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 -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 09:39:15,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 09:39:15,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 09:39:15,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 09:39:15,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 09:39:15,780 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 09:39:15,781 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 09:39:15,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 09:39:15,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 09:39:15,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 09:39:15,799 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 09:39:15,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 09:39:15,801 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 09:39:15,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 09:39:15,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 09:39:15,809 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 09:39:15,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 09:39:15,812 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 09:39:15,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 09:39:15,818 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 09:39:15,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 09:39:15,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 09:39:15,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 09:39:15,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 09:39:15,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 09:39:15,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 09:39:15,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 09:39:15,832 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 09:39:15,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 09:39:15,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 09:39:15,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 09:39:15,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 09:39:15,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 09:39:15,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 09:39:15,840 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 09:39:15,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 09:39:15,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 09:39:15,841 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 09:39:15,841 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 09:39:15,842 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 09:39:15,843 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 09:39:15,844 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-10 09:39:15,860 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 09:39:15,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 09:39:15,860 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 09:39:15,861 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 09:39:15,861 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 09:39:15,862 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 09:39:15,862 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 09:39:15,862 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 09:39:15,862 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 09:39:15,862 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 09:39:15,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 09:39:15,863 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 09:39:15,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 09:39:15,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 09:39:15,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 09:39:15,864 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 09:39:15,864 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 09:39:15,864 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 09:39:15,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 09:39:15,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 09:39:15,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 09:39:15,865 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 09:39:15,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 09:39:15,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 09:39:15,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 09:39:15,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 09:39:15,866 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 09:39:15,867 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 09:39:15,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 09:39:15,867 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 09:39:15,897 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 09:39:15,912 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 09:39:15,918 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 09:39:15,919 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 09:39:15,921 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 09:39:15,922 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2019-09-10 09:39:15,998 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55e61a932/385d1aacd5e64026a5b58e24fd8244d9/FLAG9cbe3d12a [2019-09-10 09:39:16,645 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 09:39:16,646 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2019-09-10 09:39:16,667 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55e61a932/385d1aacd5e64026a5b58e24fd8244d9/FLAG9cbe3d12a [2019-09-10 09:39:16,841 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55e61a932/385d1aacd5e64026a5b58e24fd8244d9 [2019-09-10 09:39:16,850 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 09:39:16,851 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 09:39:16,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 09:39:16,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 09:39:16,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 09:39:16,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 09:39:16" (1/1) ... [2019-09-10 09:39:16,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@298cde1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:39:16, skipping insertion in model container [2019-09-10 09:39:16,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 09:39:16" (1/1) ... [2019-09-10 09:39:16,867 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 09:39:16,940 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 09:39:17,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 09:39:17,557 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 09:39:17,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 09:39:17,801 INFO L192 MainTranslator]: Completed translation [2019-09-10 09:39:17,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:39:17 WrapperNode [2019-09-10 09:39:17,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 09:39:17,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 09:39:17,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 09:39:17,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 09:39:17,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:39:17" (1/1) ... [2019-09-10 09:39:17,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:39:17" (1/1) ... [2019-09-10 09:39:17,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:39:17" (1/1) ... [2019-09-10 09:39:17,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:39:17" (1/1) ... [2019-09-10 09:39:17,956 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:39:17" (1/1) ... [2019-09-10 09:39:17,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:39:17" (1/1) ... [2019-09-10 09:39:17,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:39:17" (1/1) ... [2019-09-10 09:39:18,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 09:39:18,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 