaton has 1245 states and 1362 transitions. Word has length 301 [2020-09-24 17:50:49,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 17:50:49,741 INFO L479 AbstractCegarLoop]: Abstraction has 1245 states and 1362 transitions. [2020-09-24 17:50:49,741 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-24 17:50:49,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1362 transitions. [2020-09-24 17:50:49,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2020-09-24 17:50:49,750 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 17:50:49,750 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 17:50:49,751 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-24 17:50:49,751 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 17:50:49,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 17:50:49,751 INFO L82 PathProgramCache]: Analyzing trace with hash 1160418199, now seen corresponding path program 1 times [2020-09-24 17:50:49,752 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 17:50:49,752 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1020797054] [2020-09-24 17:50:49,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 17:50:49,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 17:50:49,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:51,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 17:50:53,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking...