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-challenges/linux-3.8-rc1-32_7a-drivers--net--ethernet--emulex--benet--be2net.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 23:11:24,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 23:11:24,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 23:11:24,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 23:11:24,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 23:11:24,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 23:11:24,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 23:11:24,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 23:11:24,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 23:11:24,691 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 23:11:24,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 23:11:24,693 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 23:11:24,694 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 23:11:24,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 23:11:24,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 23:11:24,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 23:11:24,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 23:11:24,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 23:11:24,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 23:11:24,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 23:11:24,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 23:11:24,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 23:11:24,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 23:11:24,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 23:11:24,711 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 23:11:24,712 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 23:11:24,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 23:11:24,713 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 23:11:24,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 23:11:24,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 23:11:24,715 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 23:11:24,716 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 23:11:24,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 23:11:24,717 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 23:11:24,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 23:11:24,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 23:11:24,719 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 23:11:24,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 23:11:24,720 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 23:11:24,721 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 23:11:24,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 23:11:24,722 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 [2019-10-02 23:11:24,738 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 23:11:24,739 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 23:11:24,739 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-02 23:11:24,739 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-02 23:11:24,740 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-02 23:11:24,740 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-02 23:11:24,741 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-02 23:11:24,741 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-02 23:11:24,741 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-02 23:11:24,741 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-02 23:11:24,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 23:11:24,742 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 23:11:24,743 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 23:11:24,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 23:11:24,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 23:11:24,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 23:11:24,743 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 23:11:24,744 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 23:11:24,744 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 23:11:24,744 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 23:11:24,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 23:11:24,744 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-02 23:11:24,745 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 23:11:24,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 23:11:24,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 23:11:24,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 23:11:24,746 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-02 23:11:24,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 23:11:24,746 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 23:11:24,746 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-02 23:11:24,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 23:11:24,798 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 23:11:24,802 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 23:11:24,804 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 23:11:24,804 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 23:11:24,805 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.8-rc1-32_7a-drivers--net--ethernet--emulex--benet--be2net.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2019-10-02 23:11:24,875 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cff26466b/ad46b9d54d724d6a91abf242818fd795/FLAGe1dc806a8 [2019-10-02 23:11:26,088 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 23:11:26,088 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.8-rc1-32_7a-drivers--net--ethernet--emulex--benet--be2net.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2019-10-02 23:11:26,195 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cff26466b/ad46b9d54d724d6a91abf242818fd795/FLAGe1dc806a8 [2019-10-02 23:11:26,281 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cff26466b/ad46b9d54d724d6a91abf242818fd795 [2019-10-02 23:11:26,296 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 23:11:26,298 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 23:11:26,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 23:11:26,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 23:11:26,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 23:11:26,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 11:11:26" (1/1) ... [2019-10-02 23:11:26,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68959ebf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:11:26, skipping insertion in model container [2019-10-02 23:11:26,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 11:11:26" (1/1) ... [2019-10-02 23:11:26,363 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 23:11:26,670 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 23:11:36,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 23:11:36,336 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 23:11:37,364 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 23:11:40,386 INFO L192 MainTranslator]: Completed translation [2019-10-02 23:11:40,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:11:40 WrapperNode [2019-10-02 23:11:40,387 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 23:11:40,388 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 23:11:40,388 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 23:11:40,388 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 23:11:40,402 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:11:40" (1/1) ... [2019-10-02 23:11:40,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:11:40" (1/1) ... [2019-10-02 23:11:40,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:11:40" (1/1) ... [2019-10-02 