09:39:18,003 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 09:39:18,003 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 09:39:18,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:39:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-09-10 09:39:18,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 09:39:18,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 09:39:18,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-10 09:39:18,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-10 09:39:18,081 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-10 09:39:18,081 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-10 09:39:18,081 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-09-10 09:39:18,081 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2019-09-10 09:39:18,082 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_read_ch [2019-09-10 09:39:18,082 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_add_raw [2019-09-10 09:39:18,082 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2019-09-10 09:39:18,083 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_ch_show [2019-09-10 09:39:18,083 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_label_show [2019-09-10 09:39:18,084 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_create_attr [2019-09-10 09:39:18,084 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2019-09-10 09:39:18,085 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2019-09-10 09:39:18,085 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2019-09-10 09:39:18,086 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_init [2019-09-10 09:39:18,086 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_exit [2019-09-10 09:39:18,086 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 09:39:18,086 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-10 09:39:18,086 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-10 09:39:18,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_5 [2019-09-10 09:39:18,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_6 [2019-09-10 09:39:18,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-10 09:39:18,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-10 09:39:18,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-10 09:39:18,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-10 09:39:18,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-10 09:39:18,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-10 09:39:18,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2019-09-10 09:39:18,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2019-09-10 09:39:18,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-10 09:39:18,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-10 09:39:18,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-10 09:39:18,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-10 09:39:18,090 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2019-09-10 09:39:18,090 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-10 09:39:18,090 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-09-10 09:39:18,090 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2019-09-10 09:39:18,091 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2019-09-10 09:39:18,091 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2019-09-10 09:39:18,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-10 09:39:18,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-09-10 09:39:18,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2019-09-10 09:39:18,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2019-09-10 09:39:18,092 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-09-10 09:39:18,092 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-10 09:39:18,092 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2019-09-10 09:39:18,092 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-09-10 09:39:18,092 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_read [2019-09-10 09:39:18,092 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_register [2019-09-10 09:39:18,093 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2019-09-10 09:39:18,093 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-10 09:39:18,093 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-10 09:39:18,093 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 09:39:18,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-10 09:39:18,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-10 09:39:18,094 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-10 09:39:18,094 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-10 09:39:18,094 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-09-10 09:39:18,094 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-10 09:39:18,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_5 [2019-09-10 09:39:18,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_6 [2019-09-10 09:39:18,094 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2019-09-10 09:39:18,095 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-10 09:39:18,095 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-10 09:39:18,095 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2019-09-10 09:39:18,096 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-10 09:39:18,096 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-09-10 09:39:18,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2019-09-10 09:39:18,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2019-09-10 09:39:18,096 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-10 09:39:18,097 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 09:39:18,097 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-10 09:39:18,097 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 09:39:18,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-10 09:39:18,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 09:39:18,098 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-10 09:39:18,098 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-10 09:39:18,098 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-10 09:39:18,099 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-10 09:39:18,099 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-10 09:39:18,099 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2019-09-10 09:39:18,099 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-09-10 09:39:18,100 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-09-10 09:39:18,100 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2019-09-10 09:39:18,101 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2019-09-10 09:39:18,101 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2019-09-10 09:39:18,101 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_read [2019-09-10 09:39:18,101 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_register [2019-09-10 09:39:18,101 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2019-09-10 09:39:18,101 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_read_ch [2019-09-10 09:39:18,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 09:39:18,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 09:39:18,102 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_add_raw [2019-09-10 09:39:18,102 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2019-09-10 09:39:18,102 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_ch_show [2019-09-10 09:39:18,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 09:39:18,102 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_label_show [2019-09-10 09:39:18,103 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_create_attr [2019-09-10 09:39:18,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 09:39:18,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 