/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 -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf -i ../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 15:10:43,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 15:10:43,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 15:10:43,828 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 15:10:43,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 15:10:43,829 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 15:10:43,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 15:10:43,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 15:10:43,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 15:10:43,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 15:10:43,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 15:10:43,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 15:10:43,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 15:10:43,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 15:10:43,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 15:10:43,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 15:10:43,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 15:10:43,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 15:10:43,843 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 15:10:43,845 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 15:10:43,847 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 15:10:43,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 15:10:43,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 15:10:43,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 15:10:43,852 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-07 15:10:43,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-07 15:10:43,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-07 15:10:43,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-07 15:10:43,853 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-07 15:10:43,854 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-07 15:10:43,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 15:10:43,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 15:10:43,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 15:10:43,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 15:10:43,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 15:10:43,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 15:10:43,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 15:10:43,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 15:10:43,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 15:10:43,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 15:10:43,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 15:10:43,861 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2020-07-07 15:10:43,870 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 15:10:43,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 15:10:43,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 15:10:43,872 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 15:10:43,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 15:10:43,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 15:10:43,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 15:10:43,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 15:10:43,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 15:10:43,873 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 15:10:43,873 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 15:10:43,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 15:10:43,873 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-07 15:10:43,874 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 15:10:43,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 15:10:43,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 15:10:43,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 15:10:43,874 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-07 15:10:43,874 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 15:10:43,875 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-07 15:10:44,173 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 15:10:44,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 15:10:44,190 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 15:10:44,192 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 15:10:44,192 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 15:10:44,193 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-07-07 15:10:44,273 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f84de4d3/4716adb8afbd4977a49427071d77b693/FLAG11ff18e2e [2020-07-07 15:10:44,853 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 15:10:44,854 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-07-07 15:10:44,871 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f84de4d3/4716adb8afbd4977a49427071d77b693/FLAG11ff18e2e [2020-07-07 15:10:45,107 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f84de4d3/4716adb8afbd4977a49427071d77b693 [2020-07-07 15:10:45,117 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 15:10:45,120 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 15:10:45,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 15:10:45,121 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 15:10:45,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 15:10:45,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 03:10:45" (1/1) ... [2020-07-07 15:10:45,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a06d8bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:10:45, skipping insertion in model container [2020-07-07 15:10:45,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 03:10:45" (1/1) ... [2020-07-07 15:10:45,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 15:10:45,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 15:10:45,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 15:10:45,831 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 15:10:45,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 15:10:46,027 INFO L208 MainTranslator]: Completed translation [2020-07-07 15:10:46,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:10:46 WrapperNode [2020-07-07 15:10:46,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 15:10:46,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 15:10:46,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 15:10:46,029 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 15:10:46,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:10:46" (1/1) ... [2020-07-07 15:10:46,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:10:46" (1/1) ... [2020-07-07 15:10:46,092 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:10:46" (1/1) ... [2020-07-07 15:10:46,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:10:46" (1/1) ... [2020-07-07 15:10:46,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:10:46" (1/1) ... [2020-07-07 15:10:46,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:10:46" (1/1) ... [2020-07-07 15:10:46,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:10:46" (1/1) ... [2020-07-07 15:10:46,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 15:10:46,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 15:10:46,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 15:10:46,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 15:10:46,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:10:46" (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 [2020-07-07 15:10:46,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 15:10:46,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 15:10:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-07-07 15:10:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-07-07 15:10:46,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-07-07 15:10:46,247 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-07-07 15:10:46,247 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-07-07 15:10:46,247 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-07-07 15:10:46,248 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-07-07 15:10:46,248 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_read_ch [2020-07-07 15:10:46,248 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_add_raw [2020-07-07 15:10:46,248 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2020-07-07 15:10:46,249 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_ch_show [2020-07-07 15:10:46,249 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_label_show [2020-07-07 15:10:46,249 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_create_attr [2020-07-07 15:10:46,249 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2020-07-07 15:10:46,249 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2020-07-07 15:10:46,250 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2020-07-07 15:10:46,250 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_init [2020-07-07 15:10:46,251 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_exit [2020-07-07 15:10:46,251 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 15:10:46,252 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-07-07 15:10:46,252 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-07-07 15:10:46,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_5 [2020-07-07 15:10:46,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_6 [2020-07-07 15:10:46,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-07-07 15:10:46,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-07-07 15:10:46,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-07-07 15:10:46,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-07-07 15:10:46,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-07-07 15:10:46,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-07-07 15:10:46,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2020-07-07 15:10:46,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2020-07-07 15:10:46,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-07-07 15:10:46,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-07-07 15:10:46,257 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-07-07 15:10:46,257 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-07-07 15:10:46,257 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2020-07-07 15:10:46,258 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-07-07 15:10:46,258 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-07-07 15:10:46,259 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2020-07-07 15:10:46,259 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2020-07-07 15:10:46,259 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2020-07-07 15:10:46,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-07-07 15:10:46,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-07-07 15:10:46,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2020-07-07 15:10:46,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-07-07 15:10:46,260 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2020-07-07 15:10:46,260 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-07-07 15:10:46,260 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2020-07-07 15:10:46,261 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-07-07 15:10:46,261 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_read [2020-07-07 15:10:46,262 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_register [2020-07-07 15:10:46,262 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2020-07-07 15:10:46,262 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-07-07 15:10:46,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 15:10:46,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-07-07 15:10:46,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-07-07 15:10:46,263 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-07-07 15:10:46,263 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-07-07 15:10:46,263 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2020-07-07 15:10:46,263 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-07-07 15:10:46,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_5 [2020-07-07 15:10:46,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_6 [2020-07-07 15:10:46,264 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2020-07-07 15:10:46,264 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-07-07 15:10:46,264 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-07-07 15:10:46,265 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2020-07-07 15:10:46,265 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-07-07 15:10:46,265 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-07-07 15:10:46,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2020-07-07 15:10:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2020-07-07 15:10:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-07-07 15:10:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 15:10:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-07 15:10:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-07-07 15:10:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-07 15:10:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-07-07 15:10:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-07 15:10:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-07-07 15:10:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-07-07 15:10:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-07-07 15:10:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-07-07 15:10:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-07-07 15:10:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-07-07 15:10:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2020-07-07 15:10:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-07-07 15:10:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-07-07 15:10:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-07-07 15:10:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2020-07-07 15:10:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2020-07-07 15:10:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_read [2020-07-07 15:10:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_register [2020-07-07 15:10:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2020-07-07 15:10:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_read_ch [2020-07-07 15:10:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 15:10:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-07 15:10:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_add_raw [2020-07-07 15:10:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2020-07-07 15:10:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_ch_show [2020-07-07 15:10:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-07 15:10:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_label_show [2020-07-07 15:10:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_create_attr [2020-07-07 15:10:46,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-07 15:10:46,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-07 15:10:46,274 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2020-07-07 15:10:46,274 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2020-07-07 15:10:46,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 15:10:46,274 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2020-07-07 15:10:46,274 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_init [2020-07-07 15:10:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_exit [2020-07-07 15:10:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-07-07 15:10:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-07-07 15:10:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2020-07-07 15:10:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-07-07 15:10:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-07-07 15:10:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 15:10:46,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-07-07 15:10:46,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-07-07 15:10:46,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-07-07 15:10:46,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-07-07 15:10:46,276 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-07 15:10:46,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 15:10:46,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-07 15:10:46,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-07-07 15:10:46,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 15:10:47,444 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 15:10:47,445 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-07 15:10:47,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 03:10:47 BoogieIcfgContainer [2020-07-07 15:10:47,453 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 15:10:47,454 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 15:10:47,454 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 15:10:47,457 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 15:10:47,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 03:10:45" (1/3) ... [2020-07-07 15:10:47,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32d4970 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 03:10:47, skipping insertion in model container [2020-07-07 15:10:47,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:10:46" (2/3) ... [2020-07-07 15:10:47,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32d4970 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 03:10:47, skipping insertion in model container [2020-07-07 15:10:47,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 03:10:47" (3/3) ... [2020-07-07 15:10:47,461 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-07-07 15:10:47,472 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-07 15:10:47,481 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 15:10:47,496 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 15:10:47,520 