23:11:40,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:11:40" (1/1) ... [2019-10-02 23:11:41,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:11:40" (1/1) ... [2019-10-02 23:11:41,066 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:11:40" (1/1) ... [2019-10-02 23:11:41,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:11:40" (1/1) ... [2019-10-02 23:11:41,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 23:11:41,400 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 23:11:41,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 23:11:41,400 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 23:11:41,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:11:40" (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 [2019-10-02 23:11:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 23:11:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 23:11:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-02 23:11:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-02 23:11:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-10-02 23:11:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-02 23:11:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-02 23:11:41,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-10-02 23:11:41,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 23:11:41,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2019-10-02 23:11:41,481 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-02 23:11:41,481 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-02 23:11:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-02 23:11:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-02 23:11:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-02 23:11:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure fls64 [2019-10-02 23:11:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-02 23:11:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure rol32 [2019-10-02 23:11:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-02 23:11:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2019-10-02 23:11:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_weight [2019-10-02 23:11:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2019-10-02 23:11:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-02 23:11:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-02 23:11:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-02 23:11:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2019-10-02 23:11:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2019-10-02 23:11:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-02 23:11:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2019-10-02 23:11:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-02 23:11:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-02 23:11:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-02 23:11:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-10-02 23:11:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2019-10-02 23:11:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2019-10-02 23:11:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2019-10-02 23:11:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_physfn [2019-10-02 23:11:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2019-10-02 23:11:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2019-10-02 23:11:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2019-10-02 23:11:41,487 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2019-10-02 23:11:41,487 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2019-10-02 23:11:41,487 INFO L138 BoogieDeclarations]: Found implementation of procedure get_page [2019-10-02 23:11:41,487 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-10-02 23:11:41,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-02 23:11:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-02 23:11:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-02 23:11:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2019-10-02 23:11:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2019-10-02 23:11:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-02 23:11:41,489 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-10-02 23:11:41,489 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-02 23:11:41,489 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-02 23:11:41,489 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-02 23:11:41,489 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-02 23:11:41,489 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2019-10-02 23:11:41,490 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2019-10-02 23:11:41,490 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2019-10-02 23:11:41,490 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-10-02 23:11:41,490 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-10-02 23:11:41,490 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-02 23:11:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-02 23:11:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2019-10-02 23:11:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-10-02 23:11:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-02 23:11:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-02 23:11:41,492 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-02 23:11:41,492 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2019-10-02 23:11:41,492 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2019-10-02 23:11:41,492 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_add [2019-10-02 23:11:41,492 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-10-02 23:11:41,493 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_header_cloned [2019-10-02 23:11:41,493 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_shared [2019-10-02 23:11:41,493 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_share_check [2019-10-02 23:11:41,493 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2019-10-02 23:11:41,493 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2019-10-02 23:11:41,493 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2019-10-02 23:11:41,494 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_tail_pointer [2019-10-02 23:11:41,494 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2019-10-02 23:11:41,494 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2019-10-02 23:11:41,494 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_trim [2019-10-02 23:11:41,494 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_trim [2019-10-02 23:11:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_trim [2019-10-02 23:11:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-10-02 23:11:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-10-02 23:11:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2019-10-02 23:11:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_frag_set_page [2019-10-02 23:11:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_set_page [2019-10-02 23:11:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2019-10-02 23:11:41,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_cow [2019-10-02 23:11:41,496 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cow_head [2019-10-02 23:11:41,496 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get_queue_mapping [2019-10-02 23:11:41,496 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2019-10-02 23:11:41,496 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2019-10-02 23:11:41,496 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso_v6 [2019-10-02 23:11:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2019-10-02 23:11:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2019-10-02 