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--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 01:40:18,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 01:40:18,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 01:40:18,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 01:40:18,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 01:40:18,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 01:40:18,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 01:40:18,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 01:40:18,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 01:40:18,327 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 01:40:18,328 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 01:40:18,329 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 01:40:18,330 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 01:40:18,331 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 01:40:18,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 01:40:18,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 01:40:18,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 01:40:18,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 01:40:18,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 01:40:18,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 01:40:18,343 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 01:40:18,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 01:40:18,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 01:40:18,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 01:40:18,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 01:40:18,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 01:40:18,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 01:40:18,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 01:40:18,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 01:40:18,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 01:40:18,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 01:40:18,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 01:40:18,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 01:40:18,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 01:40:18,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 01:40:18,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 01:40:18,367 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 01:40:18,367 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 01:40:18,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 01:40:18,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 01:40:18,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 01:40:18,374 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 01:40:18,392 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 01:40:18,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 01:40:18,394 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 01:40:18,395 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 01:40:18,395 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 01:40:18,395 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 01:40:18,396 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 01:40:18,396 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 01:40:18,396 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 01:40:18,396 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 01:40:18,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 01:40:18,399 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 01:40:18,399 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 01:40:18,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 01:40:18,400 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 01:40:18,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 01:40:18,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 01:40:18,401 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 01:40:18,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 01:40:18,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 01:40:18,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 01:40:18,401 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 01:40:18,402 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 01:40:18,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 01:40:18,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 01:40:18,402 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 01:40:18,403 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 01:40:18,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 01:40:18,403 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 01:40:18,403 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 01:40:18,466 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 01:40:18,487 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 01:40:18,491 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 01:40:18,492 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 01:40:18,493 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 01:40:18,494 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2019-10-03 01:40:18,566 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/874b1ee35/7b794a9ff4dd46b89f183be76736ffc8/FLAG543e46779 [2019-10-03 01:40:19,389 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 01:40:19,390 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2019-10-03 01:40:19,425 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/874b1ee35/7b794a9ff4dd46b89f183be76736ffc8/FLAG543e46779 [2019-10-03 01:40:19,895 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/874b1ee35/7b794a9ff4dd46b89f183be76736ffc8 [2019-10-03 01:40:19,905 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 01:40:19,907 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 01:40:19,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 01:40:19,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 01:40:19,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 01:40:19,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 01:40:19" (1/1) ... [2019-10-03 01:40:19,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fb7e4b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:19, skipping insertion in model container [2019-10-03 01:40:19,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 01:40:19" (1/1) ... [2019-10-03 01:40:19,924 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 01:40:20,068 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 01:40:22,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 01:40:22,319 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 01:40:22,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 01:40:22,940 INFO L192 MainTranslator]: Completed translation [2019-10-03 01:40:22,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:22 WrapperNode [2019-10-03 01:40:22,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 01:40:22,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 01:40:22,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 01:40:22,942 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 01:40:22,958 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:22" (1/1) ... [2019-10-03 01:40:22,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:22" (1/1) ... [2019-10-03 01:40:23,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:22" (1/1) ... [2019-10-03 01:40:23,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:22" (1/1) ... [2019-10-03 01:40:23,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:22" (1/1) ... [2019-10-03 01:40:23,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:22" (1/1) ... [2019-10-03 01:40:23,301 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:22" (1/1) ... [2019-10-03 01:40:23,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 01:40:23,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 01:40:23,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 01:40:23,349 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 01:40:23,351 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:22" (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 01:40:23,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 01:40:23,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 01:40:23,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-03 01:40:23,429 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-10-03 01:40:23,430 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-03 01:40:23,430 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-03 01:40:23,430 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-10-03 01:40:23,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_set [2019-10-03 01:40:23,430 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-10-03 01:40:23,431 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-10-03 01:40:23,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-03 01:40:23,434 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-03 01:40:23,434 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-03 01:40:23,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-03 01:40:23,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-03 01:40:23,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-03 01:40:23,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-03 01:40:23,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-03 01:40:23,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-03 01:40:23,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-03 01:40:23,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-03 01:40:23,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-03 01:40:23,438 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing [2019-10-03 01:40:23,438 INFO L138 BoogieDeclarations]: Found implementation of procedure try_to_freeze_unsafe [2019-10-03 01:40:23,438 INFO L138 BoogieDeclarations]: Found implementation of procedure try_to_freeze [2019-10-03 01:40:23,439 INFO L138 BoogieDeclarations]: Found implementation of procedure freezer_do_not_count [2019-10-03 01:40:23,439 INFO L138 BoogieDeclarations]: Found implementation of procedure freezer_count [2019-10-03 01:40:23,440 INFO L138 BoogieDeclarations]: Found implementation of procedure freezable_schedule_hrtimeout_range [2019-10-03 01:40:23,440 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-03 01:40:23,441 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-03 01:40:23,441 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-10-03 01:40:23,441 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2019-10-03 01:40:23,441 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-03 01:40:23,441 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-03 01:40:23,442 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_adapdata [2019-10-03 01:40:23,442 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_demod_write [2019-10-03 01:40:23,442 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_lnb_ctrl [2019-10-03 01:40:23,442 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_find_adapter [2019-10-03 01:40:23,443 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_tuner_power [2019-10-03 01:40:23,443 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_lna [2019-10-03 01:40:23,443 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_voltage [2019-10-03 01:40:23,443 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_fe_init [2019-10-03 01:40:23,444 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_attach_fe [2019-10-03 01:40:23,444 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_fetch_thread [2019-10-03 01:40:23,445 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_streaming [2019-10-03 01:40:23,445 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_streaming [2019-10-03 01:40:23,445 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_feed [2019-10-03 01:40:23,445 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_feed [2019-10-03 01:40:23,446 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_alloc_adapter [2019-10-03 01:40:23,446 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_cleanup_adapter [2019-10-03 01:40:23,446 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_suspend [2019-10-03 01:40:23,446 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_resume [2019-10-03 01:40:23,447 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_remove [2019-10-03 01:40:23,447 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_probe [2019-10-03 01:40:23,447 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_driver_init [2019-10-03 01:40:23,447 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_driver_exit [2019-10-03 01:40:23,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_i2c_algorithm_3 [2019-10-03 01:40:23,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_pm_ops_2 [2019-10-03 01:40:23,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_1 [2019-10-03 01:40:23,448 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 01:40:23,448 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-03 01:40:23,448 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-03 01:40:23,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_5 [2019-10-03 01:40:23,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_6 [2019-10-03 01:40:23,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_7 [2019-10-03 01:40:23,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_8 [2019-10-03 01:40:23,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_9 [2019-10-03 01:40:23,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_10 [2019-10-03 01:40:23,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_11 [2019-10-03 01:40:23,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_12 [2019-10-03 01:40:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2019-10-03 01:40:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2019-10-03 01:40:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_adapdata [2019-10-03 01:40:23,452 INFO L138 BoogieDeclarations]: Found implementation of procedure cmdbuf_add [2019-10-03 01:40:23,453 INFO L138 BoogieDeclarations]: Found implementation of procedure put_end [2019-10-03 01:40:23,453 INFO L138 BoogieDeclarations]: Found implementation of procedure put_start [2019-10-03 01:40:23,453 INFO L138 BoogieDeclarations]: Found implementation of procedure put_byte_write [2019-10-03 01:40:23,453 INFO L138 BoogieDeclarations]: Found implementation of procedure put_byte_read [2019-10-03 01:40:23,454 INFO L138 BoogieDeclarations]: Found implementation of procedure put_stop [2019-10-03 01:40:23,454 INFO L138 BoogieDeclarations]: Found implementation of procedure translate [2019-10-03 01:40:23,455 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_i2c_result [2019-10-03 01:40:23,455 INFO L138 BoogieDeclarations]: Found implementation of procedure send_i2c_cmd [2019-10-03 01:40:23,455 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_all_demods [2019-10-03 01:40:23,455 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_all_mxl301rf [2019-10-03 01:40:23,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_reset [2019-10-03 01:40:23,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_master_xfer [2019-10-03 01:40:23,457 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_functionality [2019-10-03 01:40:23,457 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_base [2019-10-03 01:40:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_dma [2019-10-03 01:40:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_dma [2019-10-03 01:40:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure next_unit [2019-10-03 01:40:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_proc_dma [2019-10-03 01:40:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_dmabuf [2019-10-03 01:40:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_free_dmabuf [2019-10-03 01:40:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_alloc_dmabuf [2019-10-03 01:40:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-03 01:40:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-03 01:40:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-03 01:40:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-03 01:40:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-03 01:40:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-10-03 01:40:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-10-03 01:40:23,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-10-03 01:40:23,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-10-03 01:40:23,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-10-03 01:40:23,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-03 01:40:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-03 01:40:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-10-03 01:40:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-03 01:40:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-03 01:40:23,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __refrigerator [2019-10-03 01:40:23,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-10-03 01:40:23,462 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-03 01:40:23,462 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_check_no_locks_held [2019-10-03 01:40:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-03 01:40:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-03 01:40:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-03 01:40:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-03 01:40:23,465 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-03 01:40:23,465 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2019-10-03 01:40:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_init [2019-10-03 01:40:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2019-10-03 01:40:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_swfilter_packets [2019-10-03 01:40:23,467 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_init [2019-10-03 01:40:23,467 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2019-10-03 01:40:23,468 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_resume [2019-10-03 01:40:23,468 