java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-kovaplus.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 12:16:04,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 12:16:04,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 12:16:04,625 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 12:16:04,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 12:16:04,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 12:16:04,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 12:16:04,630 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 12:16:04,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 12:16:04,632 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 12:16:04,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 12:16:04,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 12:16:04,635 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 12:16:04,636 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 12:16:04,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 12:16:04,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 12:16:04,639 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 12:16:04,640 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 12:16:04,642 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 12:16:04,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 12:16:04,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 12:16:04,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 12:16:04,648 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 12:16:04,648 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 12:16:04,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 12:16:04,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 12:16:04,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 12:16:04,653 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 12:16:04,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 12:16:04,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 12:16:04,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 12:16:04,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 12:16:04,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 12:16:04,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 12:16:04,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 12:16:04,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 12:16:04,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 12:16:04,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 12:16:04,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 12:16:04,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 12:16:04,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 12:16:04,662 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-10 12:16:04,676 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 12:16:04,677 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 12:16:04,677 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 12:16:04,677 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 12:16:04,678 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 12:16:04,678 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 12:16:04,678 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 12:16:04,678 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 12:16:04,679 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 12:16:04,679 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 12:16:04,679 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 12:16:04,680 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 12:16:04,680 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 12:16:04,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 12:16:04,680 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 12:16:04,681 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 12:16:04,681 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 12:16:04,681 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 12:16:04,681 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 12:16:04,681 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 12:16:04,682 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 12:16:04,682 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 12:16:04,682 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 12:16:04,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 12:16:04,683 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 12:16:04,683 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 12:16:04,683 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 12:16:04,683 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 12:16:04,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 12:16:04,684 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 12:16:04,712 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 12:16:04,725 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 12:16:04,729 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 12:16:04,731 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 12:16:04,731 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 12:16:04,732 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-kovaplus.ko-entry_point.cil.out.i [2019-09-10 12:16:04,812 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39e968ba7/9002f578af4b4a05a0b9c2181a8126d2/FLAGbabab3faa [2019-09-10 12:16:05,652 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 12:16:05,652 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-kovaplus.ko-entry_point.cil.out.i [2019-09-10 12:16:05,701 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39e968ba7/9002f578af4b4a05a0b9c2181a8126d2/FLAGbabab3faa [2019-09-10 12:16:06,153 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39e968ba7/9002f578af4b4a05a0b9c2181a8126d2 [2019-09-10 12:16:06,164 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 12:16:06,166 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 12:16:06,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 12:16:06,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 12:16:06,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 12:16:06,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 12:16:06" (1/1) ... [2019-09-10 12:16:06,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@640c6313 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:16:06, skipping insertion in model container [2019-09-10 12:16:06,179 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 12:16:06" (1/1) ... [2019-09-10 12:16:06,187 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 12:16:06,323 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 12:16:08,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 12:16:08,262 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 12:16:08,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 12:16:09,021 INFO L192 MainTranslator]: Completed translation [2019-09-10 12:16:09,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:16:09 WrapperNode [2019-09-10 12:16:09,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 12:16:09,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 12:16:09,023 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 12:16:09,023 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 12:16:09,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:16:09" (1/1) ... [2019-09-10 12:16:09,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:16:09" (1/1) ... [2019-09-10 12:16:09,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:16:09" (1/1) ... [2019-09-10 12:16:09,119 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:16:09" (1/1) ... [2019-09-10 12:16:09,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:16:09" (1/1) ... [2019-09-10 12:16:09,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:16:09" (1/1) ... [2019-09-10 12:16:09,318 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:16:09" (1/1) ... [2019-09-10 12:16:09,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 12:16:09,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 12:16:09,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 12:16:09,350 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 12:16:09,351 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:16:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 12:16:09,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 12:16:09,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 12:16:09,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-10 12:16:09,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 12:16:09,421 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2019-09-10 12:16:09,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-10 12:16:09,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-10 12:16:09,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-10 12:16:09,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-10 12:16:09,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-10 12:16:09,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-10 12:16:09,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-10 