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-43_2a-drivers--scsi--advansys.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 02:17:12,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 02:17:12,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 02:17:12,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 02:17:12,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 02:17:12,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 02:17:12,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 02:17:12,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 02:17:12,761 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 02:17:12,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 02:17:12,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 02:17:12,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 02:17:12,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 02:17:12,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 02:17:12,767 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 02:17:12,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 02:17:12,769 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 02:17:12,770 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 02:17:12,772 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 02:17:12,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 02:17:12,776 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 02:17:12,777 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 02:17:12,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 02:17:12,779 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 02:17:12,782 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 02:17:12,782 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 02:17:12,783 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 02:17:12,784 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 02:17:12,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 02:17:12,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 02:17:12,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 02:17:12,786 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 02:17:12,787 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 02:17:12,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 02:17:12,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 02:17:12,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 02:17:12,790 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 02:17:12,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 02:17:12,791 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 02:17:12,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 02:17:12,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 02:17:12,793 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 02:17:12,816 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 02:17:12,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 02:17:12,818 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 02:17:12,818 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 02:17:12,819 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 02:17:12,819 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 02:17:12,819 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 02:17:12,820 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 02:17:12,820 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 02:17:12,820 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 02:17:12,823 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 02:17:12,823 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 02:17:12,823 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 02:17:12,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 02:17:12,824 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 02:17:12,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 02:17:12,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 02:17:12,825 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 02:17:12,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 02:17:12,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 02:17:12,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 02:17:12,826 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 02:17:12,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 02:17:12,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 02:17:12,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 02:17:12,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 02:17:12,827 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 02:17:12,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 02:17:12,828 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 02:17:12,828 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 02:17:12,889 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 02:17:12,905 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 02:17:12,909 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 02:17:12,911 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 02:17:12,912 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 02:17:12,913 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--advansys.ko-entry_point.cil.out.i [2019-10-03 02:17:12,998 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c5dd46b8/903d9aff1263484a9b95508a809dba30/FLAGccbfc59a4 [2019-10-03 02:17:14,050 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 02:17:14,051 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--advansys.ko-entry_point.cil.out.i [2019-10-03 02:17:14,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c5dd46b8/903d9aff1263484a9b95508a809dba30/FLAGccbfc59a4 [2019-10-03 02:17:14,360 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c5dd46b8/903d9aff1263484a9b95508a809dba30 [2019-10-03 02:17:14,377 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 02:17:14,381 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 02:17:14,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 02:17:14,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 02:17:14,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 02:17:14,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:17:14" (1/1) ... [2019-10-03 02:17:14,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1713466c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:17:14, skipping insertion in model container [2019-10-03 02:17:14,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:17:14" (1/1) ... [2019-10-03 02:17:14,401 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 02:17:14,729 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 02:17:18,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:17:18,622 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 02:17:19,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:17:20,208 INFO L192 MainTranslator]: Completed translation [2019-10-03 02:17:20,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:17:20 WrapperNode [2019-10-03 02:17:20,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 02:17:20,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 02:17:20,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 02:17:20,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 02:17:20,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:17:20" (1/1) ... [2019-10-03 02:17:20,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:17:20" (1/1) ... [2019-10-03 02:17:20,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:17:20" (1/1) ... [2019-10-03 02:17:20,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:17:20" (1/1) ... [2019-10-03 02:17:21,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:17:20" (1/1) ... [2019-10-03 02:17:21,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:17:20" (1/1) ... [2019-10-03 02:17:21,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:17:20" (1/1) ... [2019-10-03 02:17:21,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 02:17:21,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 02:17:21,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 02:17:21,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 02:17:21,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:17:20" (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 02:17:21,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 02:17:21,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 02:17:21,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-03 02:17:21,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-03 02:17:21,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-10-03 02:17:21,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 02:17:21,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-03 02:17:21,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-03 02:17:21,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-03 02:17:21,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-03 02:17:21,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-03 02:17:21,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-03 02:17:21,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-03 02:17:21,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-03 02:17:21,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-03 02:17:21,409 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-03 02:17:21,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-03 02:17:21,409 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2019-10-03 02:17:21,410 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2019-10-03 02:17:21,410 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2019-10-03 02:17:21,410 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2019-10-03 02:17:21,410 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-03 02:17:21,410 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-10-03 02:17:21,411 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-10-03 02:17:21,411 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2019-10-03 02:17:21,412 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2019-10-03 02:17:21,412 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-03 02:17:21,412 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-03 02:17:21,412 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-03 02:17:21,412 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_map_queue_find_tag [2019-10-03 02:17:21,412 INFO L138 BoogieDeclarations]: Found implementation of procedure isa_register_driver [2019-10-03 02:17:21,412 INFO L138 BoogieDeclarations]: Found implementation of procedure isa_unregister_driver [2019-10-03 02:17:21,413 INFO L138 BoogieDeclarations]: Found implementation of procedure eisa_driver_register [2019-10-03 02:17:21,413 INFO L138 BoogieDeclarations]: Found implementation of procedure eisa_driver_unregister [2019-10-03 02:17:21,413 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-10-03 02:17:21,413 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2019-10-03 02:17:21,413 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2019-10-03 02:17:21,413 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-03 02:17:21,413 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-03 02:17:21,414 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-03 02:17:21,414 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-03 02:17:21,414 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-03 02:17:21,414 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2019-10-03 02:17:21,414 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-03 02:17:21,414 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-03 02:17:21,415 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2019-10-03 02:17:21,415 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2019-10-03 02:17:21,415 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_set_resid [2019-10-03 02:17:21,415 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_unique_tag_to_hwq [2019-10-03 02:17:21,415 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_unique_tag_to_tag [2019-10-03 02:17:21,415 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2019-10-03 02:17:21,415 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_use_blk_mq [2019-10-03 02:17:21,416 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host [2019-10-03 02:17:21,416 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_mq_find_tag [2019-10-03 02:17:21,416 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_init_shared_tag_map [2019-10-03 02:17:21,416 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_find_tag [2019-10-03 02:17:21,417 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_info [2019-10-03 02:17:21,417 INFO L138 BoogieDeclarations]: Found implementation of procedure asc_prt_board_devices [2019-10-03 02:17:21,417 INFO L138 BoogieDeclarations]: Found implementation of procedure asc_prt_adv_bios [2019-10-03 02:17:21,417 INFO L138 BoogieDeclarations]: Found implementation of procedure asc_get_eeprom_string [2019-10-03 02:17:21,417 INFO L138 BoogieDeclarations]: Found implementation of procedure asc_prt_asc_board_eeprom [2019-10-03 02:17:21,418 INFO L138 BoogieDeclarations]: Found implementation of procedure asc_prt_adv_board_eeprom [2019-10-03 02:17:21,418 INFO L138 BoogieDeclarations]: Found implementation of procedure asc_prt_driver_conf [2019-10-03 02:17:21,418 INFO L138 BoogieDeclarations]: Found implementation of procedure asc_prt_asc_board_info [2019-10-03 02:17:21,418 INFO L138 BoogieDeclarations]: Found implementation of procedure asc_prt_adv_board_info [2019-10-03 02:17:21,418 INFO L138 BoogieDeclarations]: Found implementation of procedure asc_prt_board_stats [2019-10-03 02:17:21,418 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_show_info [2019-10-03 02:17:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure asc_scsi_done [2019-10-03 02:17:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure AscSetBank [2019-10-03 02:17:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure AscSetChipIH [2019-10-03 02:17:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure AscStartChip [2019-10-03 02:17:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure AscStopChip [2019-10-03 02:17:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure AscIsChipHalted [2019-10-03 02:17:21,420 INFO L138 BoogieDeclarations]: Found implementation of procedure AscResetChipAndScsiBus [2019-10-03 02:17:21,420 INFO L138 BoogieDeclarations]: Found implementation of procedure AscFindSignature [2019-10-03 02:17:21,421 INFO L138 BoogieDeclarations]: Found implementation of procedure AscEnableInterrupt [2019-10-03 02:17:21,421 INFO L138 BoogieDeclarations]: Found implementation of procedure AscDisableInterrupt [2019-10-03 02:17:21,421 INFO L138 BoogieDeclarations]: Found implementation of procedure AscReadLramByte [2019-10-03 02:17:21,421 INFO L138 BoogieDeclarations]: Found implementation of procedure AscReadLramWord [2019-10-03 02:17:21,421 INFO L138 BoogieDeclarations]: Found implementation of procedure AscMemWordSetLram [2019-10-03 02:17:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure AscWriteLramWord [2019-10-03 02:17:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure AscWriteLramByte [2019-10-03 02:17:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure AscMemWordCopyPtrToLram [2019-10-03 02:17:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure AscMemDWordCopyPtrToLram [2019-10-03 02:17:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure AscMemWordCopyPtrFromLram [2019-10-03 