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_suspend [2019-10-03 01:40:23,468 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_adapter [2019-10-03 01:40:23,468 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_frontend [2019-10-03 01:40:23,468 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2019-10-03 01:40:23,469 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_frontend [2019-10-03 01:40:23,470 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing_slow_path [2019-10-03 01:40:23,470 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_add_adapter [2019-10-03 01:40:23,470 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2019-10-03 01:40:23,470 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_new_device [2019-10-03 01:40:23,470 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2019-10-03 01:40:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_unregister_device [2019-10-03 01:40:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-10-03 01:40:23,472 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-10-03 01:40:23,475 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_create_on_node [2019-10-03 01:40:23,476 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_freezable_should_stop [2019-10-03 01:40:23,477 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2019-10-03 01:40:23,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_complete_2 [2019-10-03 01:40:23,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_late_2 [2019-10-03 01:40:23,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_noirq_2 [2019-10-03 01:40:23,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-03 01:40:23,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_late_2 [2019-10-03 01:40:23,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_noirq_2 [2019-10-03 01:40:23,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_prepare_2 [2019-10-03 01:40:23,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_early_2 [2019-10-03 01:40:23,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_noirq_2 [2019-10-03 01:40:23,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_2 [2019-10-03 01:40:23,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_noirq_2 [2019-10-03 01:40:23,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2019-10-03 01:40:23,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_2 [2019-10-03 01:40:23,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_noirq_2 [2019-10-03 01:40:23,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_early_2 [2019-10-03 01:40:23,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_noirq_2 [2019-10-03 01:40:23,486 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-03 01:40:23,487 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-10-03 01:40:23,487 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-03 01:40:23,487 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-10-03 01:40:23,487 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-03 01:40:23,487 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-03 01:40:23,487 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2019-10-03 01:40:23,487 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-10-03 01:40:23,488 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-03 01:40:23,488 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-03 01:40:23,488 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-03 01:40:23,488 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-03 01:40:23,488 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_hrtimeout_range [2019-10-03 01:40:23,488 INFO L138 BoogieDeclarations]: Found implementation of procedure set_freezable [2019-10-03 01:40:23,488 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-03 01:40:23,489 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2019-10-03 01:40:23,489 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2019-10-03 01:40:23,489 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-03 01:40:23,489 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-03 01:40:23,489 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-03 01:40:23,490 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-03 01:40:23,490 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-03 01:40:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 01:40:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-03 01:40:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-10-03 01:40:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-03 01:40:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-10-03 01:40:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-03 01:40:23,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-03 01:40:23,491 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-03 01:40:23,491 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-03 01:40:23,491 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-03 01:40:23,492 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-03 01:40:23,492 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-10-03 01:40:23,492 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-03 01:40:23,492 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-03 01:40:23,492 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-10-03 01:40:23,493 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-03 01:40:23,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 01:40:23,493 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-10-03 01:40:23,493 INFO L130 BoogieDeclarations]: Found specification of procedure debug_check_no_locks_held [2019-10-03 01:40:23,493 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-03 01:40:23,494 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-10-03 01:40:23,494 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-03 01:40:23,494 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_set [2019-10-03 01:40:23,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 01:40:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 01:40:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 01:40:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-10-03 01:40:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-10-03 01:40:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-10-03 01:40:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-10-03 01:40:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_5 [2019-10-03 01:40:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_6 [2019-10-03 01:40:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_7 [2019-10-03 01:40:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_8 [2019-10-03 01:40:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_9 [2019-10-03 01:40:23,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_10 [2019-10-03 01:40:23,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-10-03 01:40:23,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-10-03 01:40:23,497 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_hrtimeout_range [2019-10-03 01:40:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2019-10-03 01:40:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-10-03 01:40:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 01:40:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-10-03 01:40:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-03 01:40:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-03 01:40:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-03 01:40:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-03 01:40:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-03 01:40:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 01:40:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-03 01:40:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 01:40:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-03 01:40:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-03 01:40:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 01:40:23,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 01:40:23,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-03 01:40:23,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-03 01:40:23,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-03 01:40:23,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-03 01:40:23,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-03 01:40:23,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-03 01:40:23,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-03 01:40:23,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-03 01:40:23,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-03 01:40:23,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_i2c_algorithm_3 [2019-10-03 01:40:23,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_pm_ops_2 [2019-10-03 01:40:23,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_1 [2019-10-03 01:40:23,503 INFO L130 BoogieDeclarations]: Found specification of procedure freezing_slow_path [2019-10-03 01:40:23,503 INFO L130 BoogieDeclarations]: Found specification of procedure freezing [2019-10-03 