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-08_1a-drivers--input--gameport--gameport.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 01:39:14,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 01:39:14,298 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 01:39:14,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 01:39:14,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 01:39:14,312 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 01:39:14,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 01:39:14,315 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 01:39:14,317 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 01:39:14,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 01:39:14,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 01:39:14,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 01:39:14,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 01:39:14,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 01:39:14,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 01:39:14,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 01:39:14,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 01:39:14,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 01:39:14,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 01:39:14,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 01:39:14,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 01:39:14,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 01:39:14,333 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 01:39:14,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 01:39:14,336 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 01:39:14,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 01:39:14,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 01:39:14,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 01:39:14,339 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 01:39:14,342 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 01:39:14,343 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 01:39:14,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 01:39:14,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 01:39:14,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 01:39:14,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 01:39:14,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 01:39:14,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 01:39:14,350 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 01:39:14,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 01:39:14,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 01:39:14,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 01:39:14,355 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 [2019-10-03 01:39:14,382 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 01:39:14,382 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 01:39:14,383 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 01:39:14,383 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 01:39:14,384 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 01:39:14,384 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 01:39:14,384 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 01:39:14,385 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 01:39:14,385 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 01:39:14,385 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 01:39:14,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 01:39:14,388 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 01:39:14,388 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 01:39:14,388 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 01:39:14,388 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 01:39:14,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 01:39:14,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 01:39:14,389 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 01:39:14,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 01:39:14,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 01:39:14,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 01:39:14,390 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 01:39:14,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 01:39:14,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 01:39:14,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 01:39:14,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 01:39:14,391 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 01:39:14,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 01:39:14,392 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 01:39:14,392 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 01:39:14,445 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 01:39:14,463 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 01:39:14,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 01:39:14,470 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 01:39:14,471 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 01:39:14,472 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--input--gameport--gameport.ko-entry_point.cil.out.i [2019-10-03 01:39:14,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68d191d88/2bb82f6373174328ba8b93f09f3d31f7/FLAG71f25ace5 [2019-10-03 01:39:15,321 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 01:39:15,322 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--input--gameport--gameport.ko-entry_point.cil.out.i [2019-10-03 01:39:15,368 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68d191d88/2bb82f6373174328ba8b93f09f3d31f7/FLAG71f25ace5 [2019-10-03 01:39:15,411 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68d191d88/2bb82f6373174328ba8b93f09f3d31f7 [2019-10-03 01:39:15,420 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 01:39:15,421 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 01:39:15,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 01:39:15,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 01:39:15,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 01:39:15,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 01:39:15" (1/1) ... [2019-10-03 01:39:15,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ee143ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:39:15, skipping insertion in model container [2019-10-03 01:39:15,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 01:39:15" (1/1) ... [2019-10-03 01:39:15,438 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 01:39:15,532 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 01:39:16,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 01:39:16,962 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 01:39:17,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 01:39:17,496 INFO L192 MainTranslator]: Completed translation [2019-10-03 01:39:17,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:39:17 WrapperNode [2019-10-03 01:39:17,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 01:39:17,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 01:39:17,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 01:39:17,498 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 01:39:17,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:39:17" (1/1) ... [2019-10-03 01:39:17,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:39:17" (1/1) ... [2019-10-03 01:39:17,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:39:17" (1/1) ... [2019-10-03 01:39:17,613 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:39:17" (1/1) ... [2019-10-03 01:39:17,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:39:17" (1/1) ... [2019-10-03 01:39:17,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:39:17" (1/1) ... [2019-10-03 01:39:17,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:39:17" (1/1) ... [2019-10-03 01:39:17,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 01:39:17,794 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 01:39:17,794 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 01:39:17,794 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 01:39:17,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:39:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 01:39:17,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 01:39:17,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 01:39:17,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-03 01:39:17,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 01:39:17,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-03 01:39:17,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-03 01:39:17,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-03 01:39:17,879 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-03 01:39:17,879 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-03 01:39:17,879 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2019-10-03 01:39:17,880 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-10-03 01:39:17,881 INFO L138 BoogieDeclarations]: Found implementation of procedure paravirt_read_tsc [2019-10-03 01:39:17,882 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-03 01:39:17,884 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2019-10-03 01:39:17,884 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2019-10-03 01:39:17,885 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2019-10-03 01:39:17,885 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-03 01:39:17,885 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-10-03 01:39:17,885 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-03 01:39:17,886 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-03 01:39:17,886 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-03 01:39:17,886 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-03 01:39:17,886 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-10-03 01:39:17,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_ns [2019-10-03 01:39:17,887 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-03 01:39:17,888 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-10-03 01:39:17,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-03 01:39:17,888 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-03 01:39:17,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-03 01:39:17,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-03 01:39:17,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-03 01:39:17,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-03 01:39:17,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-03 01:39:17,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-03 01:39:17,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-03 01:39:17,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-03 01:39:17,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-03 01:39:17,889 INFO L138 BoogieDeclarations]: Found implementation of procedure device_is_registered [2019-10-03 01:39:17,890 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_read [2019-10-03 01:39:17,890 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_measure_speed [2019-10-03 01:39:17,890 INFO L138 BoogieDeclarations]: Found implementation of procedure old_gameport_measure_speed [2019-10-03 01:39:17,890 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_start_polling [2019-10-03 01:39:17,890 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_stop_polling [2019-10-03 01:39:17,890 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_run_poll_handler [2019-10-03 01:39:17,891 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_bind_driver [2019-10-03 01:39:17,891 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_find_driver [2019-10-03 01:39:17,891 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_get_event [2019-10-03 01:39:17,891 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_free_event [2019-10-03 01:39:17,891 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_remove_duplicate_events [2019-10-03 01:39:17,891 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_handle_events [2019-10-03 01:39:17,891 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_queue_event [2019-10-03 01:39:17,892 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_remove_pending_events [2019-10-03 01:39:17,892 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_get_pending_child [2019-10-03 01:39:17,892 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_description_show [2019-10-03 01:39:17,892 INFO L138 BoogieDeclarations]: Found implementation of procedure drvctl_store [2019-10-03 01:39:17,892 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_release_port [2019-10-03 01:39:17,893 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_phys [2019-10-03 01:39:17,893 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_init_port [2019-10-03 01:39:17,893 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_add_port [2019-10-03 01:39:17,893 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_destroy_port [2019-10-03 01:39:17,894 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_reconnect_port [2019-10-03 01:39:17,894 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_disconnect_port [2019-10-03 01:39:17,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __gameport_register_port [2019-10-03 01:39:17,894 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_unregister_port [2019-10-03 01:39:17,894 INFO L138 BoogieDeclarations]: Found implementation of procedure description_show [2019-10-03 01:39:17,895 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_driver_probe [2019-10-03 01:39:17,895 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_driver_remove [2019-10-03 01:39:17,895 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_attach_driver [2019-10-03 01:39:17,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __gameport_register_driver [2019-10-03 01:39:17,895 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_unregister_driver [2019-10-03 01:39:17,895 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_bus_match [2019-10-03 01:39:17,896 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_drv [2019-10-03 01:39:17,896 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_open [2019-10-03 01:39:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_close [2019-10-03 01:39:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_init [2019-10-03 01:39:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_exit [2019-10-03 01:39:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bus_type_3 [2019-10-03 01:39:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2019-10-03 01:39:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-10-03 01:39:17,898 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-10-03 01:39:17,898 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2019-10-03 01:39:17,898 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-10-03 01:39:17,898 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2019-10-03 01:39:17,899 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-10-03 01:39:17,899 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2019-10-03 01:39:17,899 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2019-10-03 01:39:17,900 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2019-10-03 01:39:17,900 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 01:39:17,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_5 [2019-10-03 01:39:17,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_6 [2019-10-03 01:39:17,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_7 [2019-10-03 01:39:17,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_8 [2019-10-03 01:39:17,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_9 [2019-10-03 01:39:17,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_10 [2019-10-03 01:39:17,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_11 [2019-10-03 01:39:17,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_12 [2019-10-03 01:39:17,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_13 [2019-10-03 01:39:17,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_14 [2019-10-03 01:39:17,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_15 [2019-10-03 01:39:17,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___module_get_16 [2019-10-03 01:39:17,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_17 [2019-10-03 01:39:17,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cancel_work_sync_18 [2019-10-03 01:39:17,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-03 01:39:17,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-03 01:39:17,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-03 01:39:17,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-03 01:39:17,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-03 01:39:17,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-10-03 01:39:17,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-10-03 01:39:17,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-10-03 01:39:17,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-10-03 01:39:17,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-10-03 01:39:17,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-03 01:39:17,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-03 01:39:17,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-10-03 01:39:17,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __msecs_to_jiffies [2019-10-03 01:39:17,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-03 01:39:17,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-03 01:39:17,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2019-10-03 01:39:17,907 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-03 01:39:17,907 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-03 01:39:17,907 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-03 01:39:17,907 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-03 01:39:17,908 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-03 01:39:17,908 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_register [2019-10-03 01:39:17,908 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2019-10-03 01:39:17,908 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-10-03 01:39:17,909 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-10-03 01:39:17,909 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-03 01:39:17,909 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-03 01:39:17,909 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_name [2019-10-03 01:39:17,909 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-03 01:39:17,910 INFO L138 BoogieDeclarations]: Found implementation of procedure device_add [2019-10-03 01:39:17,910 INFO L138 BoogieDeclarations]: Found implementation of procedure device_attach [2019-10-03 01:39:17,910 INFO L138 BoogieDeclarations]: Found implementation of procedure device_bind_driver [2019-10-03 01:39:17,910 INFO L138 BoogieDeclarations]: Found implementation of procedure device_del [2019-10-03 01:39:17,910 INFO L138 BoogieDeclarations]: Found implementation of procedure device_initialize [2019-10-03 01:39:17,910 INFO L138 BoogieDeclarations]: Found implementation of procedure device_release_driver [2019-10-03 01:39:17,911 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_attach [2019-10-03 01:39:17,914 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_find [2019-10-03 01:39:17,915 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_register [2019-10-03 01:39:17,915 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2019-10-03 01:39:17,915 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-10-03 01:39:17,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2019-10-03 01:39:17,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_va_end [2019-10-03 01:39:17,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_va_start [2019-10-03 01:39:17,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-03 01:39:17,924 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-10-03 01:39:17,924 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-10-03 01:39:17,924 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-03 01:39:17,924 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-03 01:39:17,924 