02:17:21,423 INFO L138 BoogieDeclarations]: Found implementation of procedure AscMemSumLramWord [2019-10-03 02:17:21,423 INFO L138 BoogieDeclarations]: Found implementation of procedure AscInitLram [2019-10-03 02:17:21,424 INFO L138 BoogieDeclarations]: Found implementation of procedure AscLoadMicroCode [2019-10-03 02:17:21,424 INFO L138 BoogieDeclarations]: Found implementation of procedure AscInitQLinkVar [2019-10-03 02:17:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure AscInitMicroCodeVar [2019-10-03 02:17:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure AscInitAsc1000Driver [2019-10-03 02:17:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvLoadMicrocode [2019-10-03 02:17:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvBuildCarrierFreelist [2019-10-03 02:17:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure adv_get_carrier [2019-10-03 02:17:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure adv_get_next_carrier [2019-10-03 02:17:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure adv_get_reqp [2019-10-03 02:17:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvSendIdleCmd [2019-10-03 02:17:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvResetSB [2019-10-03 02:17:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvInitAsc3550Driver [2019-10-03 02:17:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvInitAsc38C0800Driver [2019-10-03 02:17:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvInitAsc38C1600Driver [2019-10-03 02:17:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvResetChipAndSB [2019-10-03 02:17:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure adv_async_callback [2019-10-03 02:17:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure adv_isr_callback [2019-10-03 02:17:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvISR [2019-10-03 02:17:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure AscSetLibErrorCode [2019-10-03 02:17:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure AscAckInterrupt [2019-10-03 02:17:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure AscGetSynPeriodIndex [2019-10-03 02:17:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure AscMsgOutSDTR [2019-10-03 02:17:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure AscCalSDTRData [2019-10-03 02:17:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure AscSetChipSynRegAtID [2019-10-03 02:17:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure AscSetChipSDTR [2019-10-03 02:17:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure AscIsrChipHalted [2019-10-03 02:17:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure DvcGetQinfo [2019-10-03 02:17:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure _AscCopyLramScsiDoneQ [2019-10-03 02:17:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure asc_isr_callback [2019-10-03 02:17:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure AscIsrQDone [2019-10-03 02:17:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure AscISR [2019-10-03 02:17:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_reset [2019-10-03 02:17:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_biosparam [2019-10-03 02:17:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_interrupt [2019-10-03 02:17:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure AscHostReqRiscHalt [2019-10-03 02:17:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure AscSetRunChipSynRegAtID [2019-10-03 02:17:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure AscAsyncFix [2019-10-03 02:17:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_narrow_slave_configure [2019-10-03 02:17:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_wide_enable_wdtr [2019-10-03 02:17:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_wide_enable_sdtr [2019-10-03 02:17:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_wide_enable_ppr [2019-10-03 02:17:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_wide_slave_configure [2019-10-03 02:17:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_slave_configure [2019-10-03 02:17:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure asc_get_sense_buffer_dma [2019-10-03 02:17:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure asc_build_req [2019-10-03 02:17:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure adv_get_sglist [2019-10-03 02:17:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure adv_build_req [2019-10-03 02:17:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure AscSgListToQueue [2019-10-03 02:17:21,434 INFO L138 BoogieDeclarations]: Found implementation of procedure AscGetNumOfFreeQueue [2019-10-03 02:17:21,435 INFO L138 BoogieDeclarations]: Found implementation of procedure AscAllocFreeQueue [2019-10-03 02:17:21,435 INFO L138 BoogieDeclarations]: Found implementation of procedure AscAllocMultipleFreeQueue [2019-10-03 02:17:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure DvcPutScsiQ [2019-10-03 02:17:21,438 INFO L138 BoogieDeclarations]: Found implementation of procedure AscPutReadyQueue [2019-10-03 02:17:21,439 INFO L138 BoogieDeclarations]: Found implementation of procedure AscPutReadySgListQueue [2019-10-03 02:17:21,439 INFO L138 BoogieDeclarations]: Found implementation of procedure AscSendScsiQueue [2019-10-03 02:17:21,439 INFO L138 BoogieDeclarations]: Found implementation of procedure AscExeScsiQueue [2019-10-03 02:17:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvExeScsiQueue [2019-10-03 02:17:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure asc_execute_scsi_cmnd [2019-10-03 02:17:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_queuecommand_lck [2019-10-03 02:17:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_queuecommand [2019-10-03 02:17:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure AscGetEisaChipCfg [2019-10-03 02:17:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure AscGetChipBiosAddress [2019-10-03 02:17:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure AscSetChipScsiID [2019-10-03 02:17:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure AscGetChipScsiCtrl [2019-10-03 02:17:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure AscGetChipVersion [2019-10-03 02:17:21,447 INFO L138 BoogieDeclarations]: Found implementation of procedure AscStopQueueExe [2019-10-03 02:17:21,447 INFO L138 BoogieDeclarations]: Found implementation of procedure AscGetMaxDmaCount [2019-10-03 02:17:21,447 INFO L138 BoogieDeclarations]: Found implementation of procedure AscInitAscDvcVar [2019-10-03 02:17:21,448 INFO L138 BoogieDeclarations]: Found implementation of procedure AscWriteEEPCmdReg [2019-10-03 02:17:21,448 INFO L138 BoogieDeclarations]: Found implementation of procedure AscWaitEEPRead [2019-10-03 02:17:21,449 INFO L138 BoogieDeclarations]: Found implementation of procedure AscReadEEPWord [2019-10-03 02:17:21,449 INFO L138 BoogieDeclarations]: Found implementation of procedure AscGetEEPConfig [2019-10-03 02:17:21,449 INFO L138 BoogieDeclarations]: Found implementation of procedure AscTestExternalLram [2019-10-03 02:17:21,449 INFO L138 BoogieDeclarations]: Found implementation of procedure AscWaitEEPWrite [2019-10-03 02:17:21,449 INFO L138 BoogieDeclarations]: Found implementation of procedure AscWriteEEPDataReg [2019-10-03 02:17:21,449 INFO L138 BoogieDeclarations]: Found implementation of procedure AscWriteEEPWord [2019-10-03 02:17:21,450 INFO L138 BoogieDeclarations]: Found implementation of procedure AscSetEEPConfigOnce [2019-10-03 02:17:21,450 INFO L138 BoogieDeclarations]: Found implementation of procedure AscSetEEPConfig [2019-10-03 02:17:21,450 INFO L138 BoogieDeclarations]: Found implementation of procedure AscInitFromEEP [2019-10-03 02:17:21,450 INFO L138 BoogieDeclarations]: Found implementation of procedure AscInitGetConfig [2019-10-03 02:17:21,450 INFO L138 BoogieDeclarations]: Found implementation of procedure AscInitSetConfig [2019-10-03 02:17:21,450 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvWaitEEPCmd [2019-10-03 02:17:21,450 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvReadEEPWord [2019-10-03 02:17:21,450 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvSet3550EEPConfig [2019-10-03 02:17:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvSet38C0800EEPConfig [2019-10-03 02:17:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvSet38C1600EEPConfig [2019-10-03 02:17:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvGet3550EEPConfig [2019-10-03 02:17:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvGet38C0800EEPConfig [2019-10-03 02:17:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvGet38C1600EEPConfig [2019-10-03 02:17:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvInitFrom3550EEP [2019-10-03 02:17:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvInitFrom38C0800EEP [2019-10-03 02:17:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvInitFrom38C1600EEP [2019-10-03 02:17:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvInitGetConfig [2019-10-03 02:17:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_wide_init_chip [2019-10-03 02:17:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_wide_free_mem [2019-10-03 02:17:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_board_found [2019-10-03 02:17:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_release [2019-10-03 02:17:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_isa_irq_no [2019-10-03 02:17:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_isa_probe [2019-10-03 02:17:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_isa_remove [2019-10-03 02:17:21,453 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_vlb_irq_no [2019-10-03 02:17:21,453 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_vlb_probe [2019-10-03 02:17:21,453 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_eisa_irq_no [2019-10-03 02:17:21,453 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_eisa_probe [2019-10-03 02:17:21,453 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_eisa_remove [2019-10-03 02:17:21,453 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_set_latency [2019-10-03 02:17:21,453 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_pci_probe [2019-10-03 02:17:21,453 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_pci_remove [2019-10-03 02:17:21,454 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_init [2019-10-03 02:17:21,454 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_exit [2019-10-03 02:17:21,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_isa_driver_4 [2019-10-03 02:17:21,454 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-03 02:17:21,454 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-03 02:17:21,454 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-03 02:17:21,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-03 02:17:21,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_isa_driver_5 [2019-10-03 02:17:21,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_2 [2019-10-03 02:17:21,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_6 [2019-10-03 02:17:21,455 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-03 02:17:21,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_eisa_driver_3 [2019-10-03 02:17:21,455 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 02:17:21,455 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-03 02:17:21,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-03 02:17:21,456 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-03 02:17:21,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_add_host_with_dma_24 [2019-10-03 02:17:21,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dma_pool_alloc_25 [2019-10-03 02:17:21,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_26 [2019-10-03 02:17:21,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_27 [2019-10-03 02:17:21,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_remove_host_28 [2019-10-03 02:17:21,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_29 [2019-10-03 02:17:21,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_host_alloc_30 [2019-10-03 02:17:21,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_host_alloc_31 [2019-10-03 02:17:21,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_host_alloc_32 [2019-10-03 02:17:21,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_host_alloc_33 [2019-10-03 02:17:21,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_34 [2019-10-03 02:17:21,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_35 [2019-10-03 02:17:21,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-03 02:17:21,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-03 02:17:21,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-03 02:17:21,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-03 02:17:21,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-03 02:17:21,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-03 02:17:21,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-03 02:17:21,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-03 02:17:21,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-03 02:17:21,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-03 02:17:21,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-03 02:17:21,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-03 02:17:21,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-03 02:17:21,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-03 02:17:21,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2019-10-03 02:17:21,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-10-03 02:17:21,459 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-03 02:17:21,459 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_init_tags [2019-10-03 02:17:21,459 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_tag_to_rq [2019-10-03 02:17:21,460 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-03 02:17:21,460 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_mapping_error [2019-10-03 02:17:21,460 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-03 02:17:21,460 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2019-10-03 02:17:21,460 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-03 02:17:21,460 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-03 02:17:21,460 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2019-10-03 02:17:21,460 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2019-10-03 02:17:21,461 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2019-10-03 02:17:21,461 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-03 02:17:21,461 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-10-03 02:17:21,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-03 02:17:21,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-03 02:17:21,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_2 [2019-10-03 02:17:21,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-03 02:17:21,461 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-10-03 02:17:21,462 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2019-10-03 02:17:21,462 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2019-10-03 02:17:21,462 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-03 02:17:21,462 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-03 02:17:21,462 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2019-10-03 02:17:21,462 