01:40:23,504 INFO L130 BoogieDeclarations]: Found specification of procedure __refrigerator [2019-10-03 01:40:23,504 INFO L130 BoogieDeclarations]: Found specification of procedure try_to_freeze_unsafe [2019-10-03 01:40:23,504 INFO L130 BoogieDeclarations]: Found specification of procedure try_to_freeze [2019-10-03 01:40:23,504 INFO L130 BoogieDeclarations]: Found specification of procedure set_freezable [2019-10-03 01:40:23,504 INFO L130 BoogieDeclarations]: Found specification of procedure freezer_do_not_count [2019-10-03 01:40:23,504 INFO L130 BoogieDeclarations]: Found specification of procedure freezer_count [2019-10-03 01:40:23,504 INFO L130 BoogieDeclarations]: Found specification of procedure freezable_schedule_hrtimeout_range [2019-10-03 01:40:23,505 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_create_on_node [2019-10-03 01:40:23,505 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2019-10-03 01:40:23,505 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_freezable_should_stop [2019-10-03 01:40:23,505 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-03 01:40:23,505 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-03 01:40:23,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 01:40:23,506 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-03 01:40:23,506 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-03 01:40:23,506 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-03 01:40:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-10-03 01:40:23,511 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-10-03 01:40:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-03 01:40:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-03 01:40:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-03 01:40:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-03 01:40:23,516 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-03 01:40:23,516 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-03 01:40:23,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_11 [2019-10-03 01:40:23,517 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-03 01:40:23,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_12 [2019-10-03 01:40:23,517 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2019-10-03 01:40:23,518 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-03 01:40:23,518 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2019-10-03 01:40:23,518 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-03 01:40:23,518 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-03 01:40:23,518 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2019-10-03 01:40:23,518 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2019-10-03 01:40:23,519 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2019-10-03 01:40:23,519 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2019-10-03 01:40:23,520 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2019-10-03 01:40:23,520 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2019-10-03 01:40:23,520 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2019-10-03 01:40:23,520 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2019-10-03 01:40:23,520 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_new_device [2019-10-03 01:40:23,521 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_unregister_device [2019-10-03 01:40:23,521 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_adapdata [2019-10-03 01:40:23,521 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_add_adapter [2019-10-03 01:40:23,521 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2019-10-03 01:40:23,521 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2019-10-03 01:40:23,522 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2019-10-03 01:40:23,522 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2019-10-03 01:40:23,522 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_suspend [2019-10-03 01:40:23,522 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_resume [2019-10-03 01:40:23,522 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_alloc_dmabuf [2019-10-03 01:40:23,522 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_dmabuf [2019-10-03 01:40:23,523 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_free_dmabuf [2019-10-03 01:40:23,523 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_dma [2019-10-03 01:40:23,523 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_dma [2019-10-03 01:40:23,523 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_proc_dma [2019-10-03 01:40:23,523 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_master_xfer [2019-10-03 01:40:23,524 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_functionality [2019-10-03 01:40:23,524 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_reset [2019-10-03 01:40:23,524 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_all_demods [2019-10-03 01:40:23,524 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_all_mxl301rf [2019-10-03 01:40:23,525 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_demod_write [2019-10-03 01:40:23,525 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_lnb_ctrl [2019-10-03 01:40:23,525 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_find_adapter [2019-10-03 01:40:23,525 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_tuner_power [2019-10-03 01:40:23,525 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_lna [2019-10-03 01:40:23,526 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_voltage [2019-10-03 01:40:23,526 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_fe_init [2019-10-03 01:40:23,526 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-03 01:40:23,526 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_attach_fe [2019-10-03 01:40:23,526 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_fetch_thread [2019-10-03 01:40:23,527 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_streaming [2019-10-03 01:40:23,527 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_streaming [2019-10-03 01:40:23,527 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_feed [2019-10-03 01:40:23,527 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_feed [2019-10-03 01:40:23,527 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_alloc_adapter [2019-10-03 01:40:23,527 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_cleanup_adapter [2019-10-03 01:40:23,528 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_suspend [2019-10-03 01:40:23,528 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_resume [2019-10-03 01:40:23,528 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_remove [2019-10-03 01:40:23,528 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_probe [2019-10-03 01:40:23,528 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_driver_init [2019-10-03 01:40:23,528 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_driver_exit [2019-10-03 01:40:23,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_2 [2019-10-03 01:40:23,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_noirq_2 [2019-10-03 01:40:23,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2019-10-03 01:40:23,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_late_2 [2019-10-03 01:40:23,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_complete_2 [2019-10-03 01:40:23,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-03 01:40:23,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_early_2 [2019-10-03 01:40:23,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_noirq_2 [2019-10-03 01:40:23,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_noirq_2 [2019-10-03 01:40:23,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_2 [2019-10-03 01:40:23,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_prepare_2 [2019-10-03 01:40:23,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-03 01:40:23,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_early_2 [2019-10-03 01:40:23,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_noirq_2 [2019-10-03 01:40:23,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_late_2 [2019-10-03 01:40:23,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_noirq_2 [2019-10-03 01:40:23,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_noirq_2 [2019-10-03 01:40:23,530 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 01:40:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-03 01:40:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2019-10-03 01:40:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-03 01:40:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2019-10-03 01:40:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_adapdata [2019-10-03 01:40:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure cmdbuf_add [2019-10-03 01:40:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure put_end [2019-10-03 01:40:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure put_start [2019-10-03 01:40:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure put_byte_write [2019-10-03 