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-03 01:39:17,924 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2019-10-03 01:39:17,925 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-10-03 01:39:17,925 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-03 01:39:17,925 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2019-10-03 01:39:17,925 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2019-10-03 01:39:17,925 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-03 01:39:17,925 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-03 01:39:17,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-03 01:39:17,926 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-03 01:39:17,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 01:39:17,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_va_end [2019-10-03 01:39:17,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-03 01:39:17,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_va_start [2019-10-03 01:39:17,926 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-03 01:39:17,926 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-03 01:39:17,927 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2019-10-03 01:39:17,927 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-03 01:39:17,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 01:39:17,927 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-03 01:39:17,927 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-03 01:39:17,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 01:39:17,927 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-10-03 01:39:17,928 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2019-10-03 01:39:17,928 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-10-03 01:39:17,928 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-03 01:39:17,928 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2019-10-03 01:39:17,928 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-03 01:39:17,928 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-10-03 01:39:17,928 INFO L130 BoogieDeclarations]: Found specification of procedure paravirt_read_tsc [2019-10-03 01:39:17,928 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-03 01:39:17,929 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2019-10-03 01:39:17,929 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2019-10-03 01:39:17,929 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2019-10-03 01:39:17,929 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-03 01:39:17,929 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2019-10-03 01:39:17,929 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2019-10-03 01:39:17,929 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-10-03 01:39:17,929 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-10-03 01:39:17,930 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-03 01:39:17,930 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-03 01:39:17,930 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-03 01:39:17,930 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-03 01:39:17,930 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-03 01:39:17,930 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-03 01:39:17,930 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-03 01:39:17,930 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-03 01:39:17,931 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-03 01:39:17,931 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-03 01:39:17,931 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-03 01:39:17,931 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-10-03 01:39:17,931 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-03 01:39:17,931 INFO L130 BoogieDeclarations]: Found specification of procedure __msecs_to_jiffies [2019-10-03 01:39:17,931 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-10-03 01:39:17,931 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2019-10-03 01:39:17,931 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_ns [2019-10-03 01:39:17,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 01:39:17,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 01:39:17,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 01:39:17,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 01:39:17,932 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-10-03 01:39:17,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_11 [2019-10-03 01:39:17,933 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-10-03 01:39:17,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_10 [2019-10-03 01:39:17,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_12 [2019-10-03 01:39:17,933 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-03 01:39:17,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_17 [2019-10-03 01:39:17,934 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-03 01:39:17,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_5 [2019-10-03 01:39:17,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_7 [2019-10-03 01:39:17,934 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-10-03 01:39:17,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_6 [2019-10-03 01:39:17,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_9 [2019-10-03 01:39:17,935 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-10-03 01:39:17,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_8 [2019-10-03 01:39:17,935 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-10-03 01:39:17,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cancel_work_sync_18 [2019-10-03 01:39:17,935 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-03 01:39:17,936 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-10-03 01:39:17,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___module_get_16 [2019-10-03 01:39:17,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_14 [2019-10-03 01:39:17,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_13 [2019-10-03 01:39:17,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_15 [2019-10-03 01:39:17,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-10-03 01:39:17,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-10-03 01:39:17,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-10-03 01:39:17,937 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-03 01:39:17,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-03 01:39:17,937 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-03 01:39:17,938 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-03 01:39:17,938 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 01:39:17,938 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-03 01:39:17,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 01:39:17,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-03 01:39:17,939 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-03 01:39:17,939 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 01:39:17,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 01:39:17,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-03 01:39:17,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-03 01:39:17,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-03 01:39:17,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-03 01:39:17,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-03 01:39:17,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-03 01:39:17,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-03 01:39:17,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-03 01:39:17,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-03 01:39:17,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bus_type_3 [2019-10-03 01:39:17,941 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2019-10-03 01:39:17,941 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-10-03 01:39:17,941 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-10-03 01:39:17,941 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2019-10-03 01:39:17,941 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-10-03 01:39:17,942 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2019-10-03 01:39:17,942 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-10-03 01:39:17,943 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2019-10-03 01:39:17,947 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2019-10-03 01:39:17,947 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2019-10-03 01:39:17,947 INFO L130 BoogieDeclarations]: Found specification of procedure bus_register [2019-10-03 01:39:17,947 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2019-10-03 01:39:17,948 INFO L130 BoogieDeclarations]: Found specification of procedure driver_register [2019-10-03 01:39:17,950 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2019-10-03 01:39:17,950 INFO L130 BoogieDeclarations]: Found specification of procedure driver_find [2019-10-03 01:39:17,950 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_name [2019-10-03 01:39:17,950 INFO L130 BoogieDeclarations]: Found specification of procedure device_is_registered [2019-10-03 01:39:17,950 INFO L130 BoogieDeclarations]: Found specification of procedure device_initialize [2019-10-03 01:39:17,950 INFO L130 BoogieDeclarations]: Found specification of procedure device_add [2019-10-03 01:39:17,951 INFO L130 BoogieDeclarations]: Found specification of procedure device_del [2019-10-03 01:39:17,951 INFO L130 BoogieDeclarations]: Found specification of procedure device_bind_driver [2019-10-03 01:39:17,951 INFO L130 BoogieDeclarations]: Found specification of procedure device_release_driver [2019-10-03 01:39:17,951 INFO L130 BoogieDeclarations]: Found specification of procedure device_attach [2019-10-03 01:39:17,951 INFO L130 BoogieDeclarations]: Found specification of procedure driver_attach [2019-10-03 01:39:17,951 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2019-10-03 01:39:17,951 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-03 01:39:17,951 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-03 01:39:17,951 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-03 