09:39:18,103 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2019-09-10 09:39:18,103 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2019-09-10 09:39:18,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 09:39:18,103 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2019-09-10 09:39:18,104 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_init [2019-09-10 09:39:18,104 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_exit [2019-09-10 09:39:18,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-10 09:39:18,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-09-10 09:39:18,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2019-09-10 09:39:18,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-10 09:39:18,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2019-09-10 09:39:18,105 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 09:39:18,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-10 09:39:18,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-10 09:39:18,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-10 09:39:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-10 09:39:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-10 09:39:18,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-10 09:39:18,107 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 09:39:18,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 09:39:18,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 09:39:18,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-10 09:39:18,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 09:39:19,283 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 09:39:19,283 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-10 09:39:19,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 09:39:19 BoogieIcfgContainer [2019-09-10 09:39:19,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 09:39:19,286 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 09:39:19,287 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 09:39:19,290 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 09:39:19,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 09:39:16" (1/3) ... [2019-09-10 09:39:19,291 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@265b319a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 09:39:19, skipping insertion in model container [2019-09-10 09:39:19,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:39:17" (2/3) ... [2019-09-10 09:39:19,292 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@265b319a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 09:39:19, skipping insertion in model container [2019-09-10 09:39:19,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 09:39:19" (3/3) ... [2019-09-10 09:39:19,296 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2019-09-10 09:39:19,309 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 09:39:19,319 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 09:39:19,336 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 09:39:19,369 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 09:39:19,379 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 09:39:19,379 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 09:39:19,379 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 09:39:19,379 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 09:39:19,379 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 09:39:19,379 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 09:39:19,380 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 09:39:19,406 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states. [2019-09-10 09:39:19,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-09-10 09:39:19,426 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:39:19,427 INFO L399 BasicCegarLoop]: trace histogram [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] [2019-09-10 09:39:19,430 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:39:19,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:39:19,436 INFO L82 PathProgramCache]: Analyzing trace with hash 899438707, now seen corresponding path program 1 times [2019-09-10 09:39:19,439 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:39:19,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:39:19,511 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:39:19,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:39:19,511 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:39:19,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:39:20,366 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-09-10 09:39:20,368 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:39:20,369 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-09-10 09:39:20,369 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:39:20,379 INFO L454 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-09-10 09:39:20,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-09-10 09:39:20,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-09-10 09:39:20,404 INFO L87 Difference]: Start difference. First operand 288 states. Second operand 11 states. [2019-09-10 09:39:20,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:39:20,586 INFO L93 Difference]: Finished difference Result 271 states and 310 transitions. [2019-09-10 09:39:20,586 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-10 09:39:20,588 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 134 [2019-09-10 09:39:20,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:39:20,605 INFO L225 Difference]: With dead ends: 271 [2019-09-10 09:39:20,605 INFO L226 Difference]: Without dead ends: 255 [2019-09-10 09:39:20,608 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-09-10 09:39:20,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2019-09-10 09:39:20,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 253. [2019-09-10 09:39:20,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 253 states. [2019-09-10 09:39:20,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 289 transitions. [2019-09-10 09:39:20,686 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 289 transitions. Word has length 134 [2019-09-10 09:39:20,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:39:20,688 INFO L475 AbstractCegarLoop]: Abstraction has 253 states and 289 transitions. [2019-09-10 09:39:20,688 INFO L476 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-09-10 09:39:20,688 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 289 transitions. [2019-09-10 09:39:20,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-09-10 09:39:20,693 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:39:20,694 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 09:39:20,694 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:39:20,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:39:20,695 INFO L82 PathProgramCache]: Analyzing trace with hash -1258447754, now seen corresponding path program 1 times [2019-09-10 09:39:20,695 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:39:20,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:39:20,697 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:39:20,698 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:39:20,698 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:39:20,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:39:20,977 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-09-10 09:39:20,977 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:39:20,978 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-10 09:39:20,978 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:39:20,983 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-10 09:39:20,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-10 09:39:20,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-10 09:39:20,985 