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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-ibmpex-ko--130_7a--d631323.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 18:14:31,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 18:14:31,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 18:14:31,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 18:14:31,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 18:14:31,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 18:14:31,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 18:14:31,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 18:14:31,557 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 18:14:31,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 18:14:31,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 18:14:31,560 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 18:14:31,560 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 18:14:31,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 18:14:31,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 18:14:31,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 18:14:31,564 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 18:14:31,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 18:14:31,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 18:14:31,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 18:14:31,579 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 18:14:31,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 18:14:31,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 18:14:31,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 18:14:31,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 18:14:31,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 18:14:31,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 18:14:31,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 18:14:31,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 18:14:31,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 18:14:31,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 18:14:31,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 18:14:31,600 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 18:14:31,600 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 18:14:31,601 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 18:14:31,601 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 18:14:31,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 18:14:31,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 18:14:31,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 18:14:31,607 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 18:14:31,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 18:14:31,610 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 18:14:31,635 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 18:14:31,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 18:14:31,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 18:14:31,638 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 18:14:31,638 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 18:14:31,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 18:14:31,639 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 18:14:31,639 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 18:14:31,639 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 18:14:31,639 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 18:14:31,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 18:14:31,641 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 18:14:31,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 18:14:31,641 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 18:14:31,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 18:14:31,642 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 18:14:31,642 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 18:14:31,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 18:14:31,642 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 18:14:31,643 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 18:14:31,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 18:14:31,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 18:14:31,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 18:14:31,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 18:14:31,644 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 18:14:31,644 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 18:14:31,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 18:14:31,645 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 18:14:31,645 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 18:14:31,978 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 18:14:31,994 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 18:14:31,998 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 18:14:31,999 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 18:14:31,999 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 18:14:32,000 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-ibmpex-ko--130_7a--d631323.i [2019-10-13 18:14:32,071 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd750083b/6bc6142686104aa2b4e3de24e1ec60fc/FLAGe760f6a1a [2019-10-13 18:14:32,851 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 18:14:32,852 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-ibmpex-ko--130_7a--d631323.i [2019-10-13 18:14:32,887 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd750083b/6bc6142686104aa2b4e3de24e1ec60fc/FLAGe760f6a1a [2019-10-13 18:14:33,052 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd750083b/6bc6142686104aa2b4e3de24e1ec60fc [2019-10-13 18:14:33,062 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 18:14:33,064 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 18:14:33,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 18:14:33,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 18:14:33,069 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 18:14:33,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:14:33" (1/1) ... [2019-10-13 18:14:33,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d9af163 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:14:33, skipping insertion in model container [2019-10-13 18:14:33,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:14:33" (1/1) ... [2019-10-13 18:14:33,081 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 18:14:33,170 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 18:14:34,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 18:14:34,265 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 18:14:34,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 18:14:34,498 INFO L192 MainTranslator]: Completed translation [2019-10-13 18:14:34,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:14:34 WrapperNode [2019-10-13 18:14:34,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 18:14:34,499 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 18:14:34,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 18:14:34,500 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 18:14:34,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:14:34" (1/1) ... [2019-10-13 18:14:34,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:14:34" (1/1) ... [2019-10-13 18:14:34,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:14:34" (1/1) ... [2019-10-13 18:14:34,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:14:34" (1/1) ... [2019-10-13 18:14:34,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:14:34" (1/1) ... [2019-10-13 18:14:34,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:14:34" (1/1) ... [2019-10-13 18:14:34,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:14:34" (1/1) ... [2019-10-13 18:14:34,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 18:14:34,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 18:14:34,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 18:14:34,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 18:14:34,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:14:34" (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 [2019-10-13 18:14:34,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 18:14:34,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 18:14:34,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-13 18:14:34,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2019-10-13 18:14:34,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2019-10-13 18:14:34,800 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-13 18:14:34,800 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-10-13 18:14:34,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 18:14:34,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-13 18:14:34,801 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-13 18:14:34,801 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-13 18:14:34,802 INFO L138 BoogieDeclarations]: Found implementation of procedure extract_value [2019-10-13 18:14:34,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_send_message [2019-10-13 18:14:34,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_ver_check [2019-10-13 