01:39:17,952 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_open [2019-10-03 01:39:17,952 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_close [2019-10-03 01:39:17,952 INFO L130 BoogieDeclarations]: Found specification of procedure __gameport_register_port [2019-10-03 01:39:17,952 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_unregister_port [2019-10-03 01:39:17,952 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_phys [2019-10-03 01:39:17,952 INFO L130 BoogieDeclarations]: Found specification of procedure __gameport_register_driver [2019-10-03 01:39:17,952 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_unregister_driver [2019-10-03 01:39:17,952 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_read [2019-10-03 01:39:17,952 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-03 01:39:17,953 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_start_polling [2019-10-03 01:39:17,953 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_stop_polling [2019-10-03 01:39:17,953 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2019-10-03 01:39:17,953 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_add_port [2019-10-03 01:39:17,953 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_attach_driver [2019-10-03 01:39:17,953 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_reconnect_port [2019-10-03 01:39:17,954 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_disconnect_port [2019-10-03 01:39:17,954 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_measure_speed [2019-10-03 01:39:17,954 INFO L130 BoogieDeclarations]: Found specification of procedure old_gameport_measure_speed [2019-10-03 01:39:17,954 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_run_poll_handler [2019-10-03 01:39:17,954 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 01:39:17,954 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_bind_driver [2019-10-03 01:39:17,955 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-03 01:39:17,955 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_find_driver [2019-10-03 01:39:17,955 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_get_event [2019-10-03 01:39:17,955 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_free_event [2019-10-03 01:39:17,955 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_remove_duplicate_events [2019-10-03 01:39:17,955 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_handle_events [2019-10-03 01:39:17,956 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_queue_event [2019-10-03 01:39:17,956 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_remove_pending_events [2019-10-03 01:39:17,956 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_get_pending_child [2019-10-03 01:39:17,956 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_description_show [2019-10-03 01:39:17,956 INFO L130 BoogieDeclarations]: Found specification of procedure drvctl_store [2019-10-03 01:39:17,956 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_release_port [2019-10-03 01:39:17,956 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_init_port [2019-10-03 01:39:17,957 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_destroy_port [2019-10-03 01:39:17,957 INFO L130 BoogieDeclarations]: Found specification of procedure description_show [2019-10-03 01:39:17,957 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_driver_probe [2019-10-03 01:39:17,957 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_driver_remove [2019-10-03 01:39:17,957 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_bus_match [2019-10-03 01:39:17,958 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_drv [2019-10-03 01:39:17,958 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-03 01:39:17,958 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_init [2019-10-03 01:39:17,958 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_exit [2019-10-03 01:39:17,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-03 01:39:17,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-03 01:39:17,959 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-03 01:39:17,959 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 01:39:17,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-03 01:39:17,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-03 01:39:17,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-03 01:39:17,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-03 01:39:17,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-03 01:39:17,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-10-03 01:39:17,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-10-03 01:39:17,960 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 01:39:17,960 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-03 01:39:17,961 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 01:39:17,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 01:39:17,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 01:39:17,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 01:39:17,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 01:39:19,207 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-03 01:39:21,167 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-10-03 01:39:21,738 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 01:39:21,739 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-03 01:39:21,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 01:39:21 BoogieIcfgContainer [2019-10-03 01:39:21,741 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 01:39:21,745 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 01:39:21,745 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 01:39:21,749 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 01:39:21,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 01:39:15" (1/3) ... [2019-10-03 01:39:21,751 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24a9fbf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 01:39:21, skipping insertion in model container [2019-10-03 01:39:21,751 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:39:17" (2/3) ... [2019-10-03 01:39:21,751 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24a9fbf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 01:39:21, skipping insertion in model container [2019-10-03 01:39:21,751 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 01:39:21" (3/3) ... [2019-10-03 01:39:21,757 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--input--gameport--gameport.ko-entry_point.cil.out.i [2019-10-03 01:39:21,767 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 01:39:21,778 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-03 01:39:21,796 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-03 01:39:21,826 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 01:39:21,826 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 01:39:21,827 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 01:39:21,827 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 01:39:21,827 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 01:39:21,827 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 01:39:21,827 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 01:39:21,827 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 01:39:21,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states. [2019-10-03 01:39:21,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-10-03 01:39:21,893 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:39:21,895 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 01:39:21,897 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:39:21,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:39:21,904 INFO L82 PathProgramCache]: Analyzing trace with hash -1919639748, now seen corresponding path program 1 times [2019-10-03 01:39:21,907 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:39:21,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:21,998 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:39:21,998 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:21,998 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:39:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:39:22,830 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2019-10-03 01:39:22,832 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:39:22,833 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 01:39:22,833 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:39:22,840 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 01:39:22,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 01:39:22,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:39:22,860 INFO L87 Difference]: Start difference. First operand 1031 states. Second operand 3 states. [2019-10-03 01:39:23,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:39:23,182 INFO L93 Difference]: Finished difference Result 1715 states and 2203 transitions. [2019-10-03 01:39:23,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 01:39:23,185 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 165 [2019-10-03 01:39:23,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:39:23,228 INFO L225 Difference]: With dead ends: 1715 [2019-10-03 01:39:23,229 INFO L226 Difference]: Without dead ends: 1672 [2019-10-03 01:39:23,232 INFO L640 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 [2019-10-03 01:39:23,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1672 states. [2019-10-03 01:39:23,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1672 to 1639. [2019-10-03 01:39:23,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1639 states. [2019-10-03 01:39:23,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1639 states and 2097 transitions. [2019-10-03 01:39:23,440 INFO L78 Accepts]: Start accepts. Automaton has 1639 states and 2097 transitions. Word has length 165 [2019-10-03 01:39:23,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:39:23,442 INFO L475 AbstractCegarLoop]: Abstraction has 1639 states and 2097 transitions. [2019-10-03 01:39:23,442 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 