12:16:09,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-10 12:16:09,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-10 12:16:09,423 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-10 12:16:09,423 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-10 12:16:09,423 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-10 12:16:09,424 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-10 12:16:09,424 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_get_drvdata [2019-09-10 12:16:09,424 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_set_drvdata [2019-09-10 12:16:09,424 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_parse [2019-09-10 12:16:09,424 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_start [2019-09-10 12:16:09,425 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2019-09-10 12:16:09,425 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-10 12:16:09,425 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_convert_event_cpi [2019-09-10 12:16:09,425 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_profile_activated [2019-09-10 12:16:09,425 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_send_control [2019-09-10 12:16:09,425 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_select_profile [2019-09-10 12:16:09,426 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_get_profile_settings [2019-09-10 12:16:09,426 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_get_profile_buttons [2019-09-10 12:16:09,426 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_get_actual_profile [2019-09-10 12:16:09,426 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_set_actual_profile [2019-09-10 12:16:09,426 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_read [2019-09-10 12:16:09,426 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_write [2019-09-10 12:16:09,426 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_write_control [2019-09-10 12:16:09,427 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_write_info [2019-09-10 12:16:09,427 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_read_info [2019-09-10 12:16:09,427 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_write_profile_settings [2019-09-10 12:16:09,427 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_read_profile_settings [2019-09-10 12:16:09,427 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_write_profile_buttons [2019-09-10 12:16:09,427 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_read_profile_buttons [2019-09-10 12:16:09,427 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_read_profilex_settings [2019-09-10 12:16:09,428 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_read_profilex_buttons [2019-09-10 12:16:09,428 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_show_actual_profile [2019-09-10 12:16:09,428 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_set_actual_profile [2019-09-10 12:16:09,428 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_show_actual_cpi [2019-09-10 12:16:09,428 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_show_actual_sensitivity_x [2019-09-10 12:16:09,428 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_show_actual_sensitivity_y [2019-09-10 12:16:09,429 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_show_firmware_version [2019-09-10 12:16:09,429 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_init_kovaplus_device_struct [2019-09-10 12:16:09,429 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_init_specials [2019-09-10 12:16:09,429 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_remove_specials [2019-09-10 12:16:09,429 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_probe [2019-09-10 12:16:09,429 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_remove [2019-09-10 12:16:09,429 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_keep_values_up_to_date [2019-09-10 12:16:09,430 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_report_to_chrdev [2019-09-10 12:16:09,430 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_raw_event [2019-09-10 12:16:09,430 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_init [2019-09-10 12:16:09,430 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_exit [2019-09-10 12:16:09,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_17 [2019-09-10 12:16:09,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_18 [2019-09-10 12:16:09,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hid_driver_1 [2019-09-10 12:16:09,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_6 [2019-09-10 12:16:09,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_19 [2019-09-10 12:16:09,431 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 12:16:09,431 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-10 12:16:09,431 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-10 12:16:09,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2019-09-10 12:16:09,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2019-09-10 12:16:09,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2019-09-10 12:16:09,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2019-09-10 12:16:09,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-09-10 12:16:09,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2019-09-10 12:16:09,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2019-09-10 12:16:09,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2019-09-10 12:16:09,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2019-09-10 12:16:09,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2019-09-10 12:16:09,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-09-10 12:16:09,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2019-09-10 12:16:09,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2019-09-10 12:16:09,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2019-09-10 12:16:09,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_19 [2019-09-10 12:16:09,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_20 [2019-09-10 12:16:09,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-10 12:16:09,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-10 12:16:09,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-10 12:16:09,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-10 12:16:09,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-10 12:16:09,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-10 12:16:09,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-09-10 12:16:09,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-09-10 12:16:09,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-09-10 12:16:09,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-09-10 12:16:09,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-10 12:16:09,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-09-10 12:16:09,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-09-10 12:16:09,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-09-10 12:16:09,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-09-10 12:16:09,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-09-10 12:16:09,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-09-10 12:16:09,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-09-10 12:16:09,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-09-10 12:16:09,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-09-10 12:16:09,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-09-10 12:16:09,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-10 12:16:09,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-09-10 12:16:09,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-09-10 12:16:09,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-09-10 12:16:09,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-09-10 12:16:09,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-09-10 12:16:09,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-09-10 12:16:09,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-10 12:16:09,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-10 12:16:09,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-09-10 12:16:09,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-09-10 12:16:09,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-10 12:16:09,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-10 12:16:09,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-09-10 12:16:09,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-09-10 12:16:09,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-09-10 12:16:09,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-09-10 12:16:09,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-09-10 12:16:09,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-10 12:16:09,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2019-09-10 12:16:09,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __hid_register_driver [2019-09-10 12:16:09,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-10 12:16:09,442 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2019-09-10 12:16:09,442 