01:40:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure put_byte_read [2019-10-03 01:40:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure put_stop [2019-10-03 01:40:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure translate [2019-10-03 01:40:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure wait_i2c_result [2019-10-03 01:40:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure send_i2c_cmd [2019-10-03 01:40:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-03 01:40:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-03 01:40:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_swfilter_packets [2019-10-03 01:40:23,533 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-03 01:40:23,533 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_base [2019-10-03 01:40:23,533 INFO L130 BoogieDeclarations]: Found specification of procedure next_unit [2019-10-03 01:40:23,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-03 01:40:23,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-03 01:40:23,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-03 01:40:23,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-10-03 01:40:23,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-10-03 01:40:23,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-10-03 01:40:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 01:40:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-03 01:40:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-03 01:40:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 01:40:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 01:40:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 01:40:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 01:40:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 01:40:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-03 01:40:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-03 01:40:23,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-03 01:40:23,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-03 01:40:24,947 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-03 01:40:37,316 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-10-03 01:40:37,742 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 01:40:37,743 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-03 01:40:37,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 01:40:37 BoogieIcfgContainer [2019-10-03 01:40:37,745 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 01:40:37,746 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 01:40:37,746 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 01:40:37,750 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 01:40:37,750 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 01:40:19" (1/3) ... [2019-10-03 01:40:37,751 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73c28af7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 01:40:37, skipping insertion in model container [2019-10-03 01:40:37,751 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:22" (2/3) ... [2019-10-03 01:40:37,752 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73c28af7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 01:40:37, skipping insertion in model container [2019-10-03 01:40:37,752 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 01:40:37" (3/3) ... [2019-10-03 01:40:37,754 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2019-10-03 01:40:37,767 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 01:40:37,777 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-03 01:40:37,798 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-03 01:40:37,828 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 01:40:37,829 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 01:40:37,829 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 01:40:37,829 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 01:40:37,829 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 01:40:37,829 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 01:40:37,829 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 01:40:37,829 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 01:40:37,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states. [2019-10-03 01:40:37,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-03 01:40:37,887 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:40:37,888 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-03 01:40:37,890 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:40:37,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:40:37,897 INFO L82 PathProgramCache]: Analyzing trace with hash -259372764, now seen corresponding path program 1 times [2019-10-03 01:40:37,899 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:40:38,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:40:38,015 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:40:38,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:40:38,016 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:40:38,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:40:38,682 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-03 01:40:38,684 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:40:38,685 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 01:40:38,685 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:40:38,690 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 01:40:38,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 01:40:38,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:40:38,709 INFO L87 Difference]: Start difference. First operand 1404 states. Second operand 3 states. [2019-10-03 01:40:39,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:40:39,443 INFO L93 Difference]: Finished difference Result 2663 states and 3453 transitions. [2019-10-03 01:40:39,443 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 01:40:39,445 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2019-10-03 01:40:39,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:40:39,492 INFO L225 Difference]: With dead ends: 2663 [2019-10-03 01:40:39,492 INFO L226 Difference]: Without dead ends: 2644 [2019-10-03 01:40:39,494 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 01:40:39,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2644 states. [2019-10-03 01:40:39,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2644 to 2641. [2019-10-03 01:40:39,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2641 states. [2019-10-03 01:40:39,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2641 states to 2641 states and 3422 transitions. [2019-10-03 01:40:39,742 INFO L78 Accepts]: Start accepts. Automaton has 2641 states and 3422 transitions. Word has length 65 [2019-10-03 01:40:39,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:40:39,743 INFO L475 AbstractCegarLoop]: Abstraction has 2641 states and 3422 transitions. [2019-10-03 01:40:39,743 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 01:40:39,743 INFO L276 IsEmpty]: Start isEmpty. Operand 2641 states and 3422 transitions. [2019-10-03 01:40:39,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-10-03 01:40:39,754 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:40:39,754 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:40:39,754 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:40:39,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:40:39,755 INFO L82 PathProgramCache]: Analyzing trace with hash -477554433, now seen corresponding path program 1 times [2019-10-03 01:40:39,755 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:40:39,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:40:39,771 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:40:39,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:40:39,771 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:40:39,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:40:40,237 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-03 01:40:40,238 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:40:40,238 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 01:40:40,238 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:40:40,240 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 01:40:40,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 01:40:40,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:40:40,241 INFO L87 Difference]: Start difference. First operand 2641 states and 3422 transitions. Second operand 3 states. [2019-10-03 01:40:40,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:40:40,371 INFO L93 Difference]: Finished difference Result 5255 states and 6823 transitions. [2019-10-03 01:40:40,372 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 01:40:40,372 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 86 [2019-10-03 01:40:40,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:40:40,410 INFO L225 Difference]: With dead ends: 5255 [2019-10-03 01:40:40,410 INFO L226 Difference]: Without dead ends: 5240 [2019-10-03 01:40:40,411 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 