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-03 02:17:21,462 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-03 02:17:21,463 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-03 02:17:21,468 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-03 02:17:21,468 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-03 02:17:21,468 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2019-10-03 02:17:21,468 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2019-10-03 02:17:21,469 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-03 02:17:21,471 INFO L138 BoogieDeclarations]: Found implementation of procedure scmd_printk [2019-10-03 02:17:21,471 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host_with_dma [2019-10-03 02:17:21,471 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_change_queue_depth [2019-10-03 02:17:21,471 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_get_serial [2019-10-03 02:17:21,471 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_map [2019-10-03 02:17:21,472 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2019-10-03 02:17:21,472 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_alloc [2019-10-03 02:17:21,472 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2019-10-03 02:17:21,472 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_host [2019-10-03 02:17:21,472 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_scan_host [2019-10-03 02:17:21,472 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2019-10-03 02:17:21,472 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2019-10-03 02:17:21,472 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2019-10-03 02:17:21,473 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2019-10-03 02:17:21,473 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-03 02:17:21,473 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-03 02:17:21,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-03 02:17:21,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-03 02:17:21,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-03 02:17:21,473 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 02:17:21,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-03 02:17:21,474 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-03 02:17:21,474 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-03 02:17:21,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-03 02:17:21,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-03 02:17:21,474 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 02:17:21,474 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-03 02:17:21,474 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-03 02:17:21,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 02:17:21,475 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-03 02:17:21,475 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-03 02:17:21,475 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 02:17:21,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-03 02:17:21,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 02:17:21,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-03 02:17:21,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-03 02:17:21,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-03 02:17:21,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-03 02:17:21,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-03 02:17:21,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-03 02:17:21,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-03 02:17:21,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-03 02:17:21,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-03 02:17:21,476 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-03 02:17:21,476 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-03 02:17:21,476 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-10-03 02:17:21,476 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-10-03 02:17:21,477 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-03 02:17:21,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 02:17:21,477 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-03 02:17:21,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-03 02:17:21,477 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-03 02:17:21,477 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-10-03 02:17:21,477 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2019-10-03 02:17:21,477 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2019-10-03 02:17:21,478 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2019-10-03 02:17:21,478 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2019-10-03 02:17:21,478 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2019-10-03 02:17:21,478 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-03 02:17:21,478 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-10-03 02:17:21,478 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-10-03 02:17:21,478 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-10-03 02:17:21,478 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2019-10-03 02:17:21,478 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2019-10-03 02:17:21,478 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-03 02:17:21,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-03 02:17:21,479 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-03 02:17:21,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-03 02:17:21,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_isa_driver_4 [2019-10-03 02:17:21,479 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-03 02:17:21,479 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-03 02:17:21,479 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-03 02:17:21,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-03 02:17:21,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_isa_driver_5 [2019-10-03 02:17:21,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_2 [2019-10-03 02:17:21,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_6 [2019-10-03 02:17:21,480 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-03 02:17:21,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_eisa_driver_3 [2019-10-03 02:17:21,480 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-03 02:17:21,480 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-03 02:17:21,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_26 [2019-10-03 02:17:21,480 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-03 02:17:21,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_27 [2019-10-03 02:17:21,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_29 [2019-10-03 02:17:21,481 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-03 02:17:21,481 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2019-10-03 02:17:21,481 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2019-10-03 02:17:21,481 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2019-10-03 02:17:21,481 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-03 02:17:21,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 02:17:21,481 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-03 02:17:21,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 02:17:21,482 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2019-10-03 02:17:21,482 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2019-10-03 02:17:21,482 INFO L130 BoogieDeclarations]: Found specification of procedure blk_init_tags [2019-10-03 02:17:21,482 INFO L130 BoogieDeclarations]: Found specification of procedure blk_map_queue_find_tag [2019-10-03 02:17:21,482 INFO L130 BoogieDeclarations]: Found specification of procedure isa_register_driver [2019-10-03 02:17:21,482 INFO L130 BoogieDeclarations]: Found specification of procedure isa_unregister_driver [2019-10-03 02:17:21,482 INFO L130 BoogieDeclarations]: Found specification of procedure eisa_driver_register [2019-10-03 02:17:21,482 INFO L130 BoogieDeclarations]: Found specification of procedure eisa_driver_unregister [2019-10-03 02:17:21,482 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-10-03 02:17:21,483 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2019-10-03 02:17:21,483 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2019-10-03 02:17:21,483 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-10-03 02:17:21,483 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2019-10-03 02:17:21,483 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2019-10-03 02:17:21,483 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-03 02:17:21,483 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-03 02:17:21,483 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-03 02:17:21,483 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-03 02:17:21,483 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-03 02:17:21,484 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-03 02:17:21,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_34 [2019-10-03 02:17:21,484 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-03 02:17:21,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_35 [2019-10-03 02:17:21,484 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2019-10-03 02:17:21,484 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2019-10-03 02:17:21,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dma_pool_alloc_25 [2019-10-03 02:17:21,484 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2019-10-03 02:17:21,484 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-03 02:17:21,485 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-03 02:17:21,485 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-03 02:17:21,485 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_mapping_error [2019-10-03 02:17:21,485 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-03 02:17:21,485 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-03 02:17:21,485 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-03 02:17:21,485 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-03 02:17:21,486 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-03 02:17:21,486 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-03 02:17:21,486 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2019-10-03 02:17:21,486 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-10-03 02:17:21,487 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-03 02:17:21,487 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-03 02:17:21,487 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-03 02:17:21,487 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-03 02:17:21,487 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2019-10-03 02:17:21,487 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2019-10-03 02:17:21,487 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2019-10-03 02:17:21,487 INFO L130 BoogieDeclarations]: Found specification of procedure scmd_printk [2019-10-03 02:17:21,487 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_change_queue_depth [2019-10-03 02:17:21,488 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_map [2019-10-03 02:17:21,488 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2019-10-03 02:17:21,488 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2019-10-03 02:17:21,488 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2019-10-03 02:17:21,488 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_set_resid [2019-10-03 02:17:21,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 02:17:21,488 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_tag_to_rq [2019-10-03 02:17:21,488 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_unique_tag_to_hwq [2019-10-03 02:17:21,488 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_unique_tag_to_tag [2019-10-03 02:17:21,489 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2019-10-03 02:17:21,489 INFO L130 BoogieDeclarations]: Found specification of procedure shost_use_blk_mq [2019-10-03 02:17:21,489 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_alloc [2019-10-03 02:17:21,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_host_alloc_30 [2019-10-03 02:17:21,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_host_alloc_31 [2019-10-03 02:17:21,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_host_alloc_32 [2019-10-03 02:17:21,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_host_alloc_33 [2019-10-03 02:17:21,491 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host_with_dma [2019-10-03 02:17:21,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_add_host_with_dma_24 [2019-10-03 02:17:21,491 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_scan_host [2019-10-03 02:17:21,491 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_host [2019-10-03 02:17:21,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_remove_host_28 [2019-10-03 02:17:21,491 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2019-10-03 02:17:21,491 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_get_serial [2019-10-03 02:17:21,491 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host [2019-10-03 02:17:21,491 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_mq_find_tag [2019-10-03 02:17:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_init_shared_tag_map [2019-10-03 02:17:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_find_tag [2019-10-03 02:17:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_info [2019-10-03 02:17:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 02:17:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 02:17:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure asc_prt_board_devices [2019-10-03 02:17:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure asc_prt_adv_bios [2019-10-03 02:17:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure asc_get_eeprom_string [2019-10-03 02:17:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure asc_prt_asc_board_eeprom [2019-10-03 02:17:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure asc_prt_adv_board_eeprom [2019-10-03 02:17:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure asc_prt_driver_conf [2019-10-03 02:17:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure asc_prt_asc_board_info [2019-10-03 02:17:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure asc_prt_adv_board_info [2019-10-03 02:17:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure asc_prt_board_stats [2019-10-03 02:17:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_show_info [2019-10-03 02:17:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure asc_scsi_done [2019-10-03 02:17:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 02:17:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure AscSetBank [2019-10-03 02:17:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure AscSetChipIH [2019-10-03 02:17:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure AscStartChip [2019-10-03 02:17:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure AscStopChip [2019-10-03 02:17:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure AscIsChipHalted [2019-10-03 02:17:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure AscResetChipAndScsiBus [2019-10-03 02:17:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure AscFindSignature [2019-10-03 02:17:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure AscEnableInterrupt [2019-10-03 02:17:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure AscDisableInterrupt [2019-10-03 02:17:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure AscReadLramByte [2019-10-03 02:17:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure AscReadLramWord [2019-10-03 02:17:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure AscMemWordSetLram [2019-10-03 02:17:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure AscWriteLramWord [2019-10-03 02:17:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure AscWriteLramByte [2019-10-03 02:17:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure AscMemWordCopyPtrToLram [2019-10-03 02:17:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure AscMemDWordCopyPtrToLram [2019-10-03 02:17:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure AscMemWordCopyPtrFromLram [2019-10-03 02:17:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure AscMemSumLramWord [2019-10-03 02:17:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure AscInitLram [2019-10-03 02:17:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure AscLoadMicroCode [2019-10-03 02:17:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure AscInitQLinkVar [2019-10-03 02:17:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure AscInitMicroCodeVar [2019-10-03 02:17:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure AscInitAsc1000Driver [2019-10-03 02:17:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure AdvLoadMicrocode [2019-10-03 02:17:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure AdvBuildCarrierFreelist [2019-10-03 02:17:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure adv_get_carrier [2019-10-03 02:17:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure adv_get_next_carrier [2019-10-03 02:17:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure adv_get_reqp [2019-10-03 02:17:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure AdvSendIdleCmd [2019-10-03 02:17:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure AdvResetSB [2019-10-03 02:17:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure AdvInitAsc3550Driver [2019-10-03 02:17:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure AdvInitAsc38C0800Driver [2019-10-03 02:17:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure AdvInitAsc38C1600Driver [2019-10-03 02:17:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure AdvResetChipAndSB [2019-10-03 02:17:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure adv_async_callback [2019-10-03 02:17:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure adv_isr_callback [2019-10-03 02:17:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure AdvISR [2019-10-03 02:17:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure AscSetLibErrorCode [2019-10-03 02:17:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure AscAckInterrupt [2019-10-03 02:17:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure AscGetSynPeriodIndex [2019-10-03 02:17:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure AscMsgOutSDTR [2019-10-03 02:17:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure AscCalSDTRData [2019-10-03 02:17:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure AscSetChipSynRegAtID [2019-10-03 02:17:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure AscSetChipSDTR [2019-10-03 02:17:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure AscIsrChipHalted [2019-10-03 02:17:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure DvcGetQinfo [2019-10-03 02:17:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure _AscCopyLramScsiDoneQ [2019-10-03 02:17:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure asc_isr_callback [2019-10-03 02:17:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure AscIsrQDone [2019-10-03 02:17:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure AscISR [2019-10-03 02:17:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_reset [2019-10-03 02:17:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_biosparam [2019-10-03 02:17:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_interrupt [2019-10-03 02:17:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure AscHostReqRiscHalt [2019-10-03 02:17:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure AscSetRunChipSynRegAtID [2019-10-03 02:17:21,504 INFO L130 BoogieDeclarations]: Found specification of procedure AscAsyncFix [2019-10-03 02:17:21,504 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_narrow_slave_configure [2019-10-03 02:17:21,504 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_wide_enable_wdtr [2019-10-03 02:17:21,504 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_wide_enable_sdtr [2019-10-03 02:17:21,504 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_wide_enable_ppr [2019-10-03 02:17:21,504 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_wide_slave_configure [2019-10-03 02:17:21,504 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_slave_configure [2019-10-03 02:17:21,504 INFO L130 BoogieDeclarations]: Found specification of procedure asc_get_sense_buffer_dma [2019-10-03 02:17:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure asc_build_req [2019-10-03 02:17:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure adv_get_sglist [2019-10-03 02:17:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure adv_build_req [2019-10-03 02:17:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-03 02:17:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure AscSgListToQueue [2019-10-03 02:17:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure AscGetNumOfFreeQueue [2019-10-03 02:17:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure AscAllocFreeQueue [2019-10-03 02:17:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure AscAllocMultipleFreeQueue [2019-10-03 02:17:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure DvcPutScsiQ [2019-10-03 02:17:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure AscPutReadyQueue [2019-10-03 02:17:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure AscPutReadySgListQueue [2019-10-03 02:17:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure AscSendScsiQueue [2019-10-03 02:17:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure AscExeScsiQueue [2019-10-03 02:17:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure AdvExeScsiQueue [2019-10-03 02:17:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure asc_execute_scsi_cmnd [2019-10-03 02:17:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_queuecommand_lck [2019-10-03 02:17:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_queuecommand [2019-10-03 02:17:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure AscGetEisaChipCfg [2019-10-03 02:17:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure AscGetChipBiosAddress [2019-10-03 02:17:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure AscSetChipScsiID [2019-10-03 02:17:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure AscGetChipScsiCtrl [2019-10-03 02:17:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure AscGetChipVersion [2019-10-03 02:17:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure AscStopQueueExe [2019-10-03 02:17:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure AscGetMaxDmaCount [2019-10-03 02:17:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure AscInitAscDvcVar [2019-10-03 02:17:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure AscWriteEEPCmdReg [2019-10-03 02:17:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure AscWaitEEPRead [2019-10-03 02:17:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure AscReadEEPWord [2019-10-03 02:17:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure AscGetEEPConfig [2019-10-03 02:17:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure AscTestExternalLram [2019-10-03 02:17:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure AscWaitEEPWrite [2019-10-03 02:17:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure AscWriteEEPDataReg [2019-10-03 02:17:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure AscWriteEEPWord [2019-10-03 02:17:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure AscSetEEPConfigOnce [2019-10-03 02:17:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure AscSetEEPConfig [2019-10-03 02:17:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure AscInitFromEEP [2019-10-03 02:17:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure AscInitGetConfig [2019-10-03 02:17:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure AscInitSetConfig [2019-10-03 02:17:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure AdvWaitEEPCmd [2019-10-03 02:17:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure AdvReadEEPWord [2019-10-03 02:17:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure AdvSet3550EEPConfig [2019-10-03 02:17:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure AdvSet38C0800EEPConfig [2019-10-03 02:17:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure AdvSet38C1600EEPConfig [2019-10-03 02:17:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure AdvGet3550EEPConfig [2019-10-03 02:17:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure AdvGet38C0800EEPConfig [2019-10-03 02:17:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure AdvGet38C1600EEPConfig [2019-10-03 02:17:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure AdvInitFrom3550EEP [2019-10-03 02:17:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure AdvInitFrom38C0800EEP [2019-10-03 02:17:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure AdvInitFrom38C1600EEP [2019-10-03 02:17:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure AdvInitGetConfig [2019-10-03 02:17:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_wide_init_chip [2019-10-03 02:17:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_wide_free_mem [2019-10-03 02:17:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_board_found [2019-10-03 02:17:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_release [2019-10-03 02:17:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_isa_irq_no [2019-10-03 02:17:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_isa_probe [2019-10-03 02:17:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_isa_remove [2019-10-03 02:17:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_vlb_irq_no [2019-10-03 02:17:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_vlb_probe [2019-10-03 02:17:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_eisa_irq_no [2019-10-03 02:17:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_eisa_probe [2019-10-03 02:17:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_eisa_remove [2019-10-03 02:17:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_set_latency [2019-10-03 02:17:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_pci_probe [2019-10-03 02:17:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_pci_remove [2019-10-03 02:17:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_init [2019-10-03 02:17:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_exit [2019-10-03 02:17:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_2 [2019-10-03 02:17:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-03 02:17:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-03 02:17:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 02:17:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-03 02:17:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-03 02:17:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-03 02:17:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-03 02:17:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-03 02:17:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-03 02:17:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-03 02:17:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-03 02:17:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-03 02:17:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-03 02:17:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 02:17:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 02:17:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 02:17:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 02:17:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 02:17:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-03 02:17:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-03 02:17:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-03 02:17:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-03 02:17:25,598 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-03 02:21:30,655 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 02:21:30,655 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-03 02:21:30,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:21:30 BoogieIcfgContainer [2019-10-03 02:21:30,659 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 02:21:30,661 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 02:21:30,661 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 02:21:30,664 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 02:21:30,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 02:17:14" (1/3) ... [2019-10-03 02:21:30,665 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71785814 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:21:30, skipping insertion in model container [2019-10-03 02:21:30,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:17:20" (2/3) ... [2019-10-03 02:21:30,665 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71785814 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:21:30, skipping insertion in model container [2019-10-03 02:21:30,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:21:30" (3/3) ... [2019-10-03 02:21:30,667 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--advansys.ko-entry_point.cil.out.i [2019-10-03 02:21:30,677 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 02:21:30,689 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-03 02:21:30,705 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-03 02:21:30,729 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 02:21:30,729 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 02:21:30,729 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 02:21:30,729 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 02:21:30,729 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 02:21:30,729 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 02:21:30,730 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 02:21:30,730 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 02:21:30,811 INFO L276 IsEmpty]: Start isEmpty. Operand 4464 states. [2019-10-03 02:21:30,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-10-03 02:21:30,834 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:21:30,836 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:21:30,839 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:21:30,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:21:30,845 INFO L82 PathProgramCache]: Analyzing trace with hash -961951962, now seen corresponding path program 1 times [2019-10-03 02:21:30,848 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:21:30,977 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:21:30,977 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:21:30,978 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:21:30,978 