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 15:10:47,521 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 15:10:47,521 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-07 15:10:47,521 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 15:10:47,521 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 15:10:47,521 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 15:10:47,521 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 15:10:47,522 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 15:10:47,548 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states. [2020-07-07 15:10:47,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2020-07-07 15:10:47,583 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 15:10:47,585 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] [2020-07-07 15:10:47,586 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 15:10:47,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 15:10:47,594 INFO L82 PathProgramCache]: Analyzing trace with hash 569274542, now seen corresponding path program 1 times [2020-07-07 15:10:47,604 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-07 15:10:47,605 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1455688120] [2020-07-07 15:10:47,606 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 15:10:48,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:48,821 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-07-07 15:10:48,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:48,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:48,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:48,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:48,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:48,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:48,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:48,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:48,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:48,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:48,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:48,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:49,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:49,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:49,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:49,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:49,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:49,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:10:49,260 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-07-07 15:10:49,260 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-07 15:10:49,262 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1455688120] [2020-07-07 15:10:49,264 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 15:10:49,265 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-07 15:10:49,265 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969988329] [2020-07-07 15:10:49,272 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-07 15:10:49,272 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-07 15:10:49,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-07 15:10:49,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-07-07 15:10:49,290 INFO L87 Difference]: Start difference. First operand 581 states. Second operand 10 states. [2020-07-07 15:10:49,737 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-07-07 15:10:52,436 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-07-07 15:10:52,940 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-07-07 15:10:56,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 15:10:56,783 INFO L93 Difference]: Finished difference Result 1905 states and 2181 transitions. [2020-07-07 15:10:56,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-07-07 15:10:56,785 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 301 [2020-07-07 15:10:56,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 15:10:56,828 INFO L225 Difference]: With dead ends: 1905 [2020-07-07 15:10:56,828 INFO L226 Difference]: Without dead ends: 1437 [2020-07-07 15:10:56,842 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=122, Invalid=384, Unknown=0, NotChecked=0, Total=506 [2020-07-07 15:10:56,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1437 states. [2020-07-07 15:10:57,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1437 to 1245. [2020-07-07 15:10:57,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1245 states. [2020-07-07 15:10:57,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 1245 states and 1366 transitions. [2020-07-07 15:10:57,227 INFO L78 Accepts]: Start accepts. Automaton has 1245 states and 1366 transitions. Word has length 301 [2020-07-07 15:10:57,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 15:10:57,230 INFO L479 AbstractCegarLoop]: Abstraction has 1245 states and 1366 transitions. [2020-07-07 15:10:57,230 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-07 15:10:57,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1366 transitions. [2020-07-07 15:10:57,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2020-07-07 15:10:57,244 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 15:10:57,244 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] [2020-07-07 15:10:57,245 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 15:10:57,245 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 15:10:57,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 15:10:57,245 INFO L82 PathProgramCache]: Analyzing trace with hash 1160418199, now seen corresponding path program 1 times [2020-07-07 15:10:57,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-07 15:10:57,246 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1175520393] [2020-07-07 15:10:57,246 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 15:10:57,272 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 15:10:57,273 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.generateMetaTrace(AcceleratedInterpolation.java:442) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.acceleratedInterpolationCore(AcceleratedInterpolation.java:277) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.(AcceleratedInterpolation.java:184) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:144) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-07 15:10:57,278 INFO L168 Benchmark]: Toolchain (without parser) took 12158.60 ms. Allocated memory was 144.7 MB in the beginning and 465.0 MB in the end (delta: 320.3 MB). Free memory was 99.5 MB in the beginning and 364.7 MB in the end (delta: -265.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 7.1 GB. [2020-07-07 15:10:57,279 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 144.7 MB. Free memory was 120.1 MB in the beginning and 119.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-07 15:10:57,280 INFO L168 Benchmark]: CACSL2BoogieTranslator took 907.55 ms. Allocated memory was 144.7 MB in the beginning and 203.9 MB in the end (delta: 59.2 MB). Free memory was 99.3 MB in the beginning and 162.9 MB in the end (delta: -63.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2020-07-07 15:10:57,281 INFO L168 Benchmark]: Boogie Preprocessor took 143.91 ms. Allocated memory is still 203.9 MB. Free memory was 162.9 MB in the beginning and 157.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2020-07-07 15:10:57,282 INFO L168 Benchmark]: RCFGBuilder took 1280.39 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 157.4 MB in the beginning and 150.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 77.4 MB. Max. memory is 7.1 GB. [2020-07-07 15:10:57,283 INFO L168 Benchmark]: TraceAbstraction took 9821.84 ms. Allocated memory was 235.9 MB in the beginning and 465.0 MB in the end (delta: 229.1 MB). Free memory was 149.4 MB in the beginning and 364.7 MB in the end (delta: -215.3 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. [2020-07-07 15:10:57,287 INFO L336 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 144.7 MB. Free memory was 120.1 MB in the beginning and 119.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 907.55 ms. Allocated memory was 144.7 MB in the beginning and 203.9 MB in the end (delta: 59.2 MB). Free memory was 99.3 MB in the beginning and 162.9 MB in the end (delta: -63.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 143.91 ms. Allocated memory is still 203.9 MB. Free memory was 162.9 MB in the beginning and 157.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1280.39 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 157.4 MB in the beginning and 150.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 77.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 9821.84 ms. Allocated memory was 235.9 MB in the beginning and 465.0 MB in the end (delta: 229.1 MB). Free memory was 149.4 MB in the beginning and 364.7 MB in the end (delta: -215.3 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.generateMetaTrace(AcceleratedInterpolation.java:442) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...