01:40:40,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5240 states. [2019-10-03 01:40:40,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5240 to 5236. [2019-10-03 01:40:40,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5236 states. [2019-10-03 01:40:40,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5236 states to 5236 states and 6803 transitions. [2019-10-03 01:40:40,611 INFO L78 Accepts]: Start accepts. Automaton has 5236 states and 6803 transitions. Word has length 86 [2019-10-03 01:40:40,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:40:40,612 INFO L475 AbstractCegarLoop]: Abstraction has 5236 states and 6803 transitions. [2019-10-03 01:40:40,612 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 01:40:40,612 INFO L276 IsEmpty]: Start isEmpty. Operand 5236 states and 6803 transitions. [2019-10-03 01:40:40,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-10-03 01:40:40,618 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:40:40,618 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-03 01:40:40,619 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:40:40,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:40:40,619 INFO L82 PathProgramCache]: Analyzing trace with hash -398786380, now seen corresponding path program 1 times [2019-10-03 01:40:40,619 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:40:40,634 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:40:40,634 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:40:40,634 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:40:40,634 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:40:40,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:40:40,863 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-03 01:40:40,863 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:40:40,863 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 01:40:40,863 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:40:40,864 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 01:40:40,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 01:40:40,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:40:40,865 INFO L87 Difference]: Start difference. First operand 5236 states and 6803 transitions. Second operand 3 states. [2019-10-03 01:40:41,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:40:41,121 INFO L93 Difference]: Finished difference Result 8828 states and 11537 transitions. [2019-10-03 01:40:41,122 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 01:40:41,122 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 94 [2019-10-03 01:40:41,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:40:41,181 INFO L225 Difference]: With dead ends: 8828 [2019-10-03 01:40:41,181 INFO L226 Difference]: Without dead ends: 8828 [2019-10-03 01:40:41,181 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 01:40:41,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8828 states. [2019-10-03 01:40:41,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8828 to 8795. [2019-10-03 01:40:41,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8795 states. [2019-10-03 01:40:41,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8795 states to 8795 states and 11499 transitions. [2019-10-03 01:40:41,491 INFO L78 Accepts]: Start accepts. Automaton has 8795 states and 11499 transitions. Word has length 94 [2019-10-03 01:40:41,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:40:41,492 INFO L475 AbstractCegarLoop]: Abstraction has 8795 states and 11499 transitions. [2019-10-03 01:40:41,492 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 01:40:41,492 INFO L276 IsEmpty]: Start isEmpty. Operand 8795 states and 11499 transitions. [2019-10-03 01:40:41,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-10-03 01:40:41,499 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:40:41,500 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-10-03 01:40:41,500 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:40:41,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:40:41,500 INFO L82 PathProgramCache]: Analyzing trace with hash -8399202, now seen corresponding path program 1 times [2019-10-03 01:40:41,501 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:40:41,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:40:41,515 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:40:41,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:40:41,515 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:40:41,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:40:41,731 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-03 01:40:41,732 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:40:41,732 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 01:40:41,732 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:40:41,733 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 01:40:41,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 01:40:41,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:40:41,733 INFO L87 Difference]: Start difference. First operand 8795 states and 11499 transitions. Second operand 3 states. [2019-10-03 01:40:42,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:40:42,331 INFO L93 Difference]: Finished difference Result 5374 states and 7017 transitions. [2019-10-03 01:40:42,331 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 01:40:42,331 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 134 [2019-10-03 01:40:42,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:40:42,366 INFO L225 Difference]: With dead ends: 5374 [2019-10-03 01:40:42,366 INFO L226 Difference]: Without dead ends: 5373 [2019-10-03 01:40:42,367 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 01:40:42,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5373 states. [2019-10-03 01:40:42,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5373 to 5368. [2019-10-03 01:40:42,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5368 states. [2019-10-03 01:40:42,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5368 states to 5368 states and 7012 transitions. [2019-10-03 01:40:42,568 INFO L78 Accepts]: Start accepts. Automaton has 5368 states and 7012 transitions. Word has length 134 [2019-10-03 01:40:42,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:40:42,569 INFO L475 AbstractCegarLoop]: Abstraction has 5368 states and 7012 transitions. [2019-10-03 01:40:42,569 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 01:40:42,569 INFO L276 IsEmpty]: Start isEmpty. Operand 5368 states and 7012 transitions. [2019-10-03 01:40:42,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-10-03 01:40:42,579 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:40:42,580 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 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] [2019-10-03 01:40:42,580 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:40:42,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:40:42,581 INFO L82 PathProgramCache]: Analyzing trace with hash 1546736320, now seen corresponding path program 1 times [2019-10-03 01:40:42,581 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:40:42,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:40:42,603 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:40:42,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:40:42,603 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:40:42,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:40:43,027 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-10-03 01:40:43,028 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:40:43,029 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 01:40:43,029 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:40:43,030 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 01:40:43,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 01:40:43,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:40:43,031 INFO L87 Difference]: Start difference. First operand 5368 states and 7012 transitions. Second operand 3 states. [2019-10-03 01:40:44,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:40:44,059 INFO L93 Difference]: Finished difference Result 7347 states and 9590 transitions. [2019-10-03 01:40:44,060 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 01:40:44,060 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 165 [2019-10-03 01:40:44,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:40:44,121 INFO L225 Difference]: With dead ends: 7347 [2019-10-03 01:40:44,122 INFO L226 Difference]: Without dead ends: 7347 [2019-10-03 01:40:44,122 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 01:40:44,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7347 states. [2019-10-03 01:40:44,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7347 to 7314. [2019-10-03 01:40:44,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7314 states. [2019-10-03 01:40:44,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7314 states to 7314 states and 9552 transitions. [2019-10-03 