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:21:31,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:21:32,569 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-10-03 02:21:32,572 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:21:32,572 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:21:32,572 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:21:32,578 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:21:32,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:21:32,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:21:32,599 INFO L87 Difference]: Start difference. First operand 4464 states. Second operand 3 states. [2019-10-03 02:21:34,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:21:34,685 INFO L93 Difference]: Finished difference Result 8740 states and 12734 transitions. [2019-10-03 02:21:34,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:21:34,687 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2019-10-03 02:21:34,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:21:34,803 INFO L225 Difference]: With dead ends: 8740 [2019-10-03 02:21:34,803 INFO L226 Difference]: Without dead ends: 8655 [2019-10-03 02:21:34,805 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 02:21:34,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8655 states. [2019-10-03 02:21:35,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8655 to 8651. [2019-10-03 02:21:35,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8651 states. [2019-10-03 02:21:35,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8651 states to 8651 states and 12603 transitions. [2019-10-03 02:21:35,441 INFO L78 Accepts]: Start accepts. Automaton has 8651 states and 12603 transitions. Word has length 126 [2019-10-03 02:21:35,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:21:35,442 INFO L475 AbstractCegarLoop]: Abstraction has 8651 states and 12603 transitions. [2019-10-03 02:21:35,442 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:21:35,442 INFO L276 IsEmpty]: Start isEmpty. Operand 8651 states and 12603 transitions. [2019-10-03 02:21:35,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-10-03 02:21:35,458 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:21:35,458 INFO L411 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2019-10-03 02:21:35,458 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:21:35,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:21:35,461 INFO L82 PathProgramCache]: Analyzing trace with hash -1051462386, now seen corresponding path program 1 times [2019-10-03 02:21:35,461 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:21:35,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:21:35,504 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:21:35,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:21:35,504 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:21:35,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:21:36,371 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2019-10-03 02:21:36,371 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:21:36,372 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:21:36,372 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:21:36,391 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:21:36,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:21:36,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:21:36,392 INFO L87 Difference]: Start difference. First operand 8651 states and 12603 transitions. Second operand 5 states. [2019-10-03 02:21:36,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:21:36,640 INFO L93 Difference]: Finished difference Result 8655 states and 12605 transitions. [2019-10-03 02:21:36,641 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 02:21:36,641 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 196 [2019-10-03 02:21:36,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:21:36,706 INFO L225 Difference]: With dead ends: 8655 [2019-10-03 02:21:36,706 INFO L226 Difference]: Without dead ends: 8655 [2019-10-03 02:21:36,707 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:21:36,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8655 states. [2019-10-03 02:21:37,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8655 to 8651. [2019-10-03 02:21:37,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8651 states. [2019-10-03 02:21:37,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8651 states to 8651 states and 12601 transitions. [2019-10-03 02:21:37,241 INFO L78 Accepts]: Start accepts. Automaton has 8651 states and 12601 transitions. Word has length 196 [2019-10-03 02:21:37,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:21:37,243 INFO L475 AbstractCegarLoop]: Abstraction has 8651 states and 12601 transitions. [2019-10-03 02:21:37,244 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:21:37,244 INFO L276 IsEmpty]: Start isEmpty. Operand 8651 states and 12601 transitions. [2019-10-03 02:21:37,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-10-03 02:21:37,259 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:21:37,260 INFO L411 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:21:37,261 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:21:37,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:21:37,262 INFO L82 PathProgramCache]: Analyzing trace with hash 483716905, now seen corresponding path program 1 times [2019-10-03 02:21:37,262 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:21:37,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:21:37,311 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:21:37,312 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:21:37,312 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:21:37,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:21:37,953 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2019-10-03 02:21:37,953 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:21:37,954 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:21:37,954 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:21:37,954 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:21:37,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:21:37,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:21:37,955 INFO L87 Difference]: Start difference. First operand 8651 states and 12601 transitions. Second operand 5 states. [2019-10-03 02:21:38,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:21:38,166 INFO L93 Difference]: Finished difference Result 8655 states and 12603 transitions. [2019-10-03 02:21:38,167 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 02:21:38,167 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 206 [2019-10-03 02:21:38,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:21:38,242 INFO L225 Difference]: With dead ends: 8655 [2019-10-03 02:21:38,242 INFO L226 Difference]: Without dead ends: 8655 [2019-10-03 02:21:38,242 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-03 02:21:38,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8655 states. [2019-10-03 02:21:38,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8655 to 8651. [2019-10-03 02:21:38,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8651 states. [2019-10-03 02:21:38,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8651 states to 8651 states and 12599 transitions. [2019-10-03 02:21:38,766 INFO L78 Accepts]: Start accepts. Automaton has 8651 states and 12599 transitions. Word has length 206 [2019-10-03 02:21:38,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:21:38,767 INFO L475 AbstractCegarLoop]: Abstraction has 8651 states and 12599 transitions. [2019-10-03 02:21:38,767 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:21:38,767 INFO L276 IsEmpty]: Start isEmpty. Operand 8651 states and 12599 transitions. [2019-10-03 02:21:38,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-10-03 02:21:38,779 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:21:38,780 INFO L411 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:21:38,780 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:21:38,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:21:38,781 INFO L82 PathProgramCache]: Analyzing trace with hash -806749852, now seen corresponding path program 1 times [2019-10-03 02:21:38,781 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:21:38,819 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:21:38,819 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:21:38,820 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:21:38,820 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:21:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:21:39,434 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2019-10-03 02:21:39,435 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:21:39,435 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:21:39,435 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:21:39,436 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:21:39,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:21:39,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:21:39,438 INFO L87 Difference]: Start difference. First operand 8651 states and 12599 transitions. Second operand 5 states. [2019-10-03 02:21:39,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:21:39,673 INFO L93 Difference]: Finished difference Result 8655 states and 12601 transitions. [2019-10-03 02:21:39,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 02:21:39,675 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 216 [2019-10-03 02:21:39,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:21:39,732 INFO L225 Difference]: With dead ends: 8655 [2019-10-03 02:21:39,732 INFO L226 Difference]: Without dead ends: 8655 [2019-10-03 02:21:39,733 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-03 02:21:39,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8655 states. [2019-10-03 02:21:40,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8655 to 8651. [2019-10-03 02:21:40,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8651 states. [2019-10-03 02:21:40,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8651 states to 8651 states and 12597 transitions. [2019-10-03 02:21:40,174 INFO L78 Accepts]: Start accepts. Automaton has 8651 states and 12597 transitions. Word has length 216 [2019-10-03 02:21:40,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:21:40,175 INFO L475 AbstractCegarLoop]: Abstraction has 8651 states and 12597 transitions. [2019-10-03 02:21:40,175 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:21:40,176 INFO L276 IsEmpty]: Start isEmpty. Operand 8651 states and 12597 transitions. [2019-10-03 02:21:40,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-10-03 02:21:40,189 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:21:40,189 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:21:40,190 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:21:40,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:21:40,190 INFO L82 PathProgramCache]: Analyzing trace with hash -1731049393, now seen corresponding path program 1 times [2019-10-03 02:21:40,190 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:21:40,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:21:40,223 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:21:40,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:21:40,223 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:21:40,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:21:40,926 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2019-10-03 02:21:40,926 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:21:40,926 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:21:40,926 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:21:40,927 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:21:40,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:21:40,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:21:40,928 INFO L87 Difference]: Start difference. First operand 8651 states and 12597 transitions. Second operand 3 states. [2019-10-03 02:21:41,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:21:41,106 INFO L93 Difference]: Finished difference Result 10879 states and 15845 transitions. [2019-10-03 02:21:41,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:21:41,106 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 234 [2019-10-03 02:21:41,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:21:41,165 INFO L225 Difference]: With dead ends: 10879 [2019-10-03 02:21:41,165 INFO L226 Difference]: Without dead ends: 10879 [2019-10-03 02:21:41,166 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 02:21:41,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10879 states. [2019-10-03 02:21:41,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10879 to 10879. [2019-10-03 02:21:41,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10879 states. [2019-10-03 02:21:41,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10879 states to 10879 states and 15845 transitions. [2019-10-03 02:21:41,858 INFO L78 Accepts]: Start accepts. Automaton has 10879 states and 15845 transitions. Word has length 234 [2019-10-03 02:21:41,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:21:41,860 INFO L475 AbstractCegarLoop]: Abstraction has 10879 states and 15845 transitions. [2019-10-03 02:21:41,860 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:21:41,860 INFO L276 IsEmpty]: Start isEmpty. Operand 10879 states and 15845 transitions. [2019-10-03 02:21:41,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2019-10-03 02:21:41,883 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:21:41,883 INFO L411 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:21:41,883 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:21:41,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:21:41,884 INFO L82 PathProgramCache]: Analyzing trace with hash 2095268525, now seen corresponding path program 1 times [2019-10-03 02:21:41,884 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:21:41,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:21:41,918 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:21:41,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:21:41,918 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:21:42,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:21:42,644 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2019-10-03 02:21:42,644 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:21:42,644 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:21:42,644 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:21:42,645 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:21:42,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:21:42,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:21:42,646 INFO L87 Difference]: Start difference. First operand 10879 states and 15845 transitions. Second operand 3 states. [2019-10-03 02:21:45,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:21:45,404 INFO L93 Difference]: Finished difference Result 19040 states and 27814 transitions. [2019-10-03 02:21:45,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:21:45,404 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 254 [2019-10-03 02:21:45,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:21:45,510 INFO L225 Difference]: With dead ends: 19040 [2019-10-03 02:21:45,510 INFO L226 Difference]: Without dead ends: 19040 [2019-10-03 02:21:45,511 