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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-pyra.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 18:30:44,512 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 18:30:44,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 18:30:44,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 18:30:44,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 18:30:44,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 18:30:44,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 18:30:44,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 18:30:44,534 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 18:30:44,535 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 18:30:44,536 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 18:30:44,537 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 18:30:44,537 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 18:30:44,538 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 18:30:44,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 18:30:44,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 18:30:44,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 18:30:44,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 18:30:44,544 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 18:30:44,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 18:30:44,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 18:30:44,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 18:30:44,551 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 18:30:44,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 18:30:44,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 18:30:44,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 18:30:44,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 18:30:44,557 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 18:30:44,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 18:30:44,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 18:30:44,559 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 18:30:44,560 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 18:30:44,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 18:30:44,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 18:30:44,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 18:30:44,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 18:30:44,565 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 18:30:44,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 18:30:44,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 18:30:44,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 18:30:44,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 18:30:44,571 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 [2019-09-08 18:30:44,606 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 18:30:44,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 18:30:44,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 18:30:44,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 18:30:44,608 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 18:30:44,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 18:30:44,609 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 18:30:44,609 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 18:30:44,609 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 18:30:44,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 18:30:44,612 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 18:30:44,612 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 18:30:44,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 18:30:44,613 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 18:30:44,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 18:30:44,613 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 18:30:44,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 18:30:44,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 18:30:44,614 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 18:30:44,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 18:30:44,616 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 18:30:44,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 18:30:44,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 18:30:44,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 18:30:44,617 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 18:30:44,617 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 18:30:44,618 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 18:30:44,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 18:30:44,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 18:30:44,654 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 18:30:44,667 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 18:30:44,671 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 18:30:44,673 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 18:30:44,673 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 18:30:44,674 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-pyra.ko-entry_point.cil.out.i [2019-09-08 18:30:44,744 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b71e4ac38/410ec3e8882642c0ac13849a8bc06780/FLAG848a50043 [2019-09-08 18:30:45,609 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 18:30:45,610 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-pyra.ko-entry_point.cil.out.i [2019-09-08 18:30:45,654 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b71e4ac38/410ec3e8882642c0ac13849a8bc06780/FLAG848a50043 [2019-09-08 18:30:46,119 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b71e4ac38/410ec3e8882642c0ac13849a8bc06780 [2019-09-08 18:30:46,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 18:30:46,131 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 18:30:46,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 18:30:46,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 18:30:46,136 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 18:30:46,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:30:46" (1/1) ... [2019-09-08 18:30:46,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@613073af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:30:46, skipping insertion in model container [2019-09-08 18:30:46,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:30:46" (1/1) ... [2019-09-08 18:30:46,149 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 18:30:46,303 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 18:30:48,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 18:30:48,242 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 18:30:48,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 18:30:49,032 INFO L192 MainTranslator]: Completed translation [2019-09-08 18:30:49,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:30:49 WrapperNode [2019-09-08 18:30:49,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 18:30:49,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 18:30:49,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 18:30:49,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 18:30:49,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:30:49" (1/1) ... [2019-09-08 18:30:49,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:30:49" (1/1) ... [2019-09-08 18:30:49,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:30:49" (1/1) ... [2019-09-08 18:30:49,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:30:49" (1/1) ... [2019-09-08 18:30:49,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:30:49" (1/1) ... [2019-09-08 18:30:49,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:30:49" (1/1) ... [2019-09-08 18:30:49,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:30:49" (1/1) ... [2019-09-08 18:30:49,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 18:30:49,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 18:30:49,378 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 18:30:49,378 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 18:30:49,380 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:30:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 18:30:49,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 18:30:49,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 18:30:49,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-08 18:30:49,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 18:30:49,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-08 18:30:49,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-08 18:30:49,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-08 18:30:49,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-08 18:30:49,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-08 18:30:49,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-08 18:30:49,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-08 18:30:49,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-08 18:30:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-08 