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-10 12:16:09,442 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_connect [2019-09-10 12:16:09,442 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_disconnect [2019-09-10 12:16:09,442 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_open_report [2019-09-10 12:16:09,443 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_unregister_driver [2019-09-10 12:16:09,443 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2019-09-10 12:16:09,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-10 12:16:09,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_10 [2019-09-10 12:16:09,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_11 [2019-09-10 12:16:09,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_12 [2019-09-10 12:16:09,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_13 [2019-09-10 12:16:09,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_14 [2019-09-10 12:16:09,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_15 [2019-09-10 12:16:09,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_16 [2019-09-10 12:16:09,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_17 [2019-09-10 12:16:09,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_18 [2019-09-10 12:16:09,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_19 [2019-09-10 12:16:09,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_20 [2019-09-10 12:16:09,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_7 [2019-09-10 12:16:09,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_8 [2019-09-10 12:16:09,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_9 [2019-09-10 12:16:09,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_10 [2019-09-10 12:16:09,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_11 [2019-09-10 12:16:09,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_12 [2019-09-10 12:16:09,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_13 [2019-09-10 12:16:09,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_14 [2019-09-10 12:16:09,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_15 [2019-09-10 12:16:09,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_16 [2019-09-10 12:16:09,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_17 [2019-09-10 12:16:09,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_18 [2019-09-10 12:16:09,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_19 [2019-09-10 12:16:09,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_20 [2019-09-10 12:16:09,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2019-09-10 12:16:09,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_8 [2019-09-10 12:16:09,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_9 [2019-09-10 12:16:09,447 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-10 12:16:09,447 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-09-10 12:16:09,447 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-09-10 12:16:09,448 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-10 12:16:09,448 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_common2_receive [2019-09-10 12:16:09,448 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_common2_send [2019-09-10 12:16:09,448 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_common2_send_with_status [2019-09-10 12:16:09,448 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_connect [2019-09-10 12:16:09,448 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_disconnect [2019-09-10 12:16:09,448 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_report_event [2019-09-10 12:16:09,448 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-10 12:16:09,449 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-10 12:16:09,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-10 12:16:09,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-10 12:16:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 12:16:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2019-09-10 12:16:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2019-09-10 12:16:09,450 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-10 12:16:09,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-10 12:16:09,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-10 12:16:09,450 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-10 12:16:09,450 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-10 12:16:09,450 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-10 12:16:09,450 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-10 12:16:09,451 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-09-10 12:16:09,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2019-09-10 12:16:09,451 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-10 12:16:09,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2019-09-10 12:16:09,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-09-10 12:16:09,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2019-09-10 12:16:09,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2019-09-10 12:16:09,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-09-10 12:16:09,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2019-09-10 12:16:09,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2019-09-10 12:16:09,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_20 [2019-09-10 12:16:09,452 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 12:16:09,452 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-10 12:16:09,452 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 12:16:09,452 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-10 12:16:09,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-10 12:16:09,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-10 12:16:09,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-10 12:16:09,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 12:16:09,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-10 12:16:09,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-10 12:16:09,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-10 12:16:09,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-10 12:16:09,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-10 12:16:09,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-10 12:16:09,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-10 12:16:09,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-10 12:16:09,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-10 12:16:09,454 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-09-10 12:16:09,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2019-09-10 12:16:09,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2019-09-10 12:16:09,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2019-09-10 12:16:09,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2019-09-10 12:16:09,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2019-09-10 12:16:09,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2019-09-10 12:16:09,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_19 [2019-09-10 12:16:09,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-09-10 12:16:09,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-09-10 12:16:09,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-09-10 12:16:09,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-09-10 12:16:09,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-09-10 12:16:09,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-09-10 12:16:09,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-09-10 12:16:09,457 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-10 12:16:09,457 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-10 12:16:09,457 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-10 12:16:09,457 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-10 12:16:09,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_17 [2019-09-10 12:16:09,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_18 [2019-09-10 12:16:09,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hid_driver_1 [2019-09-10 12:16:09,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_6 [2019-09-10 12:16:09,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_19 [2019-09-10 12:16:09,458 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2019-09-10 12:16:09,458 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2019-09-10 12:16:09,458 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-10 12:16:09,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 12:16:09,458 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-10 12:16:09,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 12:16:09,459 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-10 12:16:09,459 INFO L130 BoogieDeclarations]: Found specification of procedure hid_get_drvdata [2019-09-10 12:16:09,459 INFO L130 BoogieDeclarations]: Found specification of procedure hid_set_drvdata [2019-09-10 12:16:09,459 INFO L130 BoogieDeclarations]: Found specification of procedure __hid_register_driver [2019-09-10 12:16:09,459 INFO L130 BoogieDeclarations]: Found specification