23:11:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2019-10-02 23:11:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2019-10-02 23:11:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2019-10-02 23:11:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable_pending [2019-10-02 23:11:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2019-10-02 23:11:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2019-10-02 23:11:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2019-10-02 23:11:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2019-10-02 23:11:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-02 23:11:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-02 23:11:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-02 23:11:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_all_queues [2019-10-02 23:11:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-02 23:11:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-10-02 23:11:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-02 23:11:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2019-10-02 23:11:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_subqueue_stopped [2019-10-02 23:11:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2019-10-02 23:11:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2019-10-02 23:11:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2019-10-02 23:11:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2019-10-02 23:11:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_set_gso_max_size [2019-10-02 23:11:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-10-02 23:11:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-10-02 23:11:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-10-02 23:11:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_unaligned_cpu32 [2019-10-02 23:11:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure jhash [2019-10-02 23:11:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-02 23:11:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2019-10-02 23:11:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2019-10-02 23:11:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_insert_tag [2019-10-02 23:11:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_put_tag [2019-10-02 23:11:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2019-10-02 23:11:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure nic_name [2019-10-02 23:11:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure MODULO [2019-10-02 23:11:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure index_adv [2019-10-02 23:11:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure index_inc [2019-10-02 23:11:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_head_node [2019-10-02 23:11:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_tail_node [2019-10-02 23:11:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_head_inc [2019-10-02 23:11:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_tail_inc [2019-10-02 23:11:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_mask [2019-10-02 23:11:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_set [2019-10-02 23:11:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_get [2019-10-02 23:11:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure swap_dws [2019-10-02 23:11:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure is_tcp_pkt [2019-10-02 23:11:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure is_udp_pkt [2019-10-02 23:11:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ipv4_pkt [2019-10-02 23:11:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure be_vf_eth_addr_generate [2019-10-02 23:11:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure be_multi_rxq [2019-10-02 23:11:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure be_hw_error [2019-10-02 23:11:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure be_clear_all_error [2019-10-02 23:11:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure be_is_wol_excluded [2019-10-02 23:11:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure qnq_async_evt_rcvd [2019-10-02 23:11:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure pport_stats_from_cmd [2019-10-02 23:11:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure be_is_mc [2019-10-02 23:11:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure be_queue_free [2019-10-02 23:11:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure be_queue_alloc [2019-10-02 23:11:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure be_reg_intr_set [2019-10-02 23:11:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure be_intr_set [2019-10-02 23:11:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure be_rxq_notify [2019-10-02 23:11:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure be_txq_notify [2019-10-02 23:11:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure be_eq_notify [2019-10-02 23:11:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cq_notify [2019-10-02 23:11:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mac_addr_set [2019-10-02 23:11:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_stats_from_cmd [2019-10-02 23:11:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure be_erx_stats_from_cmd [2019-10-02 23:11:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure populate_be_v0_stats [2019-10-02 23:11:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure populate_be_v1_stats [2019-10-02 23:11:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure populate_lancer_stats [2019-10-02 23:11:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure accumulate_16bit_val [2019-10-02 23:11:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure populate_erx_stats [2019-10-02 23:11:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure be_parse_stats [2019-10-02 23:11:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_stats64 [2019-10-02 23:11:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure be_link_status_update [2019-10-02 23:11:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure be_tx_stats_update [2019-10-02 23:11:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_cnt_for_skb [2019-10-02 23:11:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_fill [2019-10-02 23:11:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_tx_vlan_tag [2019-10-02 23:11:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_fill_hdr [2019-10-02 23:11:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure unmap_tx_frag [2019-10-02 23:11:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure make_tx_wrbs [2019-10-02 23:11:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure be_insert_vlan_in_pkt [2019-10-02 23:11:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure be_ipv6_exthdr_check [2019-10-02 23:11:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure be_vlan_tag_tx_chk [2019-10-02 23:11:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure be_ipv6_tx_stall_chk [2019-10-02 23:11:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure be_xmit [2019-10-02 23:11:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure be_change_mtu [2019-10-02 23:11:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure be_vid_config [2019-10-02 23:11:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure be_vlan_add_vid [2019-10-02 23:11:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure be_vlan_rem_vid [2019-10-02 23:11:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure be_set_rx_mode [2019-10-02 23:11:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure be_set_vf_mac [2019-10-02 23:11:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_vf_config [2019-10-02 23:11:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure be_set_vf_vlan [2019-10-02 23:11:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure be_set_vf_tx_rate [2019-10-02 23:11:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure be_find_vfs [2019-10-02 23:11:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure be_eqd_update [2019-10-02 23:11:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure be_rx_stats_update [2019-10-02 23:11:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_passed [2019-10-02 23:11:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rx_page_info [2019-10-02 23:11:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure be_rx_compl_discard [2019-10-02 23:11:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_rx_data [2019-10-02 23:11:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure be_rx_compl_process [2019-10-02 23:11:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure be_rx_compl_process_gro [2019-10-02 23:11:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure be_parse_rx_compl_v1 [2019-10-02 23:11:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure be_parse_rx_compl_v0 [2019-10-02 23:11:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure be_rx_compl_get [2019-10-02 23:11:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure be_alloc_pages [2019-10-02 23:11:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure be_post_rx_frags [2019-10-02 23:11:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure be_tx_compl_get [2019-10-02 23:11:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure be_tx_compl_process [2019-10-02 23:11:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure events_get [2019-10-02 23:11:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure be_eq_clean [2019-10-02 23:11:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure be_rx_cq_clean [2019-10-02 23:11:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure be_tx_compl_clean [2019-10-02 23:11:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure be_evt_queues_destroy [2019-10-02 23:11:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure be_evt_queues_create [2019-10-02 23:11:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_queues_destroy [2019-10-02 23:11:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_queues_create [2019-10-02 23:11:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure be_tx_queues_destroy [2019-10-02 23:11:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure be_num_txqs_want [2019-10-02 23:11:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure be_tx_cqs_create [2019-10-02 23:11:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure be_tx_qs_create [2019-10-02 23:11:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure be_rx_cqs_destroy [2019-10-02 23:11:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure be_rx_cqs_create [2019-10-02 23:11:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure be_intx [2019-10-02 23:11:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure be_msix [2019-10-02 23:11:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gro [2019-10-02 23:11:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure be_process_rx [2019-10-02 23:11:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure be_process_tx [2019-10-02 23:11:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure be_poll [2019-10-02 23:11:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure be_detect_error [2019-10-02 23:11:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure be_msix_disable [2019-10-02 23:11:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure be_num_rss_want [2019-10-02 23:11:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure be_msix_enable [2019-10-02 23:11:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure be_msix_vec_get [2019-10-02 23:11:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure be_msix_register [2019-10-02 23:11:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure be_irq_register [2019-10-02 23:11:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure be_irq_unregister [2019-10-02 23:11:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure be_rx_qs_destroy [2019-10-02 23:11:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure be_close [2019-10-02 23:11:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure be_rx_qs_create [2019-10-02 23:11:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure be_open [2019-10-02 23:11:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure be_setup_wol [2019-10-02 23:11:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure be_vf_eth_addr_config [2019-10-02 23:11:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure be_vfs_mac_query [2019-10-02 23:11:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure be_vf_clear [2019-10-02 23:11:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure be_clear [2019-10-02 23:11:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure be_vfs_if_create [2019-10-02 23:11:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure be_vf_setup_init [2019-10-02 23:11:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure be_vf_setup [2019-10-02 23:11:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure be_setup_init [2019-10-02 23:11:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_mac_addr [2019-10-02 23:11:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_resources [2019-10-02 23:11:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_config [2019-10-02 23:11:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure be_setup [2019-10-02 23:11:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure be_netpoll [2019-10-02 23:11:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure be_flash_redboot [2019-10-02 23:11:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_flashing_required [2019-10-02 23:11:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure is_comp_in_ufi [2019-10-02 23:11:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fsec_info [2019-10-02 23:11:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure be_flash [2019-10-02 23:11:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure be_flash_BEx [2019-10-02 23:11:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure be_flash_skyhawk [2019-10-02 23:11:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure lancer_wait_idle [2019-10-02 23:11:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure lancer_fw_reset [2019-10-02 23:11:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure lancer_fw_download [2019-10-02 23:11:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_ufi_type [2019-10-02 23:11:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure be_fw_download [2019-10-02 23:11:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure be_load_fw [2019-10-02 23:11:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure be_netdev_init [2019-10-02 23:11:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure be_unmap_pci_bars [2019-10-02 23:11:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure db_bar [2019-10-02 23:11:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure be_roce_map_pci_bars [2019-10-02 23:11:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure be_map_pci_bars [2019-10-02 23:11:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure be_ctrl_cleanup [2019-10-02 23:11:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure be_ctrl_init [2019-10-02 23:11:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure be_stats_cleanup [2019-10-02 23:11:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure be_stats_init [2019-10-02 23:11:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure be_remove [2019-10-02 23:11:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure be_is_wol_supported [2019-10-02 23:11:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_fw_log_level [2019-10-02 23:11:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_initial_config [2019-10-02 23:11:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure lancer_recover_func [2019-10-02 23:11:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure be_func_recovery_task [2019-10-02 23:11:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure be_worker [2019-10-02 23:11:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure be_reset_required [2019-10-02 23:11:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure mc_name [2019-10-02 23:11:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure func_name [2019-10-02 23:11:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure be_probe [2019-10-02 23:11:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure be_suspend [2019-10-02 23:11:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure be_resume [2019-10-02 23:11:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure be_shutdown [2019-10-02 23:11:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure be_eeh_err_detected [2019-10-02 23:11:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure be_eeh_reset [2019-10-02 23:11:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure be_eeh_resume [2019-10-02 23:11:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure be_init_module [2019-10-02 23:11:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure be_exit_module [2019-10-02 23:11:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 23:11:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-10-02 23:11:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-10-02 23:11:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-10-02 23:11:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-10-02 23:11:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-10-02 23:11:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2019-10-02 23:11:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2019-10-02 23:11:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-10-02 23:11:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-10-02 23:11:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure MODULO___0 [2019-10-02 23:11:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure index_inc___0 [2019-10-02 23:11:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_index_node [2019-10-02 23:11:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_head_inc___0 [2019-10-02 23:11:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure index_dec [2019-10-02 23:11:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_tail_inc___0 [2019-10-02 23:11:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure be_error [2019-10-02 23:11:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_allowed [2019-10-02 23:11:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure embedded_payload [2019-10-02 23:11:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_notify [2019-10-02 23:11:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_is_new [2019-10-02 23:11:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_use [2019-10-02 23:11:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure be_decode_resp_hdr [2019-10-02 23:11:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_process [2019-10-02 23:11:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure be_async_link_state_process [2019-10-02 23:11:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure be_async_grp5_cos_priority_process [2019-10-02 23:11:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure be_async_grp5_qos_speed_process [2019-10-02 23:11:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure be_async_grp5_pvid_state_process [2019-10-02 23:11:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure be_async_grp5_evt_process [2019-10-02 23:11:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure be_async_dbg_evt_process [2019-10-02 23:11:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure is_link_state_evt [2019-10-02 23:11:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure is_grp5_evt [2019-10-02 23:11:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure is_dbg_evt [2019-10-02 23:11:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_get [2019-10-02 23:11:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure be_async_mcc_enable [2019-10-02 23:11:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure be_async_mcc_disable [2019-10-02 23:11:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure be_process_mcc [2019-10-02 23:11:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_wait_compl [2019-10-02 23:11:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_notify_wait [2019-10-02 23:11:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_db_ready_wait [2019-10-02 23:11:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_notify_wait [2019-10-02 23:11:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure be_POST_stage_get [2019-10-02 23:11:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure lancer_wait_ready [2019-10-02 23:11:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure lancer_provisioning_error [2019-10-02 23:11:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure lancer_test_and_set_rdy_state [2019-10-02 23:11:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure be_fw_wait_ready [2019-10-02 23:11:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure nonembedded_sgl [2019-10-02 23:11:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure be_wrb_cmd_hdr_prepare [2019-10-02 23:11:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_page_addrs_prepare [2019-10-02 23:11:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure eq_delay_to_mult [2019-10-02 23:11:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_from_mbox [2019-10-02 23:11:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_from_mccq [2019-10-02 23:11:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_fw_init [2019-10-02 23:11:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_fw_clean [2019-10-02 23:11:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_eq_create [2019-10-02 23:11:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_mac_addr_query [2019-10-02 23:11:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_pmac_add [2019-10-02 23:11:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_pmac_del [2019-10-02 23:11:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_cq_create [2019-10-02 23:11:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure be_encoded_q_len [2019-10-02 23:11:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_mccq_ext_create [2019-10-02 23:11:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_mccq_org_create [2019-10-02 23:11:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_mccq_create [2019-10-02 23:11:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_txq_create [2019-10-02 23:11:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_rxq_create [2019-10-02 23:11:41,538 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_q_destroy [2019-10-02 23:11:41,538 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_rxq_destroy [2019-10-02 23:11:41,538 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_if_create [2019-10-02 23:11:41,538 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_if_destroy [2019-10-02 23:11:41,538 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_stats [2019-10-02 23:11:41,538 INFO L138 BoogieDeclarations]: Found implementation of procedure lancer_cmd_get_pport_stats [2019-10-02 