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 02:21:45,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19040 states. [2019-10-03 02:21:46,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19040 to 18990. [2019-10-03 02:21:46,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18990 states. [2019-10-03 02:21:46,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18990 states to 18990 states and 27760 transitions. [2019-10-03 02:21:46,895 INFO L78 Accepts]: Start accepts. Automaton has 18990 states and 27760 transitions. Word has length 254 [2019-10-03 02:21:46,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:21:46,898 INFO L475 AbstractCegarLoop]: Abstraction has 18990 states and 27760 transitions. [2019-10-03 02:21:46,898 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:21:46,898 INFO L276 IsEmpty]: Start isEmpty. Operand 18990 states and 27760 transitions. [2019-10-03 02:21:46,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2019-10-03 02:21:46,939 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:21:46,940 INFO L411 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:21:46,940 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:21:46,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:21:46,941 INFO L82 PathProgramCache]: Analyzing trace with hash 1318070070, now seen corresponding path program 1 times [2019-10-03 02:21:46,941 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:21:46,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:21:46,975 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:21:46,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:21:46,976 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:21:47,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:21:47,638 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2019-10-03 02:21:47,639 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:21:47,639 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:21:47,640 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:21:47,641 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:21:47,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:21:47,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:21:47,642 INFO L87 Difference]: Start difference. First operand 18990 states and 27760 transitions. Second operand 3 states. [2019-10-03 02:21:50,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:21:50,031 INFO L93 Difference]: Finished difference Result 37728 states and 55153 transitions. [2019-10-03 02:21:50,032 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:21:50,032 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 340 [2019-10-03 02:21:50,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:21:50,233 INFO L225 Difference]: With dead ends: 37728 [2019-10-03 02:21:50,233 INFO L226 Difference]: Without dead ends: 37728 [2019-10-03 02:21:50,233 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 02:21:50,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37728 states. [2019-10-03 02:21:52,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37728 to 37723. [2019-10-03 02:21:52,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37723 states. [2019-10-03 02:21:52,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37723 states to 37723 states and 55149 transitions. [2019-10-03 02:21:52,434 INFO L78 Accepts]: Start accepts. Automaton has 37723 states and 55149 transitions. Word has length 340 [2019-10-03 02:21:52,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:21:52,435 INFO L475 AbstractCegarLoop]: Abstraction has 37723 states and 55149 transitions. [2019-10-03 02:21:52,435 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:21:52,435 INFO L276 IsEmpty]: Start isEmpty. Operand 37723 states and 55149 transitions. [2019-10-03 02:21:52,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2019-10-03 02:21:52,491 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:21:52,492 INFO L411 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:21:52,492 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:21:52,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:21:52,493 INFO L82 PathProgramCache]: Analyzing trace with hash -302910263, now seen corresponding path program 1 times [2019-10-03 02:21:52,493 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:21:52,525 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:21:52,526 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:21:52,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:21:52,526 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:21:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:21:53,152 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2019-10-03 02:21:53,153 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:21:53,153 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:21:53,153 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:21:53,154 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:21:53,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:21:53,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:21:53,155 INFO L87 Difference]: Start difference. First operand 37723 states and 55149 transitions. Second operand 3 states. [2019-10-03 02:21:56,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:21:56,037 INFO L93 Difference]: Finished difference Result 74862 states and 109477 transitions. [2019-10-03 02:21:56,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:21:56,037 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 345 [2019-10-03 02:21:56,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:21:56,445 INFO L225 Difference]: With dead ends: 74862 [2019-10-03 02:21:56,445 INFO L226 Difference]: Without dead ends: 74862 [2019-10-03 02:21:56,446 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 02:21:56,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74862 states. [2019-10-03 02:22:01,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74862 to 74859. [2019-10-03 02:22:01,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74859 states. [2019-10-03 02:22:01,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74859 states to 74859 states and 109475 transitions. [2019-10-03 02:22:01,387 INFO L78 Accepts]: Start accepts. Automaton has 74859 states and 109475 transitions. Word has length 345 [2019-10-03 02:22:01,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:22:01,387 INFO L475 AbstractCegarLoop]: Abstraction has 74859 states and 109475 transitions. [2019-10-03 02:22:01,388 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:22:01,388 INFO L276 IsEmpty]: Start isEmpty. Operand 74859 states and 109475 transitions. [2019-10-03 02:22:01,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2019-10-03 02:22:01,465 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:22:01,466 INFO L411 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:22:01,466 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:22:01,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:22:01,467 INFO L82 PathProgramCache]: Analyzing trace with hash -894424718, now seen corresponding path program 1 times [2019-10-03 02:22:01,467 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:22:01,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:22:01,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:22:01,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:22:01,502 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:22:01,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:22:02,054 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2019-10-03 02:22:02,055 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:22:02,055 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:22:02,055 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:22:02,056 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:22:02,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:22:02,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:22:02,057 INFO L87 Difference]: Start difference. First operand 74859 states and 109475 transitions. Second operand 3 states. [2019-10-03 02:22:04,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:22:04,426 INFO L93 Difference]: Finished difference Result 144025 states and 211230 transitions. [2019-10-03 02:22:04,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:22:04,427 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 350 [2019-10-03 02:22:04,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:22:05,020 INFO L225 Difference]: With dead ends: 144025 [2019-10-03 02:22:05,021 INFO L226 Difference]: Without dead ends: 144025 [2019-10-03 02:22:05,021 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 02:22:05,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144025 states. [2019-10-03 02:22:12,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144025 to 143638. [2019-10-03 02:22:12,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143638 states. [2019-10-03 02:22:12,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143638 states to 143638 states and 210796 transitions. [2019-10-03 02:22:12,791 INFO L78 Accepts]: Start accepts. Automaton has 143638 states and 210796 transitions. Word has length 350 [2019-10-03 02:22:12,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:22:12,792 INFO L475 AbstractCegarLoop]: Abstraction has 143638 states and 210796 transitions. [2019-10-03 02:22:12,792 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:22:12,792 INFO L276 IsEmpty]: Start isEmpty. Operand 143638 states and 210796 transitions. [2019-10-03 02:22:12,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2019-10-03 02:22:12,971 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:22:12,972 INFO L411 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:22:12,972 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:22:12,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:22:12,973 INFO L82 PathProgramCache]: Analyzing trace with hash -778269655, now seen corresponding path program 1 times [2019-10-03 02:22:12,973 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:22:13,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:22:13,003 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:22:13,003 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:22:13,003 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:22:13,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:22:13,579 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2019-10-03 02:22:13,580 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:22:13,580 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:22:13,580 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:22:13,581 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:22:13,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:22:13,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:22:13,582 INFO L87 Difference]: Start difference. First operand 143638 states and 210796 transitions. Second operand 5 states. [2019-10-03 02:22:15,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:22:15,887 INFO L93 Difference]: Finished difference Result 143704 states and 210862 transitions. [2019-10-03 02:22:15,888 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 02:22:15,888 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 411 [2019-10-03 02:22:15,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:22:16,468 INFO L225 Difference]: With dead ends: 143704 [2019-10-03 02:22:16,469 INFO L226 Difference]: Without dead ends: 143704 [2019-10-03 02:22:16,470 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-03 02:22:16,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143704 states. [2019-10-03 02:22:24,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143704 to 143686. [2019-10-03 02:22:24,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143686 states. [2019-10-03 02:22:24,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143686 states to 143686 states and 210844 transitions. [2019-10-03 02:22:24,885 INFO L78 Accepts]: Start accepts. Automaton has 143686 states and 210844 transitions. Word has length 411 [2019-10-03 02:22:24,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:22:24,886 INFO L475 AbstractCegarLoop]: Abstraction has 143686 states and 210844 transitions. [2019-10-03 02:22:24,886 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:22:24,886 INFO L276 IsEmpty]: Start isEmpty. Operand 143686 states and 210844 transitions. [2019-10-03 02:22:25,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-10-03 02:22:25,028 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:22:25,028 INFO L411 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:22:25,028 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:22:25,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:22:25,029 INFO L82 PathProgramCache]: Analyzing trace with hash -406369459, now seen corresponding path program 1 times [2019-10-03 02:22:25,030 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:22:25,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:22:25,058 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:22:25,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:22:25,059 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:22:25,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:22:25,719 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2019-10-03 02:22:25,719 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:22:25,719 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:22:25,720 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:22:25,720 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:22:25,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:22:25,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:22:25,721 INFO L87 Difference]: Start difference. First operand 143686 states and 210844 transitions. Second operand 3 states. [2019-10-03 02:22:31,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:22:31,426 INFO L93 Difference]: Finished difference Result 143688 states and 210830 transitions. [2019-10-03 02:22:31,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:22:31,427 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 424 [2019-10-03 02:22:31,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:22:31,998 INFO L225 Difference]: With dead ends: 143688 [2019-10-03 02:22:31,998 INFO L226 Difference]: Without dead ends: 143672 [2019-10-03 02:22:32,000 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 02:22:32,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143672 states. [2019-10-03 02:22:37,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143672 to 143608. [2019-10-03 02:22:37,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143608 states. [2019-10-03 02:22:38,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143608 states to 143608 states and 210750 transitions. [2019-10-03 02:22:38,142 INFO L78 Accepts]: Start accepts. Automaton has 143608 states and 210750 transitions. Word has length 424 [2019-10-03 02:22:38,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:22:38,143 INFO L475 AbstractCegarLoop]: Abstraction has 143608 states and 210750 transitions. [2019-10-03 02:22:38,143 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:22:38,143 INFO L276 IsEmpty]: Start isEmpty. Operand 143608 states and 210750 transitions. [2019-10-03 02:22:38,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2019-10-03 02:22:38,398 