of procedure hid_unregister_driver [2019-09-10 12:16:09,460 INFO L130 BoogieDeclarations]: Found specification of procedure hid_open_report [2019-09-10 12:16:09,460 INFO L130 BoogieDeclarations]: Found specification of procedure hid_connect [2019-09-10 12:16:09,460 INFO L130 BoogieDeclarations]: Found specification of procedure hid_disconnect [2019-09-10 12:16:09,460 INFO L130 BoogieDeclarations]: Found specification of procedure hid_parse [2019-09-10 12:16:09,460 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_start [2019-09-10 12:16:09,460 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-10 12:16:09,460 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 12:16:09,461 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2019-09-10 12:16:09,461 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_connect [2019-09-10 12:16:09,461 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_disconnect [2019-09-10 12:16:09,461 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_report_event [2019-09-10 12:16:09,461 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-10 12:16:09,461 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-10 12:16:09,461 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_common2_receive [2019-09-10 12:16:09,462 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_common2_send [2019-09-10 12:16:09,462 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_common2_send_with_status [2019-09-10 12:16:09,462 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_convert_event_cpi [2019-09-10 12:16:09,462 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_profile_activated [2019-09-10 12:16:09,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 12:16:09,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 12:16:09,462 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_send_control [2019-09-10 12:16:09,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 12:16:09,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 12:16:09,463 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_select_profile [2019-09-10 12:16:09,463 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_get_profile_settings [2019-09-10 12:16:09,463 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_get_profile_buttons [2019-09-10 12:16:09,463 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_get_actual_profile [2019-09-10 12:16:09,463 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_set_actual_profile [2019-09-10 12:16:09,464 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_read [2019-09-10 12:16:09,464 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_write [2019-09-10 12:16:09,464 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_write_control [2019-09-10 12:16:09,464 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_write_info [2019-09-10 12:16:09,464 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_read_info [2019-09-10 12:16:09,464 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_write_profile_settings [2019-09-10 12:16:09,464 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_read_profile_settings [2019-09-10 12:16:09,464 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_write_profile_buttons [2019-09-10 12:16:09,465 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_read_profile_buttons [2019-09-10 12:16:09,465 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_read_profilex_settings [2019-09-10 12:16:09,465 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_read_profilex_buttons [2019-09-10 12:16:09,465 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_show_actual_profile [2019-09-10 12:16:09,465 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_set_actual_profile [2019-09-10 12:16:09,465 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_show_actual_cpi [2019-09-10 12:16:09,465 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_show_actual_sensitivity_x [2019-09-10 12:16:09,465 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_show_actual_sensitivity_y [2019-09-10 12:16:09,466 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_show_firmware_version [2019-09-10 12:16:09,466 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_init_kovaplus_device_struct [2019-09-10 12:16:09,466 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_init_specials [2019-09-10 12:16:09,466 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_remove_specials [2019-09-10 12:16:09,466 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_probe [2019-09-10 12:16:09,466 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_remove [2019-09-10 12:16:09,466 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_keep_values_up_to_date [2019-09-10 12:16:09,466 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_report_to_chrdev [2019-09-10 12:16:09,467 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_raw_event [2019-09-10 12:16:09,467 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_init [2019-09-10 12:16:09,467 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_exit [2019-09-10 12:16:09,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_16 [2019-09-10 12:16:09,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_14 [2019-09-10 12:16:09,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_20 [2019-09-10 12:16:09,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_11 [2019-09-10 12:16:09,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_9 [2019-09-10 12:16:09,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_11 [2019-09-10 12:16:09,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_12 [2019-09-10 12:16:09,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_19 [2019-09-10 12:16:09,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_10 [2019-09-10 12:16:09,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_20 [2019-09-10 12:16:09,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_13 [2019-09-10 12:16:09,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_8 [2019-09-10 12:16:09,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_14 [2019-09-10 12:16:09,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-10 12:16:09,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_7 [2019-09-10 12:16:09,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_18 [2019-09-10 12:16:09,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2019-09-10 12:16:09,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_19 [2019-09-10 12:16:09,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_8 [2019-09-10 12:16:09,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_16 [2019-09-10 12:16:09,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-10 12:16:09,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_18 [2019-09-10 12:16:09,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_10 [2019-09-10 12:16:09,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_13 [2019-09-10 12:16:09,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_17 [2019-09-10 12:16:09,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_15 [2019-09-10 12:16:09,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_17 [2019-09-10 12:16:09,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_9 [2019-09-10 12:16:09,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_12 [2019-09-10 12:16:09,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_15 [2019-09-10 12:16:09,471 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 12:16:09,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-10 12:16:09,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-10 12:16:09,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-10 12:16:09,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-10 12:16:09,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-09-10 12:16:09,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-09-10 12:16:09,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-09-10 12:16:09,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-10 12:16:09,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-09-10 12:16:09,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-09-10 12:16:09,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-09-10 12:16:09,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-09-10 12:16:09,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-09-10 12:16:09,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_kovaplus_lock_of_kovaplus_device [2019-09-10 12:16:09,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-09-10 12:16:09,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-09-10 12:16:09,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-09-10 12:16:09,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-10 12:16:09,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-09-10 12:16:09,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-09-10 12:16:09,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-09-10 12:16:09,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-09-10 12:16:09,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-09-10 12:16:09,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-10 