01:40:44,546 INFO L78 Accepts]: Start accepts. Automaton has 7314 states and 9552 transitions. Word has length 165 [2019-10-03 01:40:44,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:40:44,547 INFO L475 AbstractCegarLoop]: Abstraction has 7314 states and 9552 transitions. [2019-10-03 01:40:44,547 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 01:40:44,547 INFO L276 IsEmpty]: Start isEmpty. Operand 7314 states and 9552 transitions. [2019-10-03 01:40:44,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-10-03 01:40:44,564 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:40:44,564 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 01:40:44,564 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:40:44,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:40:44,565 INFO L82 PathProgramCache]: Analyzing trace with hash -513960277, now seen corresponding path program 1 times [2019-10-03 01:40:44,565 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:40:44,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:40:44,584 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:40:44,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:40:44,584 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:40:44,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:40:45,071 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-10-03 01:40:45,072 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:40:45,072 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 01:40:45,072 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:40:45,073 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 01:40:45,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 01:40:45,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 01:40:45,074 INFO L87 Difference]: Start difference. First operand 7314 states and 9552 transitions. Second operand 5 states. [2019-10-03 01:40:45,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:40:45,901 INFO L93 Difference]: Finished difference Result 9945 states and 12940 transitions. [2019-10-03 01:40:45,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 01:40:45,902 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 188 [2019-10-03 01:40:45,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:40:45,959 INFO L225 Difference]: With dead ends: 9945 [2019-10-03 01:40:45,959 INFO L226 Difference]: Without dead ends: 9945 [2019-10-03 01:40:45,960 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-03 01:40:45,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9945 states. [2019-10-03 01:40:46,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9945 to 7322. [2019-10-03 01:40:46,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7322 states. [2019-10-03 01:40:46,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7322 states to 7322 states and 9560 transitions. [2019-10-03 01:40:46,211 INFO L78 Accepts]: Start accepts. Automaton has 7322 states and 9560 transitions. Word has length 188 [2019-10-03 01:40:46,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:40:46,213 INFO L475 AbstractCegarLoop]: Abstraction has 7322 states and 9560 transitions. [2019-10-03 01:40:46,213 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 01:40:46,213 INFO L276 IsEmpty]: Start isEmpty. Operand 7322 states and 9560 transitions. [2019-10-03 01:40:46,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-10-03 01:40:46,234 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:40:46,234 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 01:40:46,234 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:40:46,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:40:46,235 INFO L82 PathProgramCache]: Analyzing trace with hash 486056272, now seen corresponding path program 1 times [2019-10-03 01:40:46,235 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:40:46,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:40:46,249 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:40:46,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:40:46,250 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:40:46,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:40:46,526 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-10-03 01:40:46,527 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:40:46,527 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 01:40:46,527 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:40:46,528 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 01:40:46,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 01:40:46,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:40:46,529 INFO L87 Difference]: Start difference. First operand 7322 states and 9560 transitions. Second operand 3 states. [2019-10-03 01:40:46,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:40:46,592 INFO L93 Difference]: Finished difference Result 7324 states and 9562 transitions. [2019-10-03 01:40:46,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 01:40:46,593 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 209 [2019-10-03 01:40:46,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:40:46,624 INFO L225 Difference]: With dead ends: 7324 [2019-10-03 01:40:46,624 INFO L226 Difference]: Without dead ends: 7324 [2019-10-03 01:40:46,624 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 01:40:46,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7324 states. [2019-10-03 01:40:46,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7324 to 7324. [2019-10-03 01:40:46,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7324 states. [2019-10-03 01:40:46,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7324 states to 7324 states and 9562 transitions. [2019-10-03 01:40:46,851 INFO L78 Accepts]: Start accepts. Automaton has 7324 states and 9562 transitions. Word has length 209 [2019-10-03 01:40:46,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:40:46,851 INFO L475 AbstractCegarLoop]: Abstraction has 7324 states and 9562 transitions. [2019-10-03 01:40:46,852 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 01:40:46,852 INFO L276 IsEmpty]: Start isEmpty. Operand 7324 states and 9562 transitions. [2019-10-03 01:40:46,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-10-03 01:40:46,867 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:40:46,868 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 01:40:46,868 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:40:46,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:40:46,869 INFO L82 PathProgramCache]: Analyzing trace with hash 726296018, now seen corresponding path program 1 times [2019-10-03 01:40:46,869 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:40:46,883 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:40:46,884 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:40:46,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:40:46,884 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:40:47,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:40:47,377 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-10-03 01:40:47,378 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:40:47,378 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-03 01:40:47,378 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:40:47,379 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-03 01:40:47,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-03 01:40:47,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-03 01:40:47,379 INFO L87 Difference]: Start difference. First operand 7324 states and 9562 transitions. Second operand 6 states. [2019-10-03 01:40:48,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:40:48,497 INFO L93 Difference]: Finished difference Result 10059 states and 13108 transitions. [2019-10-03 01:40:48,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-03 01:40:48,497 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 209 [2019-10-03 01:40:48,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:40:48,536 INFO L225 Difference]: With dead ends: 10059 [2019-10-03 01:40:48,537 INFO L226 Difference]: Without dead ends: 10059 [2019-10-03 01:40:48,537 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-03 01:40:48,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10059 states. [2019-10-03 01:40:48,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10059 to 7366. [2019-10-03 01:40:48,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7366 states. [2019-10-03 01:40:48,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7366 states to 7366 states and 9629 transitions. [2019-10-03 01:40:48,766 INFO L78 Accepts]: Start accepts. Automaton has 7366 states and 9629 transitions. Word has length 209 [2019-10-03 01:40:48,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:40:48,767 INFO L475 AbstractCegarLoop]: Abstraction has 7366 states and 9629 transitions. [2019-10-03 01:40:48,767 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-03 01:40:48,767 INFO L276 IsEmpty]: Start isEmpty. Operand 7366 states and 9629 transitions. [2019-10-03 