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:22:38,398 INFO L411 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:22:38,398 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:22:38,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:22:38,399 INFO L82 PathProgramCache]: Analyzing trace with hash 1125915551, now seen corresponding path program 1 times [2019-10-03 02:22:38,400 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:22:38,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:22:38,428 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:22:38,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:22:38,429 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:22:38,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:22:39,106 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2019-10-03 02:22:39,107 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:22:39,107 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:22:39,107 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:22:39,108 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:22:39,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:22:39,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:22:39,109 INFO L87 Difference]: Start difference. First operand 143608 states and 210750 transitions. Second operand 5 states. [2019-10-03 02:22:40,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:22:40,093 INFO L93 Difference]: Finished difference Result 143766 states and 211032 transitions. [2019-10-03 02:22:40,093 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 02:22:40,093 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 448 [2019-10-03 02:22:40,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:22:40,723 INFO L225 Difference]: With dead ends: 143766 [2019-10-03 02:22:40,723 INFO L226 Difference]: Without dead ends: 143766 [2019-10-03 02:22:40,724 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:22:40,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143766 states. [2019-10-03 02:22:49,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143766 to 143704. [2019-10-03 02:22:49,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143704 states. [2019-10-03 02:22:49,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143704 states to 143704 states and 210918 transitions. [2019-10-03 02:22:49,700 INFO L78 Accepts]: Start accepts. Automaton has 143704 states and 210918 transitions. Word has length 448 [2019-10-03 02:22:49,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:22:49,701 INFO L475 AbstractCegarLoop]: Abstraction has 143704 states and 210918 transitions. [2019-10-03 02:22:49,701 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:22:49,701 INFO L276 IsEmpty]: Start isEmpty. Operand 143704 states and 210918 transitions. [2019-10-03 02:22:49,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2019-10-03 02:22:49,876 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:22:49,876 INFO L411 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:22:49,877 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:22:49,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:22:49,877 INFO L82 PathProgramCache]: Analyzing trace with hash -878685161, now seen corresponding path program 1 times [2019-10-03 02:22:49,877 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:22:49,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:22:49,900 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:22:49,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:22:49,900 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:22:50,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:22:51,214 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 478 trivial. 0 not checked. [2019-10-03 02:22:51,215 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:22:51,215 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:22:51,215 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:22:51,216 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:22:51,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:22:51,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:22:51,216 INFO L87 Difference]: Start difference. First operand 143704 states and 210918 transitions. Second operand 3 states. [2019-10-03 02:22:51,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:22:51,862 INFO L93 Difference]: Finished difference Result 143720 states and 210934 transitions. [2019-10-03 02:22:51,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:22:51,863 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 453 [2019-10-03 02:22:51,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:22:52,469 INFO L225 Difference]: With dead ends: 143720 [2019-10-03 02:22:52,469 INFO L226 Difference]: Without dead ends: 143720 [2019-10-03 02:22:52,469 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 02:22:52,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143720 states. [2019-10-03 02:23:01,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143720 to 143720. [2019-10-03 02:23:01,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143720 states. [2019-10-03 02:23:03,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143720 states to 143720 states and 210934 transitions. [2019-10-03 02:23:03,001 INFO L78 Accepts]: Start accepts. Automaton has 143720 states and 210934 transitions. Word has length 453 [2019-10-03 02:23:03,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:23:03,002 INFO L475 AbstractCegarLoop]: Abstraction has 143720 states and 210934 transitions. [2019-10-03 02:23:03,002 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:23:03,002 INFO L276 IsEmpty]: Start isEmpty. Operand 143720 states and 210934 transitions. [2019-10-03 02:23:03,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2019-10-03 02:23:03,227 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:23:03,228 INFO L411 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:23:03,228 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:23:03,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:23:03,229 INFO L82 PathProgramCache]: Analyzing trace with hash -1899753515, now seen corresponding path program 1 times [2019-10-03 02:23:03,229 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:23:03,255 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:23:03,255 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:23:03,255 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:23:03,255 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:23:04,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:23:04,603 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2019-10-03 02:23:04,604 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:23:04,604 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:23:04,604 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:23:04,605 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:23:04,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:23:04,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:23:04,606 INFO L87 Difference]: Start difference. First operand 143720 states and 210934 transitions. Second operand 5 states. [2019-10-03 02:23:13,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:23:13,281 INFO L93 Difference]: Finished difference Result 287491 states and 421910 transitions. [2019-10-03 02:23:13,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 02:23:13,281 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 453 [2019-10-03 02:23:13,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:23:14,464 INFO L225 Difference]: With dead ends: 287491 [2019-10-03 02:23:14,464 INFO L226 Difference]: Without dead ends: 287491 [2019-10-03 02:23:14,465 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 02:23:14,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287491 states. [2019-10-03 02:23:26,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287491 to 143784. [2019-10-03 02:23:26,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143784 states. [2019-10-03 02:23:26,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143784 states to 143784 states and 211006 transitions. [2019-10-03 02:23:26,835 INFO L78 Accepts]: Start accepts. Automaton has 143784 states and 211006 transitions. Word has length 453 [2019-10-03 02:23:26,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:23:26,836 INFO L475 AbstractCegarLoop]: Abstraction has 143784 states and 211006 transitions. [2019-10-03 02:23:26,837 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:23:26,837 INFO L276 IsEmpty]: Start isEmpty. Operand 143784 states and 211006 transitions. [2019-10-03 02:23:27,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2019-10-03 02:23:27,086 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:23:27,087 INFO L411 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:23:27,087 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:23:27,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:23:27,087 INFO L82 PathProgramCache]: Analyzing trace with hash -317778498, now seen corresponding path program 1 times [2019-10-03 02:23:27,088 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:23:27,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:23:27,112 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:23:27,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:23:27,112 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:23:27,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:23:27,687 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 476 trivial. 0 not checked. [2019-10-03 02:23:27,688 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:23:27,688 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:23:27,688 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:23:27,690 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:23:27,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:23:27,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:23:27,691 INFO L87 Difference]: Start difference. First operand 143784 states and 211006 transitions. Second operand 5 states. [2019-10-03 02:23:29,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:23:29,206 INFO L93 Difference]: Finished difference Result 143910 states and 211192 transitions. [2019-10-03 02:23:29,206 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 02:23:29,206 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 453 [2019-10-03 02:23:29,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:23:29,977 INFO L225 Difference]: With dead ends: 143910 [2019-10-03 02:23:29,977 INFO L226 Difference]: Without dead ends: 143910 [2019-10-03 02:23:29,977 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:23:30,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143910 states. [2019-10-03 02:23:36,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143910 to 143864. [2019-10-03 02:23:36,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143864 states. [2019-10-03 02:23:37,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143864 states to 143864 states and 211122 transitions. [2019-10-03 02:23:37,259 INFO L78 Accepts]: Start accepts. Automaton has 143864 states and 211122 transitions. Word has length 453 [2019-10-03 02:23:37,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:23:37,259 INFO L475 AbstractCegarLoop]: Abstraction has 143864 states and 211122 transitions. [2019-10-03 02:23:37,259 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:23:37,260 INFO L276 IsEmpty]: Start isEmpty. Operand 143864 states and 211122 transitions. [2019-10-03 02:23:37,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2019-10-03 02:23:37,544 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:23:37,544 INFO L411 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:23:37,544 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:23:37,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:23:37,545 INFO L82 PathProgramCache]: Analyzing trace with hash 760160032, now seen corresponding path program 1 times [2019-10-03 02:23:37,545 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:23:37,568 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:23:37,568 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:23:37,568 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:23:37,568 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:23:37,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:23:39,634 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 476 trivial. 0 not checked. [2019-10-03 02:23:39,634 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:23:39,634 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-03 02:23:39,635 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:23:39,635 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-03 02:23:39,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-03 02:23:39,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-03 02:23:39,636 INFO L87 Difference]: Start difference. First operand 143864 states and 211122 transitions. Second operand 6 states. [2019-10-03 02:23:50,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:23:50,503 INFO L93 Difference]: Finished difference Result 287843 states and 422382 transitions. [2019-10-03 02:23:50,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-03 02:23:50,504 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 458 [2019-10-03 02:23:50,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:23:51,659 INFO L225 Difference]: With dead ends: 287843 [2019-10-03 02:23:51,659 INFO L226 Difference]: Without dead ends: 287843 [2019-10-03 02:23:51,660 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2019-10-03 02:23:51,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287843 states. [2019-10-03 02:24:00,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287843 to 143960. [2019-10-03 02:24:00,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143960 states. [2019-10-03 02:24:00,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143960 states to 143960 states and 211242 transitions. [2019-10-03 02:24:00,723 INFO L78 Accepts]: Start accepts. Automaton has 143960 states and 211242 transitions. Word has length 458 [2019-10-03 02:24:00,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:24:00,724 INFO L475 AbstractCegarLoop]: Abstraction has 143960 states and 211242 transitions. [2019-10-03 02:24:00,724 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-03 02:24:00,724 INFO L276 IsEmpty]: Start isEmpty. Operand 143960 states and 211242 transitions. [2019-10-03 02:24:00,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2019-10-03 02:24:00,922 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:24:00,922 INFO L411 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:24:00,922 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:24:00,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:24:00,923 INFO L82 PathProgramCache]: Analyzing trace with hash -1603681630, now seen corresponding path program 1 times [2019-10-03 02:24:00,924 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:24:00,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:24:00,953 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:24:00,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:24:00,953 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:24:01,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:24:02,409 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2019-10-03 02:24:02,410 