12:16:09,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-10 12:16:09,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-10 12:16:09,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-10 12:16:09,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-09-10 12:16:09,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-09-10 12:16:09,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-09-10 12:16:09,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-09-10 12:16:09,476 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-10 12:16:09,476 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 12:16:09,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 12:16:09,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 12:16:09,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-10 12:16:09,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 12:16:10,555 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-10 12:16:15,330 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 12:16:15,330 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-10 12:16:15,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 12:16:15 BoogieIcfgContainer [2019-09-10 12:16:15,333 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 12:16:15,334 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 12:16:15,334 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 12:16:15,337 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 12:16:15,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 12:16:06" (1/3) ... [2019-09-10 12:16:15,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f69f76e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 12:16:15, skipping insertion in model container [2019-09-10 12:16:15,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:16:09" (2/3) ... [2019-09-10 12:16:15,339 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f69f76e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 12:16:15, skipping insertion in model container [2019-09-10 12:16:15,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 12:16:15" (3/3) ... [2019-09-10 12:16:15,341 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-kovaplus.ko-entry_point.cil.out.i [2019-09-10 12:16:15,351 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 12:16:15,362 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 12:16:15,379 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 12:16:15,406 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 12:16:15,407 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 12:16:15,407 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 12:16:15,407 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 12:16:15,407 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 12:16:15,407 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 12:16:15,407 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 12:16:15,407 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 12:16:15,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states. [2019-09-10 12:16:15,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1049 [2019-09-10 12:16:15,512 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:16:15,514 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 36, 36, 36, 36, 36, 36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:16:15,516 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:16:15,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:16:15,523 INFO L82 PathProgramCache]: Analyzing trace with hash 1726014236, now seen corresponding path program 1 times [2019-09-10 12:16:15,525 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:16:15,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:16:15,617 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:16:15,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:16:15,617 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:16:16,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:16:18,218 INFO L134 CoverageAnalysis]: Checked inductivity of 19530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19530 trivial. 0 not checked. [2019-09-10 12:16:18,221 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:16:18,221 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:16:18,221 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:16:18,230 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:16:18,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:16:18,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:16:18,245 INFO L87 Difference]: Start difference. First operand 1463 states. Second operand 3 states. [2019-09-10 12:16:18,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:16:18,766 INFO L93 Difference]: Finished difference Result 2134 states and 2830 transitions. [2019-09-10 12:16:18,767 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:16:18,768 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1048 [2019-09-10 12:16:18,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:16:18,812 INFO L225 Difference]: With dead ends: 2134 [2019-09-10 12:16:18,812 INFO L226 Difference]: Without dead ends: 2025 [2019-09-10 12:16:18,814 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 [2019-09-10 12:16:18,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2025 states. [2019-09-10 12:16:19,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2025 to 2021. [2019-09-10 12:16:19,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2021 states. [2019-09-10 12:16:19,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 2021 states and 2660 transitions. [2019-09-10 12:16:19,047 INFO L78 Accepts]: Start accepts. Automaton has 2021 states and 2660 transitions. Word has length 1048 [2019-09-10 12:16:19,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:16:19,054 INFO L475 AbstractCegarLoop]: Abstraction has 2021 states and 2660 transitions. [2019-09-10 12:16:19,054 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:16:19,054 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 2660 transitions. [2019-09-10 12:16:19,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1061 [2019-09-10 12:16:19,099 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:16:19,100 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 36, 36, 36, 36, 36, 36, 36, 36, 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] [2019-09-10 12:16:19,100 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:16:19,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:16:19,101 INFO L82 PathProgramCache]: Analyzing trace with hash 2002685448, now seen corresponding path program 1 times [2019-09-10 12:16:19,101 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:16:19,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:16:19,107 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:16:19,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:16:19,107 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:16:19,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:16:20,510 INFO L134 CoverageAnalysis]: Checked inductivity of 19533 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19533 trivial. 0 not checked. [2019-09-10 12:16:20,511 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:16:20,511 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:16:20,511 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:16:20,514 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:16:20,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:16:20,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:16:20,515 INFO L87 Difference]: Start difference. First operand 2021 states and 2660 transitions. Second operand 3 states. [2019-09-10 12:16:20,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:16:20,704 INFO L93 Difference]: Finished difference Result 3762 states and 4923 transitions. [2019-09-10 12:16:20,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:16:20,705 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1060 [2019-09-10 12:16:20,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:16:20,731 INFO L225 Difference]: With dead ends: 3762 [2019-09-10 12:16:20,731 INFO L226 Difference]: Without dead ends: 3762 [2019-09-10 12:16:20,732 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 [2019-09-10 12:16:20,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3762 states. [2019-09-10 12:16:20,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3762 to 3736. [2019-09-10 12:16:20,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3736 states. [2019-09-10 12:16:20,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 3736 states and 4895 transitions. [2019-09-10 12:16:20,894 INFO L78 Accepts]: Start accepts. Automaton has 3736 states and 4895 transitions. Word has length 1060 [2019-09-10 12:16:20,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:16:20,898 INFO L475 AbstractCegarLoop]: Abstraction has 3736 states and 4895 transitions. [2019-09-10 12:16:20,899 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:16:20,899 INFO L276 IsEmpty]: Start isEmpty. Operand 3736 states and 4895 transitions. [2019-09-10 12:16:20,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1059 [2019-09-10 12:16:20,916 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:16:20,917 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 36, 36, 36, 36, 36, 36, 36, 36, 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] [2019-09-10 12:16:20,917 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:16:20,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:16:20,917 INFO L82 PathProgramCache]: Analyzing trace with hash 1092604151, now seen corresponding path program 1 times [2019-09-10 12:16:20,918 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:16:20,922 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:16:20,922 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:16:20,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:16:20,923 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:16:21,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:16:22,615 INFO L134 CoverageAnalysis]: Checked inductivity of 19533 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19533 trivial. 