23:11:41,538 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mac_to_link_speed [2019-10-02 23:11:41,539 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_link_status_query [2019-10-02 23:11:41,539 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_die_temperature [2019-10-02 23:11:41,539 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_reg_len [2019-10-02 23:11:41,539 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_regs [2019-10-02 23:11:41,539 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_fw_ver [2019-10-02 23:11:41,539 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_modify_eqd [2019-10-02 23:11:41,539 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_vlan_config [2019-10-02 23:11:41,540 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_rx_filter [2019-10-02 23:11:41,540 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_set_flow_control [2019-10-02 23:11:41,540 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_flow_control [2019-10-02 23:11:41,540 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_query_fw_cfg [2019-10-02 23:11:41,540 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_reset_function [2019-10-02 23:11:41,540 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_rss_config [2019-10-02 23:11:41,540 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_set_beacon_state [2019-10-02 23:11:41,541 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_beacon_state [2019-10-02 23:11:41,541 INFO L138 BoogieDeclarations]: Found implementation of procedure lancer_cmd_write_object [2019-10-02 23:11:41,541 INFO L138 BoogieDeclarations]: Found implementation of procedure lancer_cmd_read_object [2019-10-02 23:11:41,541 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_write_flashrom [2019-10-02 23:11:41,541 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_flash_crc [2019-10-02 23:11:41,541 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_enable_magic_wol [2019-10-02 23:11:41,541 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_set_loopback [2019-10-02 23:11:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_loopback_test [2019-10-02 23:11:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_ddr_dma_test [2019-10-02 23:11:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_seeprom_data [2019-10-02 23:11:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_phy_info [2019-10-02 23:11:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_set_qos [2019-10-02 23:11:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_cntl_attributes [2019-10-02 23:11:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_req_native_mode [2019-10-02 23:11:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_fn_privileges [2019-10-02 23:11:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_mac_from_list [2019-10-02 23:11:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_set_mac_list [2019-10-02 23:11:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_set_hsw_config [2019-10-02 23:11:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_hsw_config [2019-10-02 23:11:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_acpi_wol_cap [2019-10-02 23:11:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_ext_fat_capabilites [2019-10-02 23:11:41,544 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_set_ext_fat_capabilites [2019-10-02 23:11:41,544 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_query_port_name [2019-10-02 23:11:41,544 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_nic_desc [2019-10-02 23:11:41,544 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_func_config [2019-10-02 23:11:41,544 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_profile_config_mbox [2019-10-02 23:11:41,544 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_profile_config_mccq [2019-10-02 23:11:41,544 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_profile_config [2019-10-02 23:11:41,545 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_set_profile_config [2019-10-02 23:11:41,545 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_if_id [2019-10-02 23:11:41,545 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_enable_vf [2019-10-02 23:11:41,545 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_intr_set [2019-10-02 23:11:41,545 INFO L138 BoogieDeclarations]: Found implementation of procedure be_roce_mcc_cmd [2019-10-02 23:11:41,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2019-10-02 23:11:41,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_12 [2019-10-02 23:11:41,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_13 [2019-10-02 23:11:41,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_14 [2019-10-02 23:11:41,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-10-02 23:11:41,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_16 [2019-10-02 23:11:41,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2019-10-02 23:11:41,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_18 [2019-10-02 23:11:41,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2019-10-02 23:11:41,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_20 [2019-10-02 23:11:41,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2019-10-02 23:11:41,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_22 [2019-10-02 23:11:41,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2019-10-02 23:11:41,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_24 [2019-10-02 23:11:41,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_25 [2019-10-02 23:11:41,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_26 [2019-10-02 23:11:41,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_27 [2019-10-02 23:11:41,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_28 [2019-10-02 23:11:41,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_29 [2019-10-02 23:11:41,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_30 [2019-10-02 23:11:41,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_31 [2019-10-02 23:11:41,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_32 [2019-10-02 23:11:41,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_33 [2019-10-02 23:11:41,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_34 [2019-10-02 23:11:41,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_35 [2019-10-02 23:11:41,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_36 [2019-10-02 23:11:41,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_37 [2019-10-02 23:11:41,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_38 [2019-10-02 23:11:41,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_39 [2019-10-02 23:11:41,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_40 [2019-10-02 23:11:41,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_41 [2019-10-02 23:11:41,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_42 [2019-10-02 23:11:41,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_43 [2019-10-02 23:11:41,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_44 [2019-10-02 23:11:41,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_45 [2019-10-02 23:11:41,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_46 [2019-10-02 23:11:41,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_47 [2019-10-02 23:11:41,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_48 [2019-10-02 23:11:41,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_49 [2019-10-02 23:11:41,550 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-02 23:11:41,550 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-02 23:11:41,551 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-02 23:11:41,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2019-10-02 23:11:41,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2019-10-02 