INFO L87 Difference]: Start difference. First operand 253 states and 289 transitions. Second operand 7 states. [2019-09-10 09:39:22,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:39:22,935 INFO L93 Difference]: Finished difference Result 759 states and 912 transitions. [2019-09-10 09:39:22,936 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-10 09:39:22,936 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 139 [2019-09-10 09:39:22,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:39:22,946 INFO L225 Difference]: With dead ends: 759 [2019-09-10 09:39:22,946 INFO L226 Difference]: Without dead ends: 759 [2019-09-10 09:39:22,947 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2019-09-10 09:39:22,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 759 states. [2019-09-10 09:39:23,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 759 to 705. [2019-09-10 09:39:23,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 705 states. [2019-09-10 09:39:23,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 705 states and 819 transitions. [2019-09-10 09:39:23,023 INFO L78 Accepts]: Start accepts. Automaton has 705 states and 819 transitions. Word has length 139 [2019-09-10 09:39:23,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:39:23,024 INFO L475 AbstractCegarLoop]: Abstraction has 705 states and 819 transitions. [2019-09-10 09:39:23,024 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-10 09:39:23,024 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 819 transitions. [2019-09-10 09:39:23,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-09-10 09:39:23,028 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:39:23,028 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-09-10 09:39:23,029 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:39:23,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:39:23,029 INFO L82 PathProgramCache]: Analyzing trace with hash 1695774209, now seen corresponding path program 1 times [2019-09-10 09:39:23,029 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:39:23,031 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:39:23,031 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:39:23,031 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:39:23,032 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:39:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:39:23,183 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-09-10 09:39:23,184 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:39:23,184 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 09:39:23,184 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:39:23,185 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 09:39:23,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 09:39:23,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 09:39:23,186 INFO L87 Difference]: Start difference. First operand 705 states and 819 transitions. Second operand 3 states. [2019-09-10 09:39:23,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:39:23,232 INFO L93 Difference]: Finished difference Result 701 states and 814 transitions. [2019-09-10 09:39:23,233 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 09:39:23,233 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 159 [2019-09-10 09:39:23,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:39:23,236 INFO L225 Difference]: With dead ends: 701 [2019-09-10 09:39:23,236 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 09:39:23,236 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 09:39:23,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 09:39:23,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 09:39:23,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 09:39:23,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 09:39:23,237 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 159 [2019-09-10 09:39:23,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:39:23,237 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 09:39:23,237 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 09:39:23,237 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 09:39:23,238 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 09:39:23,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 09:39:23 BoogieIcfgContainer [2019-09-10 09:39:23,242 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 09:39:23,245 INFO L168 Benchmark]: Toolchain (without parser) took 6392.38 ms. Allocated memory was 134.7 MB in the beginning and 303.0 MB in the end (delta: 168.3 MB). Free memory was 89.5 MB in the beginning and 199.3 MB in the end (delta: -109.9 MB). Peak memory consumption was 58.4 MB. Max. memory is 7.1 GB. [2019-09-10 09:39:23,245 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 134.7 MB. Free memory is still 108.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-10 09:39:23,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 950.48 ms. Allocated memory was 134.7 MB in the beginning and 202.4 MB in the end (delta: 67.6 MB). Free memory was 89.1 MB in the beginning and 154.5 MB in the end (delta: -65.4 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. [2019-09-10 09:39:23,247 INFO L168 Benchmark]: Boogie Preprocessor took 199.38 ms. Allocated memory is still 202.4 MB. Free memory was 154.5 MB in the beginning and 149.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2019-09-10 09:39:23,248 INFO L168 Benchmark]: RCFGBuilder took 1282.97 ms. Allocated memory was 202.4 MB in the beginning and 230.7 MB in the end (delta: 28.3 MB). Free memory was 149.0 MB in the beginning and 167.7 MB in the end (delta: -18.7 MB). Peak memory consumption was 74.7 MB. Max. memory is 7.1 GB. [2019-09-10 09:39:23,249 INFO L168 Benchmark]: TraceAbstraction took 3955.67 ms. Allocated memory was 230.7 MB in the beginning and 303.0 MB in the end (delta: 72.4 MB). Free memory was 167.7 MB in the beginning and 199.3 MB in the end (delta: -31.6 MB). Peak memory consumption was 40.7 MB. Max. memory is 7.1 GB. [2019-09-10 09:39:23,254 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 134.7 MB. Free memory is still 108.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 950.48 ms. Allocated memory was 134.7 MB in the beginning and 202.4 MB in the end (delta: 67.6 MB). Free memory was 89.1 MB in the beginning and 154.5 MB in the end (delta: -65.4 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 199.38 ms. Allocated memory is still 202.4 MB. Free memory was 154.5 MB in the beginning and 149.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1282.97 ms. Allocated memory was 202.4 MB in the beginning and 230.7 MB in the end (delta: 28.3 MB). Free memory was 149.0 MB in the beginning and 167.7 MB in the end (delta: -18.7 MB). Peak memory consumption was 74.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3955.67 ms. Allocated memory was 230.7 MB in the beginning and 303.0 MB in the end (delta: 72.4 MB). Free memory was 167.7 MB in the beginning and 199.3 MB in the end (delta: -31.6 MB). Peak memory consumption was 40.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1259]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 55 procedures, 311 locations, 1 error locations. SAFE Result, 3.8s OverallTime, 3 OverallIterations, 3 TraceHistogramMax, 2.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1268 SDtfs, 1573 SDslu, 3167 SDs, 0 SdLazy, 781 SolverSat, 668 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=705occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 56 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 432 NumberOfCodeBlocks, 432 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 429 ConstructedInterpolants, 0 QuantifiedInterpolants, 121879 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 51/51 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...