01:39:23,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 2097 transitions. [2019-10-03 01:39:23,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-10-03 01:39:23,448 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:39:23,448 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 01:39:23,449 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:39:23,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:39:23,449 INFO L82 PathProgramCache]: Analyzing trace with hash -578489622, now seen corresponding path program 1 times [2019-10-03 01:39:23,450 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:39:23,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:23,565 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:39:23,565 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:23,565 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:39:23,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:39:23,897 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2019-10-03 01:39:23,898 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:39:23,898 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 01:39:23,898 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:39:23,900 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 01:39:23,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 01:39:23,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-03 01:39:23,901 INFO L87 Difference]: Start difference. First operand 1639 states and 2097 transitions. Second operand 5 states. [2019-10-03 01:39:27,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:39:27,045 INFO L93 Difference]: Finished difference Result 6270 states and 8342 transitions. [2019-10-03 01:39:27,045 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 01:39:27,046 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 168 [2019-10-03 01:39:27,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:39:27,089 INFO L225 Difference]: With dead ends: 6270 [2019-10-03 01:39:27,089 INFO L226 Difference]: Without dead ends: 6270 [2019-10-03 01:39:27,090 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-03 01:39:27,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6270 states. [2019-10-03 01:39:27,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6270 to 6147. [2019-10-03 01:39:27,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6147 states. [2019-10-03 01:39:27,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6147 states to 6147 states and 8204 transitions. [2019-10-03 01:39:27,372 INFO L78 Accepts]: Start accepts. Automaton has 6147 states and 8204 transitions. Word has length 168 [2019-10-03 01:39:27,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:39:27,373 INFO L475 AbstractCegarLoop]: Abstraction has 6147 states and 8204 transitions. [2019-10-03 01:39:27,373 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 01:39:27,373 INFO L276 IsEmpty]: Start isEmpty. Operand 6147 states and 8204 transitions. [2019-10-03 01:39:27,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-10-03 01:39:27,376 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:39:27,377 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 01:39:27,377 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:39:27,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:39:27,377 INFO L82 PathProgramCache]: Analyzing trace with hash 1577720869, now seen corresponding path program 1 times [2019-10-03 01:39:27,377 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:39:27,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:27,386 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:39:27,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:27,387 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:39:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:39:27,783 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2019-10-03 01:39:27,784 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:39:27,784 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 01:39:27,784 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:39:27,784 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 01:39:27,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 01:39:27,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:39:27,785 INFO L87 Difference]: Start difference. First operand 6147 states and 8204 transitions. Second operand 3 states. [2019-10-03 01:39:27,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:39:27,874 INFO L93 Difference]: Finished difference Result 6138 states and 8186 transitions. [2019-10-03 01:39:27,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 01:39:27,874 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 164 [2019-10-03 01:39:27,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:39:27,929 INFO L225 Difference]: With dead ends: 6138 [2019-10-03 01:39:27,929 INFO L226 Difference]: Without dead ends: 6109 [2019-10-03 01:39:27,930 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:39:27,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6109 states. [2019-10-03 01:39:28,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6109 to 6102. [2019-10-03 01:39:28,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6102 states. [2019-10-03 01:39:28,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6102 states to 6102 states and 8131 transitions. [2019-10-03 01:39:28,178 INFO L78 Accepts]: Start accepts. Automaton has 6102 states and 8131 transitions. Word has length 164 [2019-10-03 01:39:28,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:39:28,180 INFO L475 AbstractCegarLoop]: Abstraction has 6102 states and 8131 transitions. [2019-10-03 01:39:28,180 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 01:39:28,180 INFO L276 IsEmpty]: Start isEmpty. Operand 6102 states and 8131 transitions. [2019-10-03 01:39:28,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-10-03 01:39:28,186 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:39:28,186 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 01:39:28,186 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:39:28,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:39:28,187 INFO L82 PathProgramCache]: Analyzing trace with hash 115679121, now seen corresponding path program 1 times [2019-10-03 01:39:28,187 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:39:28,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:28,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:39:28,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:28,197 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:39:28,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:39:28,491 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2019-10-03 01:39:28,491 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:39:28,492 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 01:39:28,492 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:39:28,492 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 01:39:28,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 01:39:28,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:39:28,493 INFO L87 Difference]: Start difference. First operand 6102 states and 8131 transitions. Second operand 3 states. [2019-10-03 01:39:28,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:39:28,722 INFO L93 Difference]: Finished difference Result 11566 states and 15333 transitions. [2019-10-03 01:39:28,722 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 01:39:28,723 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 187 [2019-10-03 01:39:28,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:39:28,829 INFO L225 Difference]: With dead ends: 11566 [2019-10-03 01:39:28,830 INFO L226 Difference]: Without dead ends: 11566 [2019-10-03 01:39:28,830 INFO L640 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 [2019-10-03 01:39:28,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11566 states. [2019-10-03 01:39:29,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11566 to 11562. [2019-10-03 01:39:29,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11562 states. [2019-10-03 01:39:29,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11562 states to 11562 states and 15330 transitions. [2019-10-03 01:39:29,435 INFO L78 Accepts]: Start accepts. Automaton has 11562 states and 15330 transitions. Word has length 187 [2019-10-03 01:39:29,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:39:29,435 INFO L475 AbstractCegarLoop]: Abstraction has 11562 states and 15330 transitions. [2019-10-03 01:39:29,435 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 01:39:29,435 INFO L276 IsEmpty]: Start isEmpty. Operand 11562 states and 15330 transitions. [2019-10-03 01:39:29,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-10-03 01:39:29,442 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:39:29,443 INFO L411 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 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] [2019-10-03 01:39:29,443 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:39:29,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:39:29,443 INFO L82 PathProgramCache]: Analyzing trace with hash 1075863321, now seen corresponding path program 1 times [2019-10-03 01:39:29,444 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:39:29,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:29,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:39:29,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:29,451 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:39:29,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:39:29,763 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2019-10-03 01:39:29,763 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:39:29,763 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 01:39:29,764 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:39:29,764 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 01:39:29,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 01:39:29,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:39:29,765 INFO L87 Difference]: Start difference. First operand 11562 states and 15330 