18:30:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-08 18:30:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-08 18:30:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-08 18:30:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-08 18:30:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_get_drvdata [2019-09-08 18:30:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_set_drvdata [2019-09-08 18:30:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_parse [2019-09-08 18:30:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_start [2019-09-08 18:30:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2019-09-08 18:30:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-08 18:30:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure profile_activated [2019-09-08 18:30:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_send_control [2019-09-08 18:30:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_get_profile_settings [2019-09-08 18:30:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_get_settings [2019-09-08 18:30:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_set_settings [2019-09-08 18:30:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read [2019-09-08 18:30:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_write [2019-09-08 18:30:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_write_control [2019-09-08 18:30:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_write_info [2019-09-08 18:30:49,450 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read_info [2019-09-08 18:30:49,450 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_write_profile_settings [2019-09-08 18:30:49,450 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read_profile_settings [2019-09-08 18:30:49,450 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_write_profile_buttons [2019-09-08 18:30:49,450 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read_profile_buttons [2019-09-08 18:30:49,450 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read_profilex_settings [2019-09-08 18:30:49,451 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read_profilex_buttons [2019-09-08 18:30:49,451 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_write_settings [2019-09-08 18:30:49,451 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read_settings [2019-09-08 18:30:49,451 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_show_actual_cpi [2019-09-08 18:30:49,451 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_show_actual_profile [2019-09-08 18:30:49,451 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_show_firmware_version [2019-09-08 18:30:49,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_init_pyra_device_struct [2019-09-08 18:30:49,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_init_specials [2019-09-08 18:30:49,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_remove_specials [2019-09-08 18:30:49,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_probe [2019-09-08 18:30:49,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_remove [2019-09-08 18:30:49,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_keep_values_up_to_date [2019-09-08 18:30:49,453 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_report_to_chrdev [2019-09-08 18:30:49,453 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_raw_event [2019-09-08 18:30:49,453 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_init [2019-09-08 18:30:49,453 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_exit [2019-09-08 18:30:49,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_17 [2019-09-08 18:30:49,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_18 [2019-09-08 18:30:49,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_6 [2019-09-08 18:30:49,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hid_driver_1 [2019-09-08 18:30:49,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_19 [2019-09-08 18:30:49,454 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 18:30:49,454 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-08 18:30:49,454 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-08 18:30:49,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2019-09-08 18:30:49,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2019-09-08 18:30:49,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2019-09-08 18:30:49,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2019-09-08 18:30:49,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-09-08 18:30:49,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2019-09-08 18:30:49,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2019-09-08 18:30:49,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2019-09-08 18:30:49,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2019-09-08 18:30:49,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2019-09-08 18:30:49,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-09-08 18:30:49,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2019-09-08 18:30:49,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2019-09-08 18:30:49,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2019-09-08 18:30:49,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_19 [2019-09-08 18:30:49,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_20 [2019-09-08 18:30:49,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_21 [2019-09-08 18:30:49,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_22 [2019-09-08 18:30:49,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-08 18:30:49,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-08 18:30:49,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-08 18:30:49,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-08 18:30:49,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-08 18:30:49,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-08 18:30:49,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-09-08 18:30:49,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-09-08 18:30:49,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-09-08 18:30:49,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-09-08 18:30:49,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-08 18:30:49,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-09-08 18:30:49,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-09-08 18:30:49,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-09-08 18:30:49,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-09-08 18:30:49,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-09-08 18:30:49,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-09-08 18:30:49,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-09-08 18:30:49,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-09-08 18:30:49,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-09-08 18:30:49,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-09-08 18:30:49,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-08 18:30:49,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-09-08 18:30:49,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-09-08 18:30:49,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-09-08 18:30:49,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-09-08 18:30:49,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-09-08 18:30:49,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-09-08 18:30:49,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-08 18:30:49,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-08 18:30:49,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-09-08 18:30:49,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-09-08 18:30:49,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-08 18:30:49,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-08 18:30:49,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-09-08 18:30:49,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-09-08 18:30:49,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-09-08 18:30:49,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-09-08 18:30:49,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-09-08 18:30:49,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_pyra_lock_of_pyra_device [2019-09-08 18:30:49,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_pyra_lock_of_pyra_device [2019-09-08 18:30:49,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_pyra_lock_of_pyra_device [2019-09-08 18:30:49,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_pyra_lock_of_pyra_device [2019-09-08 18:30:49,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_pyra_lock_of_pyra_device [2019-09-08 18:30:49,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_pyra_lock_of_pyra_device [2019-09-08 18:30:49,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_pyra_lock_of_pyra_device [2019-09-08 18:30:49,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_pyra_lock_of_pyra_device [2019-09-08 18:30:49,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_pyra_lock_of_pyra_device [2019-09-08 18:30:49,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_pyra_lock_of_pyra_device [2019-09-08 18:30:49,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_pyra_lock_of_pyra_device [2019-09-08 18:30:49,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-08 18:30:49,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2019-09-08 18:30:49,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __hid_register_driver [2019-09-08 18:30:49,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-08 18:30:49,466 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2019-09-08 18:30:49,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-08 18:30:49,466 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_connect [2019-09-08 18:30:49,466 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_disconnect [2019-09-08 18:30:49,466 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_open_report [2019-09-08 18:30:49,466 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_unregister_driver [2019-09-08 18:30:49,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-08 18:30:49,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_10 [2019-09-08 18:30:49,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_11 [2019-09-08 18:30:49,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_12 [2019-09-08 18:30:49,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_13 [2019-09-08 18:30:49,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_14 [2019-09-08 18:30:49,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_15 [2019-09-08 18:30:49,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_16 [2019-09-08 18:30:49,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_17 [2019-09-08 18:30:49,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_18 [2019-09-08 18:30:49,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_19 [2019-09-08 18:30:49,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_20 [2019-09-08 18:30:49,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_6 [2019-09-08 18:30:49,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_7 [2019-09-08 18:30:49,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_8 [2019-09-08 18:30:49,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_9 [2019-09-08 18:30:49,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_10 [2019-09-08 18:30:49,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_11 [2019-09-08 18:30:49,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_12 [2019-09-08 18:30:49,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_13 [2019-09-08 18:30:49,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_14 [2019-09-08 18:30:49,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_15 [2019-09-08 18:30:49,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_16 [2019-09-08 18:30:49,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_17 [2019-09-08 18:30:49,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_18 [2019-09-08 18:30:49,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_19 [2019-09-08 18:30:49,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_20 [2019-09-08 18:30:49,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2019-09-08 18:30:49,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2019-09-08 18:30:49,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_8 [2019-09-08 18:30:49,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_9 [2019-09-08 18:30:49,471 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-09-08 18:30:49,471 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-09-08 18:30:49,471 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-08 18:30:49,471 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_common2_receive [2019-09-08 18:30:49,472 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_common2_send [2019-09-08 18:30:49,472 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_common2_send_with_status [2019-09-08 18:30:49,472 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_connect [2019-09-08 18:30:49,472 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_disconnect [2019-09-08 18:30:49,472 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_report_event [2019-09-08 18:30:49,472 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-08 18:30:49,472 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 18:30:49,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-08 18:30:49,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-08 18:30:49,473 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 18:30:49,473 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-08 18:30:49,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-08 18:30:49,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-08 18:30:49,474 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-08 18:30:49,474 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-08 18:30:49,474 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-08 18:30:49,474 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-08 18:30:49,474 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-09-08 18:30:49,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2019-09-08 18:30:49,474 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-08 18:30:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2019-09-08 18:30:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-09-08 18:30:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2019-09-08 18:30:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2019-09-08 18:30:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-09-08 18:30:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2019-09-08 18:30:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2019-09-08 18:30:49,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_20 [2019-09-08 18:30:49,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_22 [2019-09-08 18:30:49,476 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 18:30:49,476 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-08 18:30:49,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 18:30:49,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-08 18:30:49,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 18:30:49,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-08 18:30:49,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-08 18:30:49,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 18:30:49,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-08 18:30:49,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-08 18:30:49,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-08 18:30:49,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-08 18:30:49,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-08 18:30:49,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-08 18:30:49,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-08 18:30:49,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-08 18:30:49,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-08 18:30:49,478 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-09-08 18:30:49,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2019-09-08 18:30:49,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2019-09-08 18:30:49,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2019-09-08 18:30:49,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2019-09-08 18:30:49,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2019-09-08 18:30:49,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2019-09-08 18:30:49,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_19 [2019-09-08 18:30:49,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_21 [2019-09-08 18:30:49,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-09-08 18:30:49,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-09-08 18:30:49,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-09-08 18:30:49,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-09-08 18:30:49,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-09-08 18:30:49,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-09-08 18:30:49,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-09-08 18:30:49,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_pyra_lock_of_pyra_device [2019-09-08 18:30:49,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_pyra_lock_of_pyra_device [2019-09-08 18:30:49,481 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 18:30:49,481 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-08 18:30:49,481 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-08 18:30:49,481 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-08 18:30:49,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_17 [2019-09-08 18:30:49,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_18 [2019-09-08 18:30:49,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_6 [2019-09-08 18:30:49,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hid_driver_1 [2019-09-08 18:30:49,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_19 [2019-09-08 18:30:49,482 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2019-09-08 18:30:49,482 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2019-09-08 18:30:49,482 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-08 18:30:49,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 18:30:49,483 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-08 18:30:49,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 18:30:49,483 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-08 18:30:49,483 INFO L130 BoogieDeclarations]: Found specification of procedure hid_get_drvdata [2019-09-08 18:30:49,483 INFO L130 BoogieDeclarations]: Found specification of procedure hid_set_drvdata [2019-09-08 18:30:49,483 INFO L130 BoogieDeclarations]: Found specification of procedure __hid_register_driver [2019-09-08 18:30:49,483 INFO L130 BoogieDeclarations]: Found specification of procedure hid_unregister_driver [2019-09-08 18:30:49,483 INFO L130 BoogieDeclarations]: Found specification of procedure hid_open_report [2019-09-08 18:30:49,484 INFO L130 BoogieDeclarations]: Found specification of procedure hid_connect [2019-09-08 18:30:49,484 INFO L130 BoogieDeclarations]: Found specification of procedure hid_disconnect [2019-09-08 18:30:49,484 INFO L130 BoogieDeclarations]: Found specification of procedure hid_parse [2019-09-08 18:30:49,484 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_start [2019-09-08 18:30:49,484 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-08 18:30:49,484 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 18:30:49,484 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2019-09-08 18:30:49,485 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_connect [2019-09-08 18:30:49,485 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_disconnect [2019-09-08 18:30:49,485 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_report_event [2019-09-08 18:30:49,487 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-08 18:30:49,487 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_common2_receive [2019-09-08 18:30:49,487 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_common2_send [2019-09-08 18:30:49,488 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_common2_send_with_status [2019-09-08 18:30:49,488 INFO L130 BoogieDeclarations]: Found specification of procedure profile_activated [2019-09-08 18:30:49,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 18:30:49,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 18:30:49,488 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_send_control [2019-09-08 18:30:49,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 18:30:49,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 18:30:49,489 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_get_profile_settings [2019-09-08 18:30:49,489 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_get_settings [2019-09-08 18:30:49,489 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_set_settings [2019-09-08 18:30:49,489 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read [2019-09-08 18:30:49,489 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_write [2019-09-08 18:30:49,489 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_write_control [2019-09-08 18:30:49,490 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_write_info [2019-09-08 18:30:49,490 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read_info [2019-09-08 18:30:49,490 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_write_profile_settings [2019-09-08 18:30:49,490 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read_profile_settings [2019-09-08 18:30:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_write_profile_buttons [2019-09-08 18:30:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read_profile_buttons [2019-09-08 18:30:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read_profilex_settings [2019-09-08 18:30:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read_profilex_buttons [2019-09-08 18:30:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_write_settings [2019-09-08 18:30:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read_settings [2019-09-08 18:30:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_show_actual_cpi [2019-09-08 18:30:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_show_actual_profile [2019-09-08 18:30:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_show_firmware_version [2019-09-08 18:30:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_init_pyra_device_struct [2019-09-08 18:30:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_init_specials [2019-09-08 18:30:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_remove_specials [2019-09-08 18:30:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_probe [2019-09-08 18:30:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_remove [2019-09-08 18:30:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_keep_values_up_to_date [2019-09-08 18:30:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_report_to_chrdev [2019-09-08 18:30:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_raw_event [2019-09-08 18:30:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_init [2019-09-08 18:30:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_exit [2019-09-08 18:30:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_16 [2019-09-08 18:30:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_14 [2019-09-08 18:30:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_20 [2019-09-08 18:30:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_11 [2019-09-08 18:30:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_9 [2019-09-08 18:30:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_11 [2019-09-08 18:30:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_12 [2019-09-08 18:30:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_19 [2019-09-08 18:30:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_10 [2019-09-08 18:30:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_20 [2019-09-08 18:30:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_13 [2019-09-08 18:30:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_8 [2019-09-08 18:30:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_14 [2019-09-08 18:30:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-08 18:30:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_7 [2019-09-08 18:30:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_18 [2019-09-08 18:30:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2019-09-08 18:30:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_19 [2019-09-08 18:30:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_8 [2019-09-08 18:30:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_16 [2019-09-08 18:30:49,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-08 18:30:49,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_18 [2019-09-08 18:30:49,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_10 [2019-09-08 18:30:49,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_13 [2019-09-08 18:30:49,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2019-09-08 18:30:49,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_17 [2019-09-08 18:30:49,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_15 [2019-09-08 18:30:49,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_17 [2019-09-08 18:30:49,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_9 [2019-09-08 18:30:49,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_12 [2019-09-08 18:30:49,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_15 [2019-09-08 18:30:49,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_6 [2019-09-08 18:30:49,499 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 18:30:49,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-08 18:30:49,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-08 18:30:49,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-08 18:30:49,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-08 18:30:49,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-09-08 18:30:49,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-09-08 18:30:49,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-09-08 18:30:49,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-08 18:30:49,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-09-08 18:30:49,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-09-08 18:30:49,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-09-08 18:30:49,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-09-08 18:30:49,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-09-08 18:30:49,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-09-08 18:30:49,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-09-08 18:30:49,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-09-08 18:30:49,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-08 18:30:49,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-09-08 