0 not checked. [2019-09-10 12:16:22,615 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:16:22,615 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:16:22,616 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:16:22,617 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:16:22,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:16:22,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:16:22,618 INFO L87 Difference]: Start difference. First operand 3736 states and 4895 transitions. Second operand 3 states. [2019-09-10 12:16:22,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:16:22,808 INFO L93 Difference]: Finished difference Result 7140 states and 9319 transitions. [2019-09-10 12:16:22,809 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:16:22,809 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1058 [2019-09-10 12:16:22,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:16:22,857 INFO L225 Difference]: With dead ends: 7140 [2019-09-10 12:16:22,857 INFO L226 Difference]: Without dead ends: 7140 [2019-09-10 12:16:22,858 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 [2019-09-10 12:16:22,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7140 states. [2019-09-10 12:16:23,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7140 to 7072. [2019-09-10 12:16:23,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7072 states. [2019-09-10 12:16:23,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7072 states to 7072 states and 9242 transitions. [2019-09-10 12:16:23,098 INFO L78 Accepts]: Start accepts. Automaton has 7072 states and 9242 transitions. Word has length 1058 [2019-09-10 12:16:23,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:16:23,100 INFO L475 AbstractCegarLoop]: Abstraction has 7072 states and 9242 transitions. [2019-09-10 12:16:23,100 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:16:23,100 INFO L276 IsEmpty]: Start isEmpty. Operand 7072 states and 9242 transitions. [2019-09-10 12:16:23,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1064 [2019-09-10 12:16:23,123 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:16:23,124 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 36, 36, 36, 36, 36, 36, 36, 36, 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] [2019-09-10 12:16:23,125 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:16:23,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:16:23,125 INFO L82 PathProgramCache]: Analyzing trace with hash -263822662, now seen corresponding path program 1 times [2019-09-10 12:16:23,125 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:16:23,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:16:23,132 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:16:23,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:16:23,133 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:16:23,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:16:24,957 INFO L134 CoverageAnalysis]: Checked inductivity of 19533 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19533 trivial. 0 not checked. [2019-09-10 12:16:24,957 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:16:24,958 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:16:24,958 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:16:24,959 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:16:24,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:16:24,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:16:24,960 INFO L87 Difference]: Start difference. First operand 7072 states and 9242 transitions. Second operand 3 states. [2019-09-10 12:16:25,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:16:25,172 INFO L93 Difference]: Finished difference Result 13614 states and 17762 transitions. [2019-09-10 12:16:25,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:16:25,173 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1063 [2019-09-10 12:16:25,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:16:25,264 INFO L225 Difference]: With dead ends: 13614 [2019-09-10 12:16:25,265 INFO L226 Difference]: Without dead ends: 13614 [2019-09-10 12:16:25,265 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 [2019-09-10 12:16:25,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13614 states. [2019-09-10 12:16:25,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13614 to 13544. [2019-09-10 12:16:25,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13544 states. [2019-09-10 12:16:25,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13544 states to 13544 states and 17683 transitions. [2019-09-10 12:16:25,702 INFO L78 Accepts]: Start accepts. Automaton has 13544 states and 17683 transitions. Word has length 1063 [2019-09-10 12:16:25,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:16:25,704 INFO L475 AbstractCegarLoop]: Abstraction has 13544 states and 17683 transitions. [2019-09-10 12:16:25,704 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:16:25,704 INFO L276 IsEmpty]: Start isEmpty. Operand 13544 states and 17683 transitions. [2019-09-10 12:16:25,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1072 [2019-09-10 12:16:25,717 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:16:25,718 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 36, 36, 36, 36, 36, 36, 36, 36, 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] [2019-09-10 12:16:25,719 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:16:25,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:16:25,719 INFO L82 PathProgramCache]: Analyzing trace with hash 1882536758, now seen corresponding path program 1 times [2019-09-10 12:16:25,719 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:16:25,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:16:25,726 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:16:25,727 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:16:25,727 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:16:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:16:27,311 INFO L134 CoverageAnalysis]: Checked inductivity of 19533 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19533 trivial. 0 not checked. [2019-09-10 12:16:27,311 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:16:27,312 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:16:27,312 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:16:27,313 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:16:27,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:16:27,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:16:27,314 INFO L87 Difference]: Start difference. First operand 13544 states and 17683 transitions. Second operand 3 states. [2019-09-10 12:16:27,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:16:27,642 INFO L93 Difference]: Finished difference Result 26403 states and 34442 transitions. [2019-09-10 12:16:27,643 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:16:27,643 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1071 [2019-09-10 12:16:27,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:16:27,741 INFO L225 Difference]: With dead ends: 26403 [2019-09-10 12:16:27,742 INFO L226 Difference]: Without dead ends: 26403 [2019-09-10 12:16:27,742 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 [2019-09-10 12:16:27,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26403 states. [2019-09-10 12:16:28,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26403 to 26347. [2019-09-10 12:16:28,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26347 states. [2019-09-10 12:16:28,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26347 states to 26347 states and 34380 transitions. [2019-09-10 12:16:28,957 INFO L78 Accepts]: Start accepts. Automaton has 26347 states and 34380 transitions. Word has length 1071 [2019-09-10 12:16:28,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:16:28,960 INFO L475 AbstractCegarLoop]: Abstraction has 26347 states and 34380 transitions. [2019-09-10 12:16:28,960 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:16:28,960 INFO L276 IsEmpty]: Start isEmpty. Operand 26347 states and 34380 transitions. [2019-09-10 12:16:28,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1084 [2019-09-10 12:16:28,984 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:16:28,986 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 36, 36, 36, 36, 36, 36, 36, 36, 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, 1, 1] [2019-09-10 12:16:28,986 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:16:28,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:16:28,987 INFO L82 PathProgramCache]: Analyzing trace with hash 1697520803, now seen corresponding path program 1 times [2019-09-10 12:16:28,987 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:16:28,995 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:16:28,995 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:16:28,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:16:28,996 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:16:29,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:16:30,847 INFO L134 CoverageAnalysis]: Checked inductivity of 19536 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19536 trivial. 