transitions. Second operand 3 states. [2019-10-03 01:39:30,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:39:30,303 INFO L93 Difference]: Finished difference Result 17286 states and 22897 transitions. [2019-10-03 01:39:30,304 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 01:39:30,304 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 206 [2019-10-03 01:39:30,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:39:30,428 INFO L225 Difference]: With dead ends: 17286 [2019-10-03 01:39:30,428 INFO L226 Difference]: Without dead ends: 17286 [2019-10-03 01:39:30,428 INFO L640 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 [2019-10-03 01:39:30,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17286 states. [2019-10-03 01:39:30,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17286 to 17282. [2019-10-03 01:39:30,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17282 states. [2019-10-03 01:39:31,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17282 states to 17282 states and 22894 transitions. [2019-10-03 01:39:31,042 INFO L78 Accepts]: Start accepts. Automaton has 17282 states and 22894 transitions. Word has length 206 [2019-10-03 01:39:31,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:39:31,043 INFO L475 AbstractCegarLoop]: Abstraction has 17282 states and 22894 transitions. [2019-10-03 01:39:31,043 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 01:39:31,043 INFO L276 IsEmpty]: Start isEmpty. Operand 17282 states and 22894 transitions. [2019-10-03 01:39:31,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-10-03 01:39:31,049 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:39:31,049 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 01:39:31,049 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:39:31,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:39:31,050 INFO L82 PathProgramCache]: Analyzing trace with hash 1153934882, now seen corresponding path program 1 times [2019-10-03 01:39:31,050 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:39:31,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:31,060 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:39:31,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:31,060 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:39:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:39:32,166 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2019-10-03 01:39:32,167 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:39:32,167 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 01:39:32,167 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:39:32,168 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 01:39:32,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 01:39:32,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-03 01:39:32,169 INFO L87 Difference]: Start difference. First operand 17282 states and 22894 transitions. Second operand 5 states. [2019-10-03 01:39:33,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:39:33,573 INFO L93 Difference]: Finished difference Result 17282 states and 22846 transitions. [2019-10-03 01:39:33,573 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 01:39:33,574 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 222 [2019-10-03 01:39:33,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:39:33,655 INFO L225 Difference]: With dead ends: 17282 [2019-10-03 01:39:33,655 INFO L226 Difference]: Without dead ends: 17282 [2019-10-03 01:39:33,655 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-03 01:39:33,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17282 states. [2019-10-03 01:39:34,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17282 to 17234. [2019-10-03 01:39:34,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17234 states. [2019-10-03 01:39:34,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17234 states to 17234 states and 22768 transitions. [2019-10-03 01:39:34,318 INFO L78 Accepts]: Start accepts. Automaton has 17234 states and 22768 transitions. Word has length 222 [2019-10-03 01:39:34,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:39:34,318 INFO L475 AbstractCegarLoop]: Abstraction has 17234 states and 22768 transitions. [2019-10-03 01:39:34,319 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 01:39:34,319 INFO L276 IsEmpty]: Start isEmpty. Operand 17234 states and 22768 transitions. [2019-10-03 01:39:34,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-10-03 01:39:34,323 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:39:34,324 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 01:39:34,324 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:39:34,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:39:34,325 INFO L82 PathProgramCache]: Analyzing trace with hash -1107584045, now seen corresponding path program 1 times [2019-10-03 01:39:34,325 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:39:34,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:34,333 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:39:34,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:34,333 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:39:34,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:39:34,716 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2019-10-03 01:39:34,716 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:39:34,716 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-03 01:39:34,716 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:39:34,717 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-03 01:39:34,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-03 01:39:34,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-03 01:39:34,718 INFO L87 Difference]: Start difference. First operand 17234 states and 22768 transitions. Second operand 6 states. [2019-10-03 01:39:34,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:39:34,897 INFO L93 Difference]: Finished difference Result 17450 states and 23128 transitions. [2019-10-03 01:39:34,898 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 01:39:34,898 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 219 [2019-10-03 01:39:34,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:39:34,972 INFO L225 Difference]: With dead ends: 17450 [2019-10-03 01:39:34,972 INFO L226 Difference]: Without dead ends: 17450 [2019-10-03 01:39:34,973 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-03 01:39:34,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17450 states. [2019-10-03 01:39:35,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17450 to 17414. [2019-10-03 01:39:35,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17414 states. [2019-10-03 01:39:35,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17414 states to 17414 states and 23032 transitions. [2019-10-03 01:39:35,437 INFO L78 Accepts]: Start accepts. Automaton has 17414 states and 23032 transitions. Word has length 219 [2019-10-03 01:39:35,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:39:35,438 INFO L475 AbstractCegarLoop]: Abstraction has 17414 states and 23032 transitions. [2019-10-03 01:39:35,438 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-03 01:39:35,438 INFO L276 IsEmpty]: Start isEmpty. Operand 17414 states and 23032 transitions. [2019-10-03 01:39:35,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2019-10-03 01:39:35,444 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:39:35,444 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 01:39:35,444 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:39:35,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:39:35,445 INFO L82 PathProgramCache]: Analyzing trace with hash 1800922712, now seen corresponding path program 1 times [2019-10-03 01:39:35,445 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:39:35,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:35,454 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:39:35,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:35,455 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:39:35,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:39:35,929 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2019-10-03 01:39:35,929 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:39:35,930 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 01:39:35,930 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:39:35,931 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 01:39:35,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 01:39:35,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:39:35,932 INFO L87 Difference]: Start difference. First operand 17414 states and 23032 transitions. Second operand 3 states. [2019-10-03 01:39:36,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:39:36,248 INFO L93 Difference]: Finished difference Result 17366 states and 22894 transitions. [2019-10-03 01:39:36,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 01:39:36,248 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 231 [2019-10-03 01:39:36,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:39:36,308 INFO L225 Difference]: With dead ends: 17366 [2019-10-03 01:39:36,308 INFO L226 Difference]: Without dead ends: 17366 [2019-10-03 01:39:36,309 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:39:36,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17366 states. [2019-10-03 01:39:36,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17366 to 17366. [2019-10-03 01:39:36,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17366 states. [2019-10-03 01:39:36,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17366 states to 17366 states and 22894 transitions. [2019-10-03 01:39:36,683 INFO L78 Accepts]: Start accepts. Automaton has 17366 states and 22894 transitions. Word has length 231 [2019-10-03 01:39:36,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:39:36,683 INFO L475 AbstractCegarLoop]: Abstraction has 17366 states and 22894 transitions. [2019-10-03 01:39:36,683 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 01:39:36,684 INFO L276 IsEmpty]: Start isEmpty. Operand 17366 states and 22894 