18:30:49,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-09-08 18:30:49,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-09-08 18:30:49,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-09-08 18:30:49,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-09-08 18:30:49,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-08 18:30:49,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-08 18:30:49,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-08 18:30:49,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-08 18:30:49,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-09-08 18:30:49,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-09-08 18:30:49,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-09-08 18:30:49,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-09-08 18:30:49,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_pyra_lock_of_pyra_device [2019-09-08 18:30:49,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_pyra_lock_of_pyra_device [2019-09-08 18:30:49,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_pyra_lock_of_pyra_device [2019-09-08 18:30:49,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_pyra_lock_of_pyra_device [2019-09-08 18:30:49,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_pyra_lock_of_pyra_device [2019-09-08 18:30:49,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_pyra_lock_of_pyra_device [2019-09-08 18:30:49,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_pyra_lock_of_pyra_device [2019-09-08 18:30:49,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_pyra_lock_of_pyra_device [2019-09-08 18:30:49,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_pyra_lock_of_pyra_device [2019-09-08 18:30:49,504 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-08 18:30:49,505 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 18:30:49,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 18:30:49,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 18:30:49,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 18:30:49,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 18:30:50,388 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-08 18:30:54,293 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 18:30:54,294 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-08 18:30:54,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:30:54 BoogieIcfgContainer [2019-09-08 18:30:54,297 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 18:30:54,298 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 18:30:54,298 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 18:30:54,301 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 18:30:54,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 06:30:46" (1/3) ... [2019-09-08 18:30:54,302 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e730fad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 06:30:54, skipping insertion in model container [2019-09-08 18:30:54,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:30:49" (2/3) ... [2019-09-08 18:30:54,303 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e730fad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 06:30:54, skipping insertion in model container [2019-09-08 18:30:54,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:30:54" (3/3) ... [2019-09-08 18:30:54,305 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-pyra.ko-entry_point.cil.out.i [2019-09-08 18:30:54,316 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 18:30:54,326 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 18:30:54,343 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 18:30:54,383 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 18:30:54,383 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 18:30:54,384 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 18:30:54,384 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 18:30:54,384 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 18:30:54,384 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 18:30:54,384 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 18:30:54,384 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 18:30:54,384 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 18:30:54,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states. [2019-09-08 18:30:54,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1026 [2019-09-08 18:30:54,509 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:30:54,511 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:30:54,514 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:30:54,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:30:54,521 INFO L82 PathProgramCache]: Analyzing trace with hash -1749675944, now seen corresponding path program 1 times [2019-09-08 18:30:54,523 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:30:54,523 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:30:54,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:30:54,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:30:54,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:30:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:30:57,608 INFO L134 CoverageAnalysis]: Checked inductivity of 18989 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18989 trivial. 0 not checked. [2019-09-08 18:30:57,610 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:30:57,610 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:30:57,616 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:30:57,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:30:57,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:30:57,632 INFO L87 Difference]: Start difference. First operand 1448 states. Second operand 3 states. [2019-09-08 18:30:58,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:30:58,170 INFO L93 Difference]: Finished difference Result 3107 states and 4241 transitions. [2019-09-08 18:30:58,171 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:30:58,172 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1025 [2019-09-08 18:30:58,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:30:58,207 INFO L225 Difference]: With dead ends: 3107 [2019-09-08 18:30:58,208 INFO L226 Difference]: Without dead ends: 1986 [2019-09-08 18:30:58,220 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:30:58,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1986 states. [2019-09-08 18:30:58,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1986 to 1982. [2019-09-08 18:30:58,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1982 states. [2019-09-08 18:30:58,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1982 states and 2619 transitions. [2019-09-08 18:30:58,431 INFO L78 Accepts]: Start accepts. Automaton has 1982 states and 2619 transitions. Word has length 1025 [2019-09-08 18:30:58,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:30:58,435 INFO L475 AbstractCegarLoop]: Abstraction has 1982 states and 2619 transitions. [2019-09-08 18:30:58,435 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:30:58,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 2619 transitions. [2019-09-08 18:30:58,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1038 [2019-09-08 18:30:58,499 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:30:58,500 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 39, 39, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:30:58,500 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:30:58,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:30:58,501 INFO L82 PathProgramCache]: Analyzing trace with hash -1875207136, now seen corresponding path program 1 times [2019-09-08 18:30:58,501 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:30:58,501 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:30:58,507 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:30:58,507 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:30:58,507 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:30:58,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:31:00,117 INFO L134 CoverageAnalysis]: Checked inductivity of 18992 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18992 trivial. 