0 not checked. [2019-09-10 12:16:30,847 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:16:30,848 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:16:30,848 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:16:30,849 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:16:30,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:16:30,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:16:30,850 INFO L87 Difference]: Start difference. First operand 26347 states and 34380 transitions. Second operand 3 states. [2019-09-10 12:16:31,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:16:31,213 INFO L93 Difference]: Finished difference Result 51811 states and 67520 transitions. [2019-09-10 12:16:31,213 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:16:31,213 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1083 [2019-09-10 12:16:31,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:16:31,422 INFO L225 Difference]: With dead ends: 51811 [2019-09-10 12:16:31,422 INFO L226 Difference]: Without dead ends: 51811 [2019-09-10 12:16:31,423 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 [2019-09-10 12:16:31,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51811 states. [2019-09-10 12:16:32,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51811 to 51595. [2019-09-10 12:16:32,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51595 states. [2019-09-10 12:16:32,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51595 states to 51595 states and 67276 transitions. [2019-09-10 12:16:32,637 INFO L78 Accepts]: Start accepts. Automaton has 51595 states and 67276 transitions. Word has length 1083 [2019-09-10 12:16:32,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:16:32,639 INFO L475 AbstractCegarLoop]: Abstraction has 51595 states and 67276 transitions. [2019-09-10 12:16:32,639 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:16:32,639 INFO L276 IsEmpty]: Start isEmpty. Operand 51595 states and 67276 transitions. [2019-09-10 12:16:32,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1079 [2019-09-10 12:16:32,652 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:16:32,653 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 36, 36, 36, 36, 36, 36, 36, 36, 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] [2019-09-10 12:16:32,654 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:16:32,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:16:32,654 INFO L82 PathProgramCache]: Analyzing trace with hash -990252824, now seen corresponding path program 1 times [2019-09-10 12:16:32,654 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:16:32,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:16:32,658 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:16:32,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:16:32,659 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:16:32,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:16:35,199 INFO L134 CoverageAnalysis]: Checked inductivity of 19533 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19533 trivial. 0 not checked. [2019-09-10 12:16:35,200 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:16:35,200 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:16:35,200 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:16:35,201 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:16:35,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:16:35,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:16:35,203 INFO L87 Difference]: Start difference. First operand 51595 states and 67276 transitions. Second operand 3 states. [2019-09-10 12:16:35,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:16:35,731 INFO L93 Difference]: Finished difference Result 100389 states and 130848 transitions. [2019-09-10 12:16:35,731 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:16:35,732 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1078 [2019-09-10 12:16:35,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:16:36,139 INFO L225 Difference]: With dead ends: 100389 [2019-09-10 12:16:36,139 INFO L226 Difference]: Without dead ends: 100389 [2019-09-10 12:16:36,139 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 [2019-09-10 12:16:36,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100389 states. [2019-09-10 12:16:38,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100389 to 100347. [2019-09-10 12:16:38,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100347 states. [2019-09-10 12:16:38,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100347 states to 100347 states and 130802 transitions. [2019-09-10 12:16:38,573 INFO L78 Accepts]: Start accepts. Automaton has 100347 states and 130802 transitions. Word has length 1078 [2019-09-10 12:16:38,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:16:38,574 INFO L475 AbstractCegarLoop]: Abstraction has 100347 states and 130802 transitions. [2019-09-10 12:16:38,574 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:16:38,574 INFO L276 IsEmpty]: Start isEmpty. Operand 100347 states and 130802 transitions. [2019-09-10 12:16:38,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1077 [2019-09-10 12:16:38,587 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:16:38,588 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 36, 36, 36, 36, 36, 36, 36, 36, 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] [2019-09-10 12:16:38,588 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:16:38,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:16:38,589 INFO L82 PathProgramCache]: Analyzing trace with hash 31823735, now seen corresponding path program 1 times [2019-09-10 12:16:38,589 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:16:38,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:16:38,594 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:16:38,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:16:38,594 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:16:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:16:40,258 INFO L134 CoverageAnalysis]: Checked inductivity of 19536 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19536 trivial. 0 not checked. [2019-09-10 12:16:40,259 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:16:40,259 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:16:40,259 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:16:40,261 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:16:40,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:16:40,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:16:40,261 INFO L87 Difference]: Start difference. First operand 100347 states and 130802 transitions. Second operand 3 states. [2019-09-10 12:16:41,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:16:41,007 INFO L93 Difference]: Finished difference Result 197922 states and 257715 transitions. [2019-09-10 12:16:41,007 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:16:41,007 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1076 [2019-09-10 12:16:41,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:16:41,670 INFO L225 Difference]: With dead ends: 197922 [2019-09-10 12:16:41,670 INFO L226 Difference]: Without dead ends: 197922 [2019-09-10 12:16:41,670 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 [2019-09-10 12:16:41,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197922 states. [2019-09-10 12:16:48,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197922 to 197683. [2019-09-10 12:16:48,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197683 states. [2019-09-10 12:16:49,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197683 states to 197683 states and 257442 transitions. [2019-09-10 12:16:49,108 INFO L78 Accepts]: Start accepts. Automaton has 197683 states and 257442 transitions. Word has length 