transitions. [2019-10-03 01:39:36,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-10-03 01:39:36,689 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:39:36,689 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 01:39:36,689 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:39:36,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:39:36,690 INFO L82 PathProgramCache]: Analyzing trace with hash -806002064, now seen corresponding path program 1 times [2019-10-03 01:39:36,690 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:39:36,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:36,697 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:39:36,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:36,698 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:39:36,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:39:37,005 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2019-10-03 01:39:37,005 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:39:37,005 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 01:39:37,006 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:39:37,006 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 01:39:37,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 01:39:37,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:39:37,007 INFO L87 Difference]: Start difference. First operand 17366 states and 22894 transitions. Second operand 3 states. [2019-10-03 01:39:37,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:39:37,156 INFO L93 Difference]: Finished difference Result 17318 states and 22756 transitions. [2019-10-03 01:39:37,157 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 01:39:37,157 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 232 [2019-10-03 01:39:37,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:39:37,247 INFO L225 Difference]: With dead ends: 17318 [2019-10-03 01:39:37,248 INFO L226 Difference]: Without dead ends: 17318 [2019-10-03 01:39:37,248 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:39:37,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17318 states. [2019-10-03 01:39:37,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17318 to 17318. [2019-10-03 01:39:37,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17318 states. [2019-10-03 01:39:37,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17318 states to 17318 states and 22756 transitions. [2019-10-03 01:39:37,675 INFO L78 Accepts]: Start accepts. Automaton has 17318 states and 22756 transitions. Word has length 232 [2019-10-03 01:39:37,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:39:37,675 INFO L475 AbstractCegarLoop]: Abstraction has 17318 states and 22756 transitions. [2019-10-03 01:39:37,675 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 01:39:37,675 INFO L276 IsEmpty]: Start isEmpty. Operand 17318 states and 22756 transitions. [2019-10-03 01:39:37,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2019-10-03 01:39:37,680 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:39:37,680 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 01:39:37,681 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:39:37,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:39:37,681 INFO L82 PathProgramCache]: Analyzing trace with hash 1825448239, now seen corresponding path program 1 times [2019-10-03 01:39:37,681 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:39:37,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:37,690 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:39:37,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:37,690 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:39:37,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:39:38,136 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2019-10-03 01:39:38,136 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:39:38,137 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 01:39:38,137 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:39:38,137 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 01:39:38,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 01:39:38,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-03 01:39:38,138 INFO L87 Difference]: Start difference. First operand 17318 states and 22756 transitions. Second operand 5 states. [2019-10-03 01:39:40,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:39:40,061 INFO L93 Difference]: Finished difference Result 17318 states and 22636 transitions. [2019-10-03 01:39:40,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 01:39:40,062 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 233 [2019-10-03 01:39:40,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:39:40,128 INFO L225 Difference]: With dead ends: 17318 [2019-10-03 01:39:40,129 INFO L226 Difference]: Without dead ends: 17318 [2019-10-03 01:39:40,129 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-03 01:39:40,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17318 states. [2019-10-03 01:39:40,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17318 to 17270. [2019-10-03 01:39:40,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17270 states. [2019-10-03 01:39:40,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17270 states to 17270 states and 22588 transitions. [2019-10-03 01:39:40,500 INFO L78 Accepts]: Start accepts. Automaton has 17270 states and 22588 transitions. Word has length 233 [2019-10-03 01:39:40,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:39:40,504 INFO L475 AbstractCegarLoop]: Abstraction has 17270 states and 22588 transitions. [2019-10-03 01:39:40,504 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 01:39:40,504 INFO L276 IsEmpty]: Start isEmpty. Operand 17270 states and 22588 transitions. [2019-10-03 01:39:40,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2019-10-03 01:39:40,509 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:39:40,510 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 01:39:40,510 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:39:40,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:39:40,511 INFO L82 PathProgramCache]: Analyzing trace with hash -746297635, now seen corresponding path program 1 times [2019-10-03 01:39:40,511 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:39:40,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:40,520 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:39:40,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:40,521 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:39:40,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:39:40,760 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2019-10-03 01:39:40,761 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:39:40,761 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 01:39:40,761 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:39:40,762 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 01:39:40,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 01:39:40,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:39:40,762 INFO L87 Difference]: Start difference. First operand 17270 states and 22588 transitions. Second operand 3 states. [2019-10-03 01:39:41,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:39:41,005 INFO L93 Difference]: Finished difference Result 32000 states and 41823 transitions. [2019-10-03 01:39:41,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 01:39:41,006 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 227 [2019-10-03 01:39:41,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:39:41,147 INFO L225 Difference]: With dead ends: 32000 [2019-10-03 01:39:41,147 INFO L226 Difference]: Without dead ends: 32000 [2019-10-03 01:39:41,149 INFO L640 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 [2019-10-03 01:39:41,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32000 states. [2019-10-03 01:39:41,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32000 to 31996. [2019-10-03 01:39:41,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31996 states. [2019-10-03 01:39:42,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31996 states to 31996 states and 41820 transitions. [2019-10-03 01:39:42,007 INFO L78 Accepts]: Start accepts. Automaton has 31996 states and 41820 transitions. Word has length 227 [2019-10-03 01:39:42,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:39:42,008 INFO L475 AbstractCegarLoop]: Abstraction has 31996 states and 41820 transitions. [2019-10-03 01:39:42,008 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 01:39:42,009 INFO L276 IsEmpty]: Start isEmpty. Operand 31996 states and 41820 transitions. [2019-10-03 01:39:42,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2019-10-03 01:39:42,018 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:39:42,018 INFO L411 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 01:39:42,018 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:39:42,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:39:42,019 INFO L82 PathProgramCache]: Analyzing trace with hash 2102979502, now seen corresponding path program 1 times [2019-10-03 01:39:42,019 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:39:42,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:42,027 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:39:42,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:42,028 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:39:42,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:39:42,365 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2019-10-03 01:39:42,366 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:39:42,366 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 01:39:42,366 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:39:42,367 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 01:39:42,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 01:39:42,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:39:42,368 INFO L87 Difference]: Start difference. First operand 31996 states and 41820 transitions. Second operand 3 states. [2019-10-03 