0 not checked. [2019-09-08 18:31:00,118 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:31:00,118 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:31:00,122 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:31:00,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:31:00,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:31:00,122 INFO L87 Difference]: Start difference. First operand 1982 states and 2619 transitions. Second operand 3 states. [2019-09-08 18:31:00,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:31:00,356 INFO L93 Difference]: Finished difference Result 5452 states and 7150 transitions. [2019-09-08 18:31:00,357 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:31:00,357 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1037 [2019-09-08 18:31:00,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:31:00,383 INFO L225 Difference]: With dead ends: 5452 [2019-09-08 18:31:00,383 INFO L226 Difference]: Without dead ends: 3678 [2019-09-08 18:31:00,395 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:31:00,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3678 states. [2019-09-08 18:31:00,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3678 to 3652. [2019-09-08 18:31:00,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3652 states. [2019-09-08 18:31:00,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 3652 states and 4804 transitions. [2019-09-08 18:31:00,568 INFO L78 Accepts]: Start accepts. Automaton has 3652 states and 4804 transitions. Word has length 1037 [2019-09-08 18:31:00,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:31:00,570 INFO L475 AbstractCegarLoop]: Abstraction has 3652 states and 4804 transitions. [2019-09-08 18:31:00,570 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:31:00,570 INFO L276 IsEmpty]: Start isEmpty. Operand 3652 states and 4804 transitions. [2019-09-08 18:31:00,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1036 [2019-09-08 18:31:00,583 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:31:00,584 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 39, 39, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:31:00,584 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:31:00,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:31:00,585 INFO L82 PathProgramCache]: Analyzing trace with hash -342920649, now seen corresponding path program 1 times [2019-09-08 18:31:00,585 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:31:00,585 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:31:00,589 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:31:00,590 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:31:00,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:31:00,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:31:02,368 INFO L134 CoverageAnalysis]: Checked inductivity of 18992 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18992 trivial. 0 not checked. [2019-09-08 18:31:02,369 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:31:02,369 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:31:02,370 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:31:02,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:31:02,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:31:02,371 INFO L87 Difference]: Start difference. First operand 3652 states and 4804 transitions. Second operand 3 states. [2019-09-08 18:31:02,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:31:02,679 INFO L93 Difference]: Finished difference Result 10410 states and 13633 transitions. [2019-09-08 18:31:02,680 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:31:02,680 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1035 [2019-09-08 18:31:02,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:31:02,726 INFO L225 Difference]: With dead ends: 10410 [2019-09-08 18:31:02,726 INFO L226 Difference]: Without dead ends: 6966 [2019-09-08 18:31:02,740 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:31:02,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6966 states. [2019-09-08 18:31:03,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6966 to 6899. [2019-09-08 18:31:03,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6899 states. [2019-09-08 18:31:03,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6899 states to 6899 states and 9053 transitions. [2019-09-08 18:31:03,089 INFO L78 Accepts]: Start accepts. Automaton has 6899 states and 9053 transitions. Word has length 1035 [2019-09-08 18:31:03,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:31:03,091 INFO L475 AbstractCegarLoop]: Abstraction has 6899 states and 9053 transitions. [2019-09-08 18:31:03,091 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:31:03,091 INFO L276 IsEmpty]: Start isEmpty. Operand 6899 states and 9053 transitions. [2019-09-08 18:31:03,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1041 [2019-09-08 18:31:03,108 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:31:03,109 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 39, 39, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:31:03,110 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:31:03,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:31:03,111 INFO L82 PathProgramCache]: Analyzing trace with hash 117441138, now seen corresponding path program 1 times [2019-09-08 18:31:03,111 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:31:03,111 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:31:03,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:31:03,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:31:03,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:31:03,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:31:05,326 INFO L134 CoverageAnalysis]: Checked inductivity of 18992 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18992 trivial. 0 not checked. [2019-09-08 18:31:05,326 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:31:05,326 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:31:05,327 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:31:05,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:31:05,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:31:05,328 INFO L87 Difference]: Start difference. First operand 6899 states and 9053 transitions. Second operand 3 states. [2019-09-08 18:31:05,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:31:05,863 INFO L93 Difference]: Finished difference Result 19953 states and 26133 transitions. [2019-09-08 18:31:05,864 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:31:05,864 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1040 [2019-09-08 18:31:05,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:31:05,970 INFO L225 Difference]: With dead ends: 19953 [2019-09-08 18:31:05,970 INFO L226 Difference]: Without dead ends: 13262 [2019-09-08 18:31:06,003 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:31:06,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13262 states. [2019-09-08 18:31:06,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13262 to 13193. [2019-09-08 18:31:06,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13193 states. [2019-09-08 18:31:06,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13193 states to 13193 states and 17298 transitions. [2019-09-08 18:31:06,715 INFO L78 Accepts]: Start accepts. Automaton has 13193 states and 17298 transitions. Word has length 1040 [2019-09-08 18:31:06,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:31:06,718 INFO L475 AbstractCegarLoop]: Abstraction has 13193 states and 17298 transitions. [2019-09-08 18:31:06,718 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:31:06,718 INFO L276 IsEmpty]: Start isEmpty. Operand 13193 states and 17298 transitions. [2019-09-08 18:31:06,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1050 [2019-09-08 18:31:06,736 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:31:06,737 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 39, 39, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:31:06,738 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:31:06,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:31:06,739 INFO L82 PathProgramCache]: Analyzing trace with hash -222168479, now seen corresponding path program 1 times [2019-09-08 18:31:06,739 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:31:06,739 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:31:06,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:31:06,747 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:31:06,747 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:31:07,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:31:08,536 INFO L134 CoverageAnalysis]: Checked inductivity of 18992 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18992 trivial. 