01:40:48,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-10-03 01:40:48,780 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:40:48,780 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 01:40:48,781 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:40:48,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:40:48,781 INFO L82 PathProgramCache]: Analyzing trace with hash -2052865950, now seen corresponding path program 1 times [2019-10-03 01:40:48,781 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:40:48,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:40:48,795 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:40:48,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:40:48,796 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:40:49,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:40:49,355 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-10-03 01:40:49,356 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-03 01:40:49,356 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-03 01:40:49,357 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 226 with the following transitions: [2019-10-03 01:40:49,360 INFO L207 CegarAbsIntRunner]: [209], [210], [214], [220], [221], [404], [426], [429], [432], [457], [459], [460], [477], [478], [494], [508], [514], [515], [546], [548], [553], [558], [560], [564], [567], [572], [574], [581], [583], [590], [727], [728], [729], [730], [924], [925], [926], [928], [929], [940], [942], [949], [1091], [1092], [1093], [1095], [1096], [1121], [1220], [1222], [1223], [1258], [1259], [1326], [1327], [1336], [1338], [1339], [1373], [1375], [1376], [1396], [1398], [1399], [1567], [1569], [1571], [1574], [1576], [1579], [1582], [1585], [1588], [1590], [1593], [1601], [1604], [1607], [1641], [1644], [1647], [1659], [1662], [1665], [1667], [1670], [1672], [1681], [2154], [2155], [2242], [2249], [2256], [2259], [2261], [2281], [2282], [2288], [2290], [2292], [2293], [2408], [2409], [2412], [2414], [2415], [2445], [2449], [2456], [2458], [2460], [2463], [2470], [2472], [2475], [2571], [2576], [2580], [2584], [2585], [2586], [2694], [2704], [2712], [2713], [2722], [2723], [2724], [2725], [2726], [2727], [2728], [2729], [2730], [2731], [2734], [2735], [2776], [2777], [2778], [2779], [2820], [2821], [2822], [2823], [2824], [2880], [2881], [2904], [2905], [2930], [2931], [2940], [2941], [2946], [2947], [2994], [2995], [2996], [2997], [2998], [2999], [3000], [3001], [3002], [3003], [3004], [3012], [3013], [3014], [3015], [3016], [3017], [3104], [3105], [3114], [3115], [3116], [3117], [3154], [3155], [3168], [3169], [3172], [3210], [3211], [3212] [2019-10-03 01:40:49,457 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-03 01:40:49,457 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 01:40:49,625 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 01:40:49,627 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 198 root evaluator evaluations with a maximum evaluation depth of 0. Performed 198 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 378 variables. [2019-10-03 01:40:49,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:40:49,632 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-03 01:40:49,759 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-03 01:40:49,759 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-03 01:40:49,764 INFO L420 sIntCurrentIteration]: We unified 224 AI predicates to 224 [2019-10-03 01:40:49,764 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-03 01:40:49,765 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-03 01:40:49,765 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 6 [2019-10-03 01:40:49,766 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:40:49,766 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 01:40:49,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 01:40:49,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 01:40:49,767 INFO L87 Difference]: Start difference. First operand 7366 states and 9629 transitions. Second operand 2 states. [2019-10-03 01:40:49,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:40:49,768 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-03 01:40:49,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 01:40:49,768 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 225 [2019-10-03 01:40:49,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:40:49,768 INFO L225 Difference]: With dead ends: 2 [2019-10-03 01:40:49,768 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 01:40:49,769 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 224 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 01:40:49,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 01:40:49,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 01:40:49,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 01:40:49,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 01:40:49,770 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 225 [2019-10-03 01:40:49,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:40:49,770 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 01:40:49,770 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 01:40:49,770 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 01:40:49,770 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 01:40:49,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 01:40:49 BoogieIcfgContainer [2019-10-03 01:40:49,777 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 01:40:49,781 INFO L168 Benchmark]: Toolchain (without parser) took 29872.41 ms. Allocated memory was 133.2 MB in the beginning and 878.7 MB in the end (delta: 745.5 MB). Free memory was 79.0 MB in the beginning and 385.8 MB in the end (delta: -306.8 MB). Peak memory consumption was 438.8 MB. Max. memory is 7.1 GB. [2019-10-03 01:40:49,784 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-03 01:40:49,787 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3033.89 ms. Allocated memory was 133.2 MB in the beginning and 267.9 MB in the end (delta: 134.7 MB). Free memory was 78.6 MB in the beginning and 215.8 MB in the end (delta: -137.1 MB). Peak memory consumption was 150.0 MB. Max. memory is 7.1 GB. [2019-10-03 01:40:49,788 INFO L168 Benchmark]: Boogie Preprocessor took 406.23 ms. Allocated memory is still 267.9 MB. Free memory was 215.8 MB in the beginning and 186.7 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. [2019-10-03 01:40:49,790 INFO L168 Benchmark]: RCFGBuilder took 14396.47 ms. Allocated memory was 267.9 MB in the beginning and 588.3 MB in the end (delta: 320.3 MB). Free memory was 186.7 MB in the beginning and 239.5 MB in the end (delta: -52.7 MB). Peak memory consumption was 472.6 MB. Max. memory is 7.1 GB. [2019-10-03 01:40:49,795 INFO L168 Benchmark]: TraceAbstraction took 12031.10 ms. Allocated memory was 588.3 MB in the beginning and 878.7 MB in the end (delta: 290.5 MB). Free memory was 239.5 MB in the beginning and 385.8 MB in the end (delta: -146.4 MB). Peak memory consumption was 144.1 MB. Max. memory is 7.1 GB. [2019-10-03 01:40:49,802 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3033.89 ms. Allocated memory was 133.2 MB in the beginning and 267.9 MB in the end (delta: 134.7 MB). Free memory was 78.6 MB in the beginning and 215.8 MB in the end (delta: -137.1 MB). Peak memory consumption was 150.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 406.23 ms. Allocated memory is still 267.9 MB. Free memory was 215.8 MB in the beginning and 186.7 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 14396.47 ms. Allocated memory was 267.9 MB in the beginning and 588.3 MB in the end (delta: 320.3 MB). Free memory was 186.7 MB in the beginning and 239.5 MB in the end (delta: -52.7 MB). Peak memory consumption was 472.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12031.10 ms. Allocated memory was 588.3 MB in the beginning and 878.7 MB in the end (delta: 290.5 MB). Free memory was 239.5 MB in the beginning and 385.8 MB in the end (delta: -146.4 MB). Peak memory consumption was 144.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 6959]: 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 180 procedures, 1448 locations, 1 error locations. SAFE Result, 11.9s OverallTime, 9 OverallIterations, 5 TraceHistogramMax, 5.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 19612 SDtfs, 9732 SDslu, 30742 SDs, 0 SdLazy, 171 SolverSat, 39 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 261 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8795occurred in iteration=3, 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, 2.857142857142857 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 5394 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1375 NumberOfCodeBlocks, 1375 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1366 ConstructedInterpolants, 0 QuantifiedInterpolants, 260953 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 8 PerfectInterpolantSequences, 533/561 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...