1076 [2019-09-10 12:16:49,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:16:49,112 INFO L475 AbstractCegarLoop]: Abstraction has 197683 states and 257442 transitions. [2019-09-10 12:16:49,112 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:16:49,112 INFO L276 IsEmpty]: Start isEmpty. Operand 197683 states and 257442 transitions. [2019-09-10 12:16:49,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1096 [2019-09-10 12:16:49,125 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:16:49,126 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 36, 36, 36, 36, 36, 36, 36, 36, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:16:49,126 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:16:49,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:16:49,127 INFO L82 PathProgramCache]: Analyzing trace with hash -795818304, now seen corresponding path program 1 times [2019-09-10 12:16:49,127 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:16:49,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:16:49,132 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:16:49,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:16:49,132 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:16:49,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:16:50,424 INFO L134 CoverageAnalysis]: Checked inductivity of 19536 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19536 trivial. 0 not checked. [2019-09-10 12:16:50,425 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:16:50,425 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:16:50,425 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:16:50,427 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:16:50,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:16:50,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:16:50,428 INFO L87 Difference]: Start difference. First operand 197683 states and 257442 transitions. Second operand 3 states. [2019-09-10 12:16:52,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:16:52,126 INFO L93 Difference]: Finished difference Result 389820 states and 507165 transitions. [2019-09-10 12:16:52,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:16:52,127 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1095 [2019-09-10 12:16:52,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:16:53,292 INFO L225 Difference]: With dead ends: 389820 [2019-09-10 12:16:53,292 INFO L226 Difference]: Without dead ends: 389820 [2019-09-10 12:16:53,293 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 [2019-09-10 12:16:53,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389820 states. [2019-09-10 12:17:08,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389820 to 389795. [2019-09-10 12:17:08,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389795 states. [2019-09-10 12:17:09,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389795 states to 389795 states and 507138 transitions. [2019-09-10 12:17:09,036 INFO L78 Accepts]: Start accepts. Automaton has 389795 states and 507138 transitions. Word has length 1095 [2019-09-10 12:17:09,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:17:09,038 INFO L475 AbstractCegarLoop]: Abstraction has 389795 states and 507138 transitions. [2019-09-10 12:17:09,038 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:17:09,038 INFO L276 IsEmpty]: Start isEmpty. Operand 389795 states and 507138 transitions. [2019-09-10 12:17:09,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1089 [2019-09-10 12:17:09,050 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:17:09,051 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 36, 36, 36, 36, 36, 36, 36, 36, 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, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:17:09,051 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:17:09,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:17:09,052 INFO L82 PathProgramCache]: Analyzing trace with hash -1718248131, now seen corresponding path program 1 times [2019-09-10 12:17:09,052 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:17:09,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:17:09,056 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:17:09,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:17:09,056 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:17:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:17:11,179 INFO L134 CoverageAnalysis]: Checked inductivity of 19536 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19536 trivial. 0 not checked. [2019-09-10 12:17:11,179 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:17:11,180 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:17:11,180 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:17:11,181 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:17:11,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:17:11,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:17:11,181 INFO L87 Difference]: Start difference. First operand 389795 states and 507138 transitions. Second operand 3 states. [2019-09-10 12:17:20,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:17:20,955 INFO L93 Difference]: Finished difference Result 769064 states and 999545 transitions. [2019-09-10 12:17:20,955 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:17:20,955 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1088 [2019-09-10 12:17:20,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:17:22,711 INFO L225 Difference]: With dead ends: 769064 [2019-09-10 12:17:22,711 INFO L226 Difference]: Without dead ends: 769064 [2019-09-10 12:17:22,712 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 [2019-09-10 12:17:23,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 769064 states. [2019-09-10 12:17:43,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 769064 to 768899. [2019-09-10 12:17:43,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 768899 states. [2019-09-10 12:17:58,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768899 states to 768899 states and 999362 transitions. [2019-09-10 12:17:58,260 INFO L78 Accepts]: Start accepts. Automaton has 768899 states and 999362 transitions. Word has length 1088 [2019-09-10 12:17:58,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:17:58,261 INFO L475 AbstractCegarLoop]: Abstraction has 768899 states and 999362 transitions. [2019-09-10 12:17:58,261 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:17:58,261 INFO L276 IsEmpty]: Start isEmpty. Operand 768899 states and 999362 transitions. [2019-09-10 12:17:58,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1078 [2019-09-10 12:17:58,274 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:17:58,275 INFO L399 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 56, 36, 36, 36, 36, 36, 36, 36, 36, 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] [2019-09-10 12:17:58,275 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:17:58,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:17:58,276 INFO L82 PathProgramCache]: Analyzing trace with hash 1699418504, now seen corresponding path program 1 times [2019-09-10 12:17:58,276 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:17:58,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:17:58,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:17:58,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:17:58,281 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:17:58,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:18:00,997 INFO L134 CoverageAnalysis]: Checked inductivity of 19536 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19536 trivial. 0 not checked. [2019-09-10 12:18:00,998 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:18:00,998 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:18:00,998 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:18:00,999 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:18:00,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:18:01,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:18:01,000 INFO L87 Difference]: Start difference. First operand 768899 states and 999362 transitions. Second operand 3 states. [2019-09-10 12:18:25,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:18:25,132 INFO L93 Difference]: Finished difference Result 1517106 states and 1969747 transitions. [2019-09-10 12:18:25,133 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:18:25,133 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1077 [2019-09-10 12:18:25,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:18:30,146 INFO L225 Difference]: With dead ends: 1517106 [2019-09-10 12:18:30,147 INFO L226 Difference]: Without dead ends: 1517106 [2019-09-10 12:18:30,147 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 [2019-09-10 12:18:31,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1517106 states. [2019-09-10 12:19:19,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1517106 to 1516867. [2019-09-10 12:19:19,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1516867 states.