0 not checked. [2019-09-08 18:31:08,536 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:31:08,537 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:31:08,538 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:31:08,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:31:08,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:31:08,539 INFO L87 Difference]: Start difference. First operand 13193 states and 17298 transitions. Second operand 3 states. [2019-09-08 18:31:09,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:31:09,374 INFO L93 Difference]: Finished difference Result 38984 states and 51042 transitions. [2019-09-08 18:31:09,374 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:31:09,374 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1049 [2019-09-08 18:31:09,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:31:09,529 INFO L225 Difference]: With dead ends: 38984 [2019-09-08 18:31:09,530 INFO L226 Difference]: Without dead ends: 25999 [2019-09-08 18:31:09,598 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:31:09,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25999 states. [2019-09-08 18:31:10,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25999 to 25944. [2019-09-08 18:31:10,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25944 states. [2019-09-08 18:31:10,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25944 states to 25944 states and 33971 transitions. [2019-09-08 18:31:10,934 INFO L78 Accepts]: Start accepts. Automaton has 25944 states and 33971 transitions. Word has length 1049 [2019-09-08 18:31:10,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:31:10,936 INFO L475 AbstractCegarLoop]: Abstraction has 25944 states and 33971 transitions. [2019-09-08 18:31:10,936 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:31:10,936 INFO L276 IsEmpty]: Start isEmpty. Operand 25944 states and 33971 transitions. [2019-09-08 18:31:10,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1043 [2019-09-08 18:31:10,950 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:31:10,951 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 39, 39, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:31:10,951 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:31:10,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:31:10,952 INFO L82 PathProgramCache]: Analyzing trace with hash 1136750147, now seen corresponding path program 1 times [2019-09-08 18:31:10,952 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:31:10,952 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:31:10,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:31:10,957 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:31:10,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:31:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:31:12,635 INFO L134 CoverageAnalysis]: Checked inductivity of 18992 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18992 trivial. 0 not checked. [2019-09-08 18:31:12,635 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:31:12,635 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:31:12,637 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:31:12,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:31:12,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:31:12,637 INFO L87 Difference]: Start difference. First operand 25944 states and 33971 transitions. Second operand 3 states. [2019-09-08 18:31:13,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:31:13,843 INFO L93 Difference]: Finished difference Result 76765 states and 100431 transitions. [2019-09-08 18:31:13,844 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:31:13,844 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1042 [2019-09-08 18:31:13,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:31:14,087 INFO L225 Difference]: With dead ends: 76765 [2019-09-08 18:31:14,088 INFO L226 Difference]: Without dead ends: 51029 [2019-09-08 18:31:14,186 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:31:14,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51029 states. [2019-09-08 18:31:17,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51029 to 50856. [2019-09-08 18:31:17,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50856 states. [2019-09-08 18:31:17,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50856 states to 50856 states and 66547 transitions. [2019-09-08 18:31:17,531 INFO L78 Accepts]: Start accepts. Automaton has 50856 states and 66547 transitions. Word has length 1042 [2019-09-08 18:31:17,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:31:17,533 INFO L475 AbstractCegarLoop]: Abstraction has 50856 states and 66547 transitions. [2019-09-08 18:31:17,533 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:31:17,534 INFO L276 IsEmpty]: Start isEmpty. Operand 50856 states and 66547 transitions. [2019-09-08 18:31:17,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1044 [2019-09-08 18:31:17,548 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:31:17,549 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 39, 39, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:31:17,549 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:31:17,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:31:17,550 INFO L82 PathProgramCache]: Analyzing trace with hash -1598625201, now seen corresponding path program 1 times [2019-09-08 18:31:17,550 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:31:17,550 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:31:17,556 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:31:17,556 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:31:17,556 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:31:17,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:31:19,004 INFO L134 CoverageAnalysis]: Checked inductivity of 18992 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18992 trivial. 0 not checked. [2019-09-08 18:31:19,004 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:31:19,005 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:31:19,006 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:31:19,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:31:19,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:31:19,007 INFO L87 Difference]: Start difference. First operand 50856 states and 66547 transitions. Second operand 3 states. [2019-09-08 18:31:20,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:31:20,874 INFO L93 Difference]: Finished difference Result 147469 states and 192799 transitions. [2019-09-08 18:31:20,875 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:31:20,875 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1043 [2019-09-08 18:31:20,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:31:21,439 INFO L225 Difference]: With dead ends: 147469 [2019-09-08 18:31:21,439 INFO L226 Difference]: Without dead ends: 96821 [2019-09-08 18:31:21,587 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:31:21,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96821 states. [2019-09-08 18:31:26,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96821 to 96648. [2019-09-08 18:31:26,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96648 states. [2019-09-08 18:31:26,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96648 states to 96648 states and 126307 transitions. [2019-09-08 18:31:26,915 INFO L78 Accepts]: Start accepts. Automaton has 96648 states and 126307 transitions. Word has length 1043 [2019-09-08 18:31:26,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:31:26,917 INFO L475 AbstractCegarLoop]: Abstraction has 96648 states and 126307 transitions. [2019-09-08 18:31:26,918 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:31:26,918 INFO L276 IsEmpty]: Start isEmpty. Operand 96648 states and 126307 transitions. [2019-09-08 18:31:26,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1049 [2019-09-08 18:31:26,931 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:31:26,932 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 39, 39, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:31:26,932 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:31:26,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:31:26,933 INFO L82 PathProgramCache]: Analyzing trace with hash -2021306766, now seen corresponding path program 1 times [2019-09-08 18:31:26,933 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:31:26,933 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:31:26,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:31:26,937 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:31:26,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:31:27,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:31:28,623 INFO L134 CoverageAnalysis]: Checked inductivity of 18995 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18995 trivial. 