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:24:02,410 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-03 02:24:02,410 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:24:02,410 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-03 02:24:02,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-03 02:24:02,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-03 02:24:02,411 INFO L87 Difference]: Start difference. First operand 143960 states and 211242 transitions. Second operand 4 states. [2019-10-03 02:24:03,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:24:03,314 INFO L93 Difference]: Finished difference Result 144011 states and 211294 transitions. [2019-10-03 02:24:03,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-03 02:24:03,315 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 458 [2019-10-03 02:24:03,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:24:03,806 INFO L225 Difference]: With dead ends: 144011 [2019-10-03 02:24:03,806 INFO L226 Difference]: Without dead ends: 143979 [2019-10-03 02:24:03,806 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:24:03,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143979 states. [2019-10-03 02:24:12,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143979 to 143976. [2019-10-03 02:24:12,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143976 states. [2019-10-03 02:24:13,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143976 states to 143976 states and 211258 transitions. [2019-10-03 02:24:13,408 INFO L78 Accepts]: Start accepts. Automaton has 143976 states and 211258 transitions. Word has length 458 [2019-10-03 02:24:13,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:24:13,409 INFO L475 AbstractCegarLoop]: Abstraction has 143976 states and 211258 transitions. [2019-10-03 02:24:13,409 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-03 02:24:13,410 INFO L276 IsEmpty]: Start isEmpty. Operand 143976 states and 211258 transitions. [2019-10-03 02:24:13,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2019-10-03 02:24:13,577 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:24:13,577 INFO L411 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:24:13,577 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:24:13,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:24:13,578 INFO L82 PathProgramCache]: Analyzing trace with hash -253588164, now seen corresponding path program 1 times [2019-10-03 02:24:13,578 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:24:13,599 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:24:13,599 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:24:13,599 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:24:13,599 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:24:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:24:15,140 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2019-10-03 02:24:15,140 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:24:15,141 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:24:15,141 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:24:15,144 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:24:15,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:24:15,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:24:15,144 INFO L87 Difference]: Start difference. First operand 143976 states and 211258 transitions. Second operand 5 states. [2019-10-03 02:24:15,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:24:15,965 INFO L93 Difference]: Finished difference Result 144040 states and 211322 transitions. [2019-10-03 02:24:15,966 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 02:24:15,966 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 459 [2019-10-03 02:24:15,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:24:16,589 INFO L225 Difference]: With dead ends: 144040 [2019-10-03 02:24:16,589 INFO L226 Difference]: Without dead ends: 144040 [2019-10-03 02:24:16,590 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:24:16,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144040 states. [2019-10-03 02:24:24,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144040 to 144040. [2019-10-03 02:24:24,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144040 states. [2019-10-03 02:24:25,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144040 states to 144040 states and 211322 transitions. [2019-10-03 02:24:25,104 INFO L78 Accepts]: Start accepts. Automaton has 144040 states and 211322 transitions. Word has length 459 [2019-10-03 02:24:25,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:24:25,104 INFO L475 AbstractCegarLoop]: Abstraction has 144040 states and 211322 transitions. [2019-10-03 02:24:25,104 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:24:25,104 INFO L276 IsEmpty]: Start isEmpty. Operand 144040 states and 211322 transitions. [2019-10-03 02:24:26,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2019-10-03 02:24:26,043 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:24:26,044 INFO L411 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:24:26,044 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:24:26,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:24:26,044 INFO L82 PathProgramCache]: Analyzing trace with hash 1150381510, now seen corresponding path program 1 times [2019-10-03 02:24:26,044 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:24:26,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:24:26,068 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:24:26,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:24:26,068 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:24:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:24:35,255 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 463 trivial. 0 not checked. [2019-10-03 02:24:35,255 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-03 02:24:35,255 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-03 02:24:35,256 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 455 with the following transitions: [2019-10-03 02:24:35,259 INFO L207 CegarAbsIntRunner]: [414], [420], [421], [591], [593], [596], [676], [677], [682], [683], [821], [823], [825], [827], [831], [832], [835], [836], [997], [998], [1074], [1076], [1077], [1082], [1084], [1088], [1090], [1095], [1097], [1102], [1104], [1107], [1126], [1127], [1128], [1131], [1139], [1141], [1142], [1175], [1299], [1301], [1303], [1307], [1312], [1318], [1321], [1325], [1328], [1334], [1366], [1368], [1371], [1373], [1376], [1382], [1383], [1384], [1520], [1524], [1526], [1527], [1745], [1746], [2180], [2181], [2417], [2419], [2420], [2673], [2674], [3070], [3071], [3336], [3339], [3341], [3345], [3348], [3369], [3371], [3373], [3379], [3380], [4441], [4443], [4448], [4452], [4454], [4963], [4972], [4973], [5051], [5053], [5058], [5060], [5065], [5067], [5072], [5074], [5079], [5087], [5178], [5181], [5187], [5188], [5622], [5623], [5741], [5743], [5744], [5868], [5870], [5871], [5872], [5874], [5877], [5879], [5885], [5887], [5889], [5891], [5893], [5894], [5980], [5981], [6031], [6033], [6072], [6074], [6076], [6078], [6080], [6083], [6085], [6087], [6089], [6091], [6093], [6096], [6099], [6112], [6125], [6138], [6141], [6144], [6191], [6194], [6197], [6200], [6203], [6205], [6210], [6243], [6255], [6258], [6261], [6273], [6276], [6279], [6281], [6284], [6286], [6288], [6297], [7825], [7826], [7842], [7843], [7979], [7981], [7984], [7989], [7990], [7993], [7995], [7996], [8009], [8010], [8047], [8049], [8051], [8052], [8269], [8270], [8273], [8275], [8276], [8686], [8687], [8706], [8707], [9016], [9018], [9019], [9020], [9022], [9023], [9198], [9199], [9200], [9276], [9277], [9278], [9279], [9280], [9281], [9326], [9327], [9328], [9329], [9330], [9331], [9332], [9333], [9334], [9335], [9346], [9347], [9348], [9349], [9350], [9351], [9352], [9356], [9357], [9410], [9411], [9412], [9413], [9414], [9415], [9418], [9432], [9433], [9434], [9435], [9596], [9597], [9942], [9943], [9946], [9954], [9955], [9956], [9957], [10228], [10229], [10388], [10389], [10390], [10391], [10392], [10393], [10394], [10395], [10436], [10640], [10641], [10664], [10665], [10666], [10667], [10668], [10669], [10670], [10671], [10672], [10673], [10674], [10675], [10676], [10677], [10678], [10679], [10680], [10681], [10752], [10753], [10754], [10760], [10761], [10762], [10763], [10764], [10765], [10766], [10767], [10768], [10769], [10770], [10771], [10772], [10773], [10774], [10775], [10776], [10777], [10778], [10779], [10786], [10794], [10795], [10804], [10805], [10806], [10807], [10808], [10809], [10810], [10811], [11266], [11267], [11268], [11269], [11270], [11271], [11288], [11289], [11290], [11291], [11340], [11341], [11640], [11641], [11642], [11644], [11645], [11646], [11647] [2019-10-03 02:24:35,329 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-03 02:24:35,329 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 02:24:35,701 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 02:24:35,703 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 632 root evaluator evaluations with a maximum evaluation depth of 0. Performed 632 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 1204 variables. [2019-10-03 02:24:35,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:24:35,707 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-03 02:24:35,868 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-03 02:24:35,869 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-03 02:24:35,878 INFO L420 sIntCurrentIteration]: We unified 453 AI predicates to 453 [2019-10-03 02:24:35,879 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-03 02:24:35,879 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-03 02:24:35,880 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 5 [2019-10-03 02:24:35,880 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:24:35,881 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 02:24:35,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 02:24:35,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:24:35,882 INFO L87 Difference]: Start difference. First operand 144040 states and 211322 transitions. Second operand 2 states. [2019-10-03 02:24:35,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:24:35,883 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-03 02:24:35,883 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 02:24:35,883 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 454 [2019-10-03 02:24:35,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:24:35,884 INFO L225 Difference]: With dead ends: 2 [2019-10-03 02:24:35,884 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 02:24:35,884 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 453 GetRequests, 453 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 02:24:35,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 02:24:35,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 02:24:35,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 02:24:35,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 02:24:35,885 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 454 [2019-10-03 02:24:35,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:24:35,885 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 02:24:35,885 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 02:24:35,885 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 02:24:35,886 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 02:24:35,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 02:24:35 BoogieIcfgContainer [2019-10-03 02:24:35,890 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 02:24:35,892 INFO L168 Benchmark]: Toolchain (without parser) took 441513.15 ms. Allocated memory was 138.9 MB in the beginning and 3.4 GB in the end (delta: 3.3 GB). Free memory was 67.5 MB in the beginning and 1.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2019-10-03 02:24:35,893 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-03 02:24:35,894 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5827.13 ms. Allocated memory was 138.9 MB in the beginning and 386.9 MB in the end (delta: 248.0 MB). Free memory was 67.3 MB in the beginning and 92.3 MB in the end (delta: -25.0 MB). Peak memory consumption was 223.0 MB. Max. memory is 7.1 GB. [2019-10-03 02:24:35,895 INFO L168 Benchmark]: Boogie Preprocessor took 1111.62 ms. Allocated memory was 386.9 MB in the beginning and 394.8 MB in the end (delta: 7.9 MB). Free memory was 92.3 MB in the beginning and 113.3 MB in the end (delta: -21.1 MB). Peak memory consumption was 49.5 MB. Max. memory is 7.1 GB. [2019-10-03 02:24:35,896 INFO L168 Benchmark]: RCFGBuilder took 249337.02 ms. Allocated memory was 394.8 MB in the beginning and 2.8 GB in the end (delta: 2.4 GB). Free memory was 113.3 MB in the beginning and 319.4 MB in the end (delta: -206.1 MB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. [2019-10-03 02:24:35,897 INFO L168 Benchmark]: TraceAbstraction took 185229.68 ms. Allocated memory was 2.8 GB in the beginning and 3.4 GB in the end (delta: 549.5 MB). Free memory was 319.4 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-03 02:24:35,901 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 5827.13 ms. Allocated memory was 138.9 MB in the beginning and 386.9 MB in the end (delta: 248.0 MB). Free memory was 67.3 MB in the beginning and 92.3 MB in the end (delta: -25.0 MB). Peak memory consumption was 223.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 1111.62 ms. Allocated memory was 386.9 MB in the beginning and 394.8 MB in the end (delta: 7.9 MB). Free memory was 92.3 MB in the beginning and 113.3 MB in the end (delta: -21.1 MB). Peak memory consumption was 49.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 249337.02 ms. Allocated memory was 394.8 MB in the beginning and 2.8 GB in the end (delta: 2.4 GB). Free memory was 113.3 MB in the beginning and 319.4 MB in the end (delta: -206.1 MB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. * TraceAbstraction took 185229.68 ms. Allocated memory was 2.8 GB in the beginning and 3.4 GB in the end (delta: 549.5 MB). Free memory was 319.4 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 14329]: 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 290 procedures, 4520 locations, 1 error locations. SAFE Result, 185.1s OverallTime, 19 OverallIterations, 9 TraceHistogramMax, 54.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 139437 SDtfs, 53937 SDslu, 263100 SDs, 0 SdLazy, 242 SolverSat, 44 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 21.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 540 GetRequests, 491 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=144040occurred in iteration=18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.4s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 3.5607064017660046 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 99.9s AutomataMinimizationTime, 19 MinimizatonAttempts, 288244 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 1.0s SsaConstructionTime, 13.4s SatisfiabilityAnalysisTime, 8.3s InterpolantComputationTime, 6738 NumberOfCodeBlocks, 6738 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 6719 ConstructedInterpolants, 0 QuantifiedInterpolants, 2702822 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 18 PerfectInterpolantSequences, 6665/6666 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...