18:14:34,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_query_sensor_count [2019-10-13 18:14:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_query_sensor_name [2019-10-13 18:14:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_query_sensor_data [2019-10-13 18:14:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_reset_high_low_data [2019-10-13 18:14:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_update_device [2019-10-13 18:14:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bmc_data [2019-10-13 18:14:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure show_name [2019-10-13 18:14:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_show_sensor [2019-10-13 18:14:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_reset_high_low [2019-10-13 18:14:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_sensor [2019-10-13 18:14:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure is_temp_sensor [2019-10-13 18:14:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure power_sensor_multiplier [2019-10-13 18:14:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure create_sensor [2019-10-13 18:14:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_find_sensors [2019-10-13 18:14:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_register_bmc [2019-10-13 18:14:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_bmc_delete [2019-10-13 18:14:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_bmc_gone [2019-10-13 18:14:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_msg_handler [2019-10-13 18:14:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_init [2019-10-13 18:14:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_exit [2019-10-13 18:14:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 18:14:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-13 18:14:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_5 [2019-10-13 18:14:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_6 [2019-10-13 18:14:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_7 [2019-10-13 18:14:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 18:14:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 18:14:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 18:14:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 18:14:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 18:14:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 18:14:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2019-10-13 18:14:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2019-10-13 18:14:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute_2 [2019-10-13 18:14:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 18:14:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-13 18:14:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-13 18:14:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-13 18:14:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-13 18:14:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-10-13 18:14:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-13 18:14:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 18:14:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 18:14:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2019-10-13 18:14:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2019-10-13 18:14:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2019-10-13 18:14:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_create_user [2019-10-13 18:14:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_destroy_user [2019-10-13 18:14:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2019-10-13 18:14:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_request_settime [2019-10-13 18:14:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_watcher_register [2019-10-13 18:14:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_watcher_unregister [2019-10-13 18:14:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_validate_addr [2019-10-13 18:14:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 18:14:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2019-10-13 18:14:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-13 18:14:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-13 18:14:34,815 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-13 18:14:34,815 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2019-10-13 18:14:34,815 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 18:14:34,815 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 18:14:34,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 18:14:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 18:14:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 18:14:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 18:14:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-13 18:14:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2019-10-13 18:14:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 18:14:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2019-10-13 18:14:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-13 18:14:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-13 18:14:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-13 18:14:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-13 18:14:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-13 18:14:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 18:14:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-13 18:14:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-13 18:14:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-13 18:14:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-13 18:14:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-13 18:14:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-10-13 18:14:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 18:14:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 18:14:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2019-10-13 18:14:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-10-13 18:14:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_5 [2019-10-13 18:14:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_6 [2019-10-13 18:14:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_7 [2019-10-13 18:14:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2019-10-13 18:14:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 18:14:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 18:14:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-13 18:14:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-13 18:14:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2019-10-13 18:14:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2019-10-13 18:14:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute_2 [2019-10-13 18:14:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 18:14:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 18:14:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 18:14:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 18:14:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 18:14:34,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 18:14:34,826 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-13 18:14:34,827 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-13 18:14:34,827 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-13 18:14:34,827 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2019-10-13 18:14:34,828 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_create_user [2019-10-13 18:14:34,828 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_destroy_user [2019-10-13 18:14:34,828 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_request_settime [2019-10-13 18:14:34,829 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_watcher_register [2019-10-13 18:14:34,829 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_watcher_unregister [2019-10-13 18:14:34,829 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_validate_addr [2019-10-13 18:14:34,830 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2019-10-13 18:14:34,830 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2019-10-13 18:14:34,830 INFO L130 BoogieDeclarations]: Found specification of procedure extract_value [2019-10-13 18:14:34,830 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_msg_handler [2019-10-13 18:14:34,830 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_register_bmc [2019-10-13 18:14:34,831 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_bmc_gone [2019-10-13 18:14:34,831 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_send_message [2019-10-13 18:14:34,831 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_ver_check [2019-10-13 18:14:34,831 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_query_sensor_count [2019-10-13 18:14:34,831 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_query_sensor_name [2019-10-13 18:14:34,832 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_query_sensor_data [2019-10-13 18:14:34,832 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_reset_high_low_data [2019-10-13 18:14:34,832 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_update_device [2019-10-13 18:14:34,833 INFO L130 BoogieDeclarations]: Found specification of procedure get_bmc_data [2019-10-13 18:14:34,837 INFO L130 BoogieDeclarations]: Found specification of procedure show_name [2019-10-13 18:14:34,839 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_show_sensor [2019-10-13 18:14:34,839 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_reset_high_low [2019-10-13 18:14:34,840 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_sensor [2019-10-13 18:14:34,849 INFO L130 BoogieDeclarations]: Found specification of procedure is_temp_sensor [2019-10-13 18:14:34,849 INFO L130 BoogieDeclarations]: Found specification of procedure power_sensor_multiplier [2019-10-13 18:14:34,849 INFO L130 BoogieDeclarations]: Found specification of procedure create_sensor [2019-10-13 18:14:34,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 18:14:34,850 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_find_sensors [2019-10-13 18:14:34,850 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_bmc_delete [2019-10-13 18:14:34,850 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 18:14:34,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 18:14:34,850 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_init [2019-10-13 18:14:34,850 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_exit [2019-10-13 18:14:34,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 18:14:34,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 18:14:34,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2019-10-13 18:14:34,852 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 18:14:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 18:14:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 18:14:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 18:14:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 18:14:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 18:14:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 18:14:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 18:14:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 18:14:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 18:14:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 18:14:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 18:14:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 18:14:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 18:14:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 18:14:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 18:14:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 18:14:36,913 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 18:14:36,914 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 18:14:36,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:14:36 BoogieIcfgContainer [2019-10-13 18:14:36,916 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 18:14:36,917 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 18:14:36,917 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 18:14:36,922 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 18:14:36,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:14:33" (1/3) ... [2019-10-13 18:14:36,924 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f70dfd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:14:36, skipping insertion in model container [2019-10-13 18:14:36,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:14:34" (2/3) ... [2019-10-13 18:14:36,924 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f70dfd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:14:36, skipping insertion in model container [2019-10-13 18:14:36,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:14:36" (3/3) ... [2019-10-13 18:14:36,927 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-ibmpex-ko--130_7a--d631323.i [2019-10-13 18:14:36,940 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 18:14:36,955 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 18:14:36,971 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 18:14:37,021 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 18:14:37,021 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 18:14:37,022 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 18:14:37,022 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 18:14:37,022 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 18:14:37,022 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 18:14:37,022 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 18:14:37,023 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 18:14:37,076 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states. [2019-10-13 18:14:37,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-10-13 18:14:37,121 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 18:14:37,126 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-13 18:14:37,130 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 18:14:37,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 18:14:37,139 INFO L82 PathProgramCache]: Analyzing trace with hash -135061929, now seen corresponding path program 1 times [2019-10-13 18:14:37,148 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 18:14:37,148 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273778572] [2019-10-13 18:14:37,149 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:14:37,149 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:14:37,151 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 18:14:37,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:38,651 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2019-10-13 18:14:38,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:38,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:38,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:38,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:38,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:38,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:38,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:38,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:38,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:38,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:38,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:38,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:38,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:38,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:39,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:39,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:39,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:39,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:39,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:39,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:39,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:39,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:39,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:39,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:39,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:39,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:39,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:39,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:14:39,292 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-10-13 18:14:39,293 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273778572] [2019-10-13 18:14:39,294 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 18:14:39,294 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2019-10-13 18:14:39,295 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764777914] [2019-10-13 18:14:39,301 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-10-13 18:14:39,301 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 18:14:39,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-10-13 18:14:39,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2019-10-13 18:14:39,321 INFO L87 Difference]: Start difference. First operand 484 states. Second operand 19 states. [2019-10-13 18:14:39,733 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2019-10-13 18:14:41,934 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2019-10-13 18:14:42,475 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-10-13 18:14:43,595 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2019-10-13 18:14:47,481 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2019-10-13 18:14:48,111 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-10-13 18:14:49,758 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2019-10-13 18:14:51,128 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2019-10-13 18:14:51,582 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2019-10-13 18:14:51,977 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2019-10-13 18:14:52,426 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2019-10-13 18:14:52,851 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-10-13 18:14:54,417 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2019-10-13 18:14:56,134 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2019-10-13 18:15:01,220 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2019-10-13 18:15:03,098 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2019-10-13 18:15:04,784 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 219