0 not checked. [2019-09-08 18:31:28,624 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:31:28,624 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:31:28,626 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:31:28,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:31:28,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:31:28,627 INFO L87 Difference]: Start difference. First operand 96648 states and 126307 transitions. Second operand 3 states. [2019-09-08 18:31:30,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:31:30,812 INFO L93 Difference]: Finished difference Result 286967 states and 374857 transitions. [2019-09-08 18:31:30,813 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:31:30,813 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1048 [2019-09-08 18:31:30,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:31:31,568 INFO L225 Difference]: With dead ends: 286967 [2019-09-08 18:31:31,568 INFO L226 Difference]: Without dead ends: 190527 [2019-09-08 18:31:31,856 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:31:35,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190527 states. [2019-09-08 18:31:40,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190527 to 190280. [2019-09-08 18:31:40,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190280 states. [2019-09-08 18:31:40,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190280 states to 190280 states and 248451 transitions. [2019-09-08 18:31:40,745 INFO L78 Accepts]: Start accepts. Automaton has 190280 states and 248451 transitions. Word has length 1048 [2019-09-08 18:31:40,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:31:40,747 INFO L475 AbstractCegarLoop]: Abstraction has 190280 states and 248451 transitions. [2019-09-08 18:31:40,747 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:31:40,747 INFO L276 IsEmpty]: Start isEmpty. Operand 190280 states and 248451 transitions. [2019-09-08 18:31:40,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1056 [2019-09-08 18:31:40,760 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:31:40,761 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 39, 39, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:31:40,762 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:31:40,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:31:40,762 INFO L82 PathProgramCache]: Analyzing trace with hash 1032969056, now seen corresponding path program 1 times [2019-09-08 18:31:40,762 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:31:40,763 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:31:40,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:31:40,768 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:31:40,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:31:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:31:42,901 INFO L134 CoverageAnalysis]: Checked inductivity of 18992 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18992 trivial. 0 not checked. [2019-09-08 18:31:42,902 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:31:42,902 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:31:42,903 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:31:42,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:31:42,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:31:42,904 INFO L87 Difference]: Start difference. First operand 190280 states and 248451 transitions. Second operand 3 states. [2019-09-08 18:31:51,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:31:51,904 INFO L93 Difference]: Finished difference Result 561505 states and 733241 transitions. [2019-09-08 18:31:51,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:31:51,905 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1055 [2019-09-08 18:31:51,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:31:52,924 INFO L225 Difference]: With dead ends: 561505 [2019-09-08 18:31:52,924 INFO L226 Difference]: Without dead ends: 371433 [2019-09-08 18:31:53,178 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:31:53,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371433 states. [2019-09-08 18:32:05,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371433 to 371392. [2019-09-08 18:32:05,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 371392 states. [2019-09-08 18:32:06,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371392 states to 371392 states and 484793 transitions. [2019-09-08 18:32:06,493 INFO L78 Accepts]: Start accepts. Automaton has 371392 states and 484793 transitions. Word has length 1055 [2019-09-08 18:32:06,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:32:06,496 INFO L475 AbstractCegarLoop]: Abstraction has 371392 states and 484793 transitions. [2019-09-08 18:32:06,496 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:32:06,497 INFO L276 IsEmpty]: Start isEmpty. Operand 371392 states and 484793 transitions. [2019-09-08 18:32:06,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1050 [2019-09-08 18:32:06,510 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:32:06,510 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 39, 39, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:32:06,511 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:32:06,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:32:06,512 INFO L82 PathProgramCache]: Analyzing trace with hash 1959306973, now seen corresponding path program 1 times [2019-09-08 18:32:06,512 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:32:06,512 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:32:06,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:32:06,518 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:32:06,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:32:06,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:32:13,938 INFO L134 CoverageAnalysis]: Checked inductivity of 18995 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18995 trivial. 0 not checked. [2019-09-08 18:32:13,939 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:32:13,939 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:32:13,940 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:32:13,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:32:13,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:32:13,941 INFO L87 Difference]: Start difference. First operand 371392 states and 484793 transitions. Second operand 3 states. [2019-09-08 18:32:25,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:32:25,374 INFO L93 Difference]: Finished difference Result 1103503 states and 1439933 transitions. [2019-09-08 18:32:25,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:32:25,375 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1049 [2019-09-08 18:32:25,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:32:36,523 INFO L225 Difference]: With dead ends: 1103503 [2019-09-08 18:32:36,523 INFO L226 Difference]: Without dead ends: 732327 [2019-09-08 18:32:36,974 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:32:37,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732327 states. [2019-09-08 18:33:08,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732327 to 732096. [2019-09-08 18:33:08,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 732096 states. [2019-09-08 18:33:19,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732096 states to 732096 states and 954681 transitions. [2019-09-08 18:33:19,947 INFO L78 Accepts]: Start accepts. Automaton has 732096 states and 954681 transitions. Word has length 1049 [2019-09-08 18:33:19,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:33:19,949 INFO L475 AbstractCegarLoop]: Abstraction has 732096 states and 954681 transitions. [2019-09-08 18:33:19,949 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:33:19,949 INFO L276 IsEmpty]: Start isEmpty. Operand 732096 states and 954681 transitions. [2019-09-08 18:33:19,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1049 [2019-09-08 18:33:19,961 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:33:19,962 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 39, 39, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:33:19,963 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:33:19,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:33:19,963 INFO L82 PathProgramCache]: Analyzing trace with hash -606461941, now seen corresponding path program 1 times [2019-09-08 18:33:19,964 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:33:19,964 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:33:19,969 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:33:19,969 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:33:19,969 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:33:21,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:33:29,785 INFO L134 CoverageAnalysis]: Checked inductivity of 18992 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18992 trivial. 0 not checked. [2019-09-08 18:33:29,786 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:33:29,786 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:33:29,787 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:33:29,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:33:29,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:33:29,787 INFO L87 Difference]: Start difference. First operand 732096 states and 954681 transitions. Second operand 3 states. [2019-09-08 18:34:17,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:34:17,618 INFO L93 Difference]: Finished difference Result 2166789 states and 2826083 transitions. [2019-09-08 18:34:17,619 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:34:17,619 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1048 [2019-09-08 18:34:17,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:34:22,951 INFO L225 Difference]: With dead ends: 2166789 [2019-09-08 18:34:22,951 INFO L226 Difference]: Without dead ends: 1434909 [2019-09-08 18:34:25,139 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:34:26,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1434909 states.