01:39:42,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:39:42,570 INFO L93 Difference]: Finished difference Result 32020 states and 41844 transitions. [2019-10-03 01:39:42,570 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 01:39:42,571 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 228 [2019-10-03 01:39:42,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:39:42,689 INFO L225 Difference]: With dead ends: 32020 [2019-10-03 01:39:42,690 INFO L226 Difference]: Without dead ends: 32020 [2019-10-03 01:39:42,690 INFO L640 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 [2019-10-03 01:39:42,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32020 states. [2019-10-03 01:39:43,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32020 to 32020. [2019-10-03 01:39:43,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32020 states. [2019-10-03 01:39:44,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32020 states to 32020 states and 41844 transitions. [2019-10-03 01:39:44,741 INFO L78 Accepts]: Start accepts. Automaton has 32020 states and 41844 transitions. Word has length 228 [2019-10-03 01:39:44,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:39:44,742 INFO L475 AbstractCegarLoop]: Abstraction has 32020 states and 41844 transitions. [2019-10-03 01:39:44,742 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 01:39:44,742 INFO L276 IsEmpty]: Start isEmpty. Operand 32020 states and 41844 transitions. [2019-10-03 01:39:44,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2019-10-03 01:39:44,750 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:39:44,750 INFO L411 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 01:39:44,750 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:39:44,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:39:44,751 INFO L82 PathProgramCache]: Analyzing trace with hash -268759760, now seen corresponding path program 1 times [2019-10-03 01:39:44,751 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:39:44,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:44,759 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:39:44,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:39:44,759 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:39:45,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:39:45,269 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 433 trivial. 0 not checked. [2019-10-03 01:39:45,269 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-03 01:39:45,269 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-03 01:39:45,271 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 229 with the following transitions: [2019-10-03 01:39:45,273 INFO L207 CegarAbsIntRunner]: [167], [168], [174], [175], [180], [181], [182], [198], [201], [204], [253], [254], [263], [264], [265], [266], [287], [289], [293], [299], [302], [578], [586], [616], [622], [623], [652], [654], [655], [658], [659], [674], [676], [677], [761], [763], [766], [768], [781], [783], [785], [787], [789], [791], [793], [795], [797], [799], [801], [804], [806], [808], [841], [914], [947], [959], [971], [1004], [1007], [1010], [1022], [1025], [1028], [1030], [1033], [1035], [1043], [1062], [1065], [1068], [1071], [1074], [1144], [1150], [1156], [1162], [1165], [1247], [1250], [1309], [1311], [1316], [1324], [1356], [1863], [1865], [1866], [1962], [1963], [1964], [1966], [1978], [1979], [1982], [2034], [2044], [2045], [2050], [2051], [2086], [2087], [2094], [2095], [2096], [2097], [2098], [2099], [2100], [2101], [2102], [2103], [2104], [2105], [2106], [2107], [2108], [2109], [2110], [2111], [2112], [2113], [2114], [2115], [2116], [2117], [2118], [2119], [2148], [2149], [2150], [2151], [2154], [2182], [2214], [2242], [2254], [2410], [2411], [2412], [2420], [2421] [2019-10-03 01:39:45,355 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-03 01:39:45,355 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 01:39:45,562 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 01:39:45,564 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 201 root evaluator evaluations with a maximum evaluation depth of 0. Performed 201 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 374 variables. [2019-10-03 01:39:45,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:39:45,569 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-03 01:39:45,701 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-03 01:39:45,701 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-03 01:39:45,709 INFO L420 sIntCurrentIteration]: We unified 227 AI predicates to 227 [2019-10-03 01:39:45,710 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-03 01:39:45,710 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-03 01:39:45,711 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 6 [2019-10-03 01:39:45,711 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:39:45,711 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 01:39:45,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 01:39:45,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 01:39:45,712 INFO L87 Difference]: Start difference. First operand 32020 states and 41844 transitions. Second operand 2 states. [2019-10-03 01:39:45,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:39:45,713 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-03 01:39:45,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 01:39:45,713 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 228 [2019-10-03 01:39:45,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:39:45,713 INFO L225 Difference]: With dead ends: 2 [2019-10-03 01:39:45,713 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 01:39:45,714 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 01:39:45,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 01:39:45,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 01:39:45,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 01:39:45,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 01:39:45,715 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 228 [2019-10-03 01:39:45,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:39:45,715 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 01:39:45,715 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 01:39:45,715 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 01:39:45,715 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 01:39:45,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 01:39:45 BoogieIcfgContainer [2019-10-03 01:39:45,721 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 01:39:45,723 INFO L168 Benchmark]: Toolchain (without parser) took 30301.55 ms. Allocated memory was 138.4 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 79.4 MB in the beginning and 907.0 MB in the end (delta: -827.6 MB). Peak memory consumption was 369.4 MB. Max. memory is 7.1 GB. [2019-10-03 01:39:45,725 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-03 01:39:45,727 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2075.64 ms. Allocated memory was 138.4 MB in the beginning and 276.3 MB in the end (delta: 137.9 MB). Free memory was 79.2 MB in the beginning and 234.5 MB in the end (delta: -155.2 MB). Peak memory consumption was 107.2 MB. Max. memory is 7.1 GB. [2019-10-03 01:39:45,733 INFO L168 Benchmark]: Boogie Preprocessor took 295.62 ms. Allocated memory is still 276.3 MB. Free memory was 234.5 MB in the beginning and 217.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. [2019-10-03 01:39:45,734 INFO L168 Benchmark]: RCFGBuilder took 3947.58 ms. Allocated memory was 276.3 MB in the beginning and 377.0 MB in the end (delta: 100.7 MB). Free memory was 217.3 MB in the beginning and 211.0 MB in the end (delta: 6.3 MB). Peak memory consumption was 158.3 MB. Max. memory is 7.1 GB. [2019-10-03 01:39:45,736 INFO L168 Benchmark]: TraceAbstraction took 23976.46 ms. Allocated memory was 377.0 MB in the beginning and 1.3 GB in the end (delta: 958.4 MB). Free memory was 211.0 MB in the beginning and 907.0 MB in the end (delta: -696.0 MB). Peak memory consumption was 262.4 MB. Max. memory is 7.1 GB. [2019-10-03 01:39:45,749 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2075.64 ms. Allocated memory was 138.4 MB in the beginning and 276.3 MB in the end (delta: 137.9 MB). Free memory was 79.2 MB in the beginning and 234.5 MB in the end (delta: -155.2 MB). Peak memory consumption was 107.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 295.62 ms. Allocated memory is still 276.3 MB. Free memory was 234.5 MB in the beginning and 217.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3947.58 ms. Allocated memory was 276.3 MB in the beginning and 377.0 MB in the end (delta: 100.7 MB). Free memory was 217.3 MB in the beginning and 211.0 MB in the end (delta: 6.3 MB). Peak memory consumption was 158.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23976.46 ms. Allocated memory was 377.0 MB in the beginning and 1.3 GB in the end (delta: 958.4 MB). Free memory was 211.0 MB in the beginning and 907.0 MB in the end (delta: -696.0 MB). Peak memory consumption was 262.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4664]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 161 procedures, 1155 locations, 1 error locations. SAFE Result, 23.9s OverallTime, 13 OverallIterations, 11 TraceHistogramMax, 9.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15852 SDtfs, 13181 SDslu, 14765 SDs, 0 SdLazy, 2110 SolverSat, 404 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 285 GetRequests, 258 SyntacticMatches, 5 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32020occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 2.947136563876652 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 7.1s AutomataMinimizationTime, 13 MinimizatonAttempts, 307 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 2710 NumberOfCodeBlocks, 2710 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2697 ConstructedInterpolants, 0 QuantifiedInterpolants, 672400 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 12 PerfectInterpolantSequences, 5562/5632 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...