23:11:41,551 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-10-02 23:11:41,551 INFO L138 BoogieDeclarations]: Found implementation of procedure check_privilege [2019-10-02 23:11:41,551 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_drvinfo [2019-10-02 23:11:41,551 INFO L138 BoogieDeclarations]: Found implementation of procedure lancer_cmd_get_file_len [2019-10-02 23:11:41,552 INFO L138 BoogieDeclarations]: Found implementation of procedure lancer_cmd_read_file [2019-10-02 23:11:41,552 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_reg_len [2019-10-02 23:11:41,552 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_regs [2019-10-02 23:11:41,552 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_coalesce [2019-10-02 23:11:41,552 INFO L138 BoogieDeclarations]: Found implementation of procedure be_set_coalesce [2019-10-02 23:11:41,552 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_ethtool_stats [2019-10-02 23:11:41,552 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_stat_strings [2019-10-02 23:11:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_sset_count [2019-10-02 23:11:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_port_type [2019-10-02 23:11:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure convert_to_et_setting [2019-10-02 23:11:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure be_pause_supported [2019-10-02 23:11:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_settings [2019-10-02 23:11:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_ringparam [2019-10-02 23:11:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_pauseparam [2019-10-02 23:11:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure be_set_pauseparam [2019-10-02 23:11:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure be_set_phys_id [2019-10-02 23:11:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_wol [2019-10-02 23:11:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure be_set_wol [2019-10-02 23:11:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure be_test_ddr_dma [2019-10-02 23:11:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure be_loopback_test [2019-10-02 23:11:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure be_self_test [2019-10-02 23:11:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure be_do_flash [2019-10-02 23:11:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_eeprom_len [2019-10-02 23:11:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure be_read_eeprom [2019-10-02 23:11:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_msg_level [2019-10-02 23:11:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure be_set_fw_log_level [2019-10-02 23:11:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure be_set_msg_level [2019-10-02 23:11:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_rss_hash_opts [2019-10-02 23:11:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_rxnfc [2019-10-02 23:11:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure be_set_rss_hash_opts [2019-10-02 23:11:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure be_set_rxnfc [2019-10-02 23:11:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main2_sequence_infinite_withcheck_stateful [2019-10-02 23:11:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_89 [2019-10-02 23:11:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_90 [2019-10-02 23:11:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_91 [2019-10-02 23:11:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_92 [2019-10-02 23:11:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_93 [2019-10-02 23:11:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-02 23:11:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_oper_up [2019-10-02 23:11:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure _be_roce_dev_add [2019-10-02 23:11:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure be_roce_dev_add [2019-10-02 23:11:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure _be_roce_dev_remove [2019-10-02 23:11:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure be_roce_dev_remove [2019-10-02 23:11:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure _be_roce_dev_open [2019-10-02 23:11:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure be_roce_dev_open [2019-10-02 23:11:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure _be_roce_dev_close [2019-10-02 23:11:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure be_roce_dev_close [2019-10-02 23:11:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure be_roce_register_driver [2019-10-02 23:11:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure be_roce_unregister_driver [2019-10-02 23:11:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_99 [2019-10-02 23:11:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_100 [2019-10-02 23:11:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_101 [2019-10-02 23:11:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_102 [2019-10-02 23:11:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_103 [2019-10-02 23:11:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_104 [2019-10-02 23:11:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_105 [2019-10-02 23:11:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_106 [2019-10-02 23:11:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_107 [2019-10-02 23:11:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_108 [2019-10-02 23:11:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_109 [2019-10-02 23:11:41,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_110 [2019-10-02 23:11:41,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_111 [2019-10-02 23:11:41,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_112 [2019-10-02 23:11:41,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_113 [2019-10-02 23:11:41,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_114 [2019-10-02 23:11:41,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_115 [2019-10-02 23:11:41,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_116 [2019-10-02 23:11:41,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-02 23:11:41,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-02 23:11:41,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_be_adapter_list_lock [2019-10-02 23:11:41,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_be_adapter_list_lock [2019-10-02 23:11:41,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_be_adapter_list_lock [2019-10-02 23:11:41,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_be_adapter_list_lock [2019-10-02 23:11:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_be_adapter_list_lock [2019-10-02 23:11:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_be_adapter_list_lock [2019-10-02 23:11:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_be_adapter_list_lock [2019-10-02 23:11:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-02 23:11:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-02 23:11:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-02 23:11:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-02 23:11:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-02 23:11:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-02 23:11:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-02 23:11:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mbox_lock_of_be_adapter [2019-10-02 23:11:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mbox_lock_of_be_adapter [2019-10-02 23:11:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mbox_lock_of_be_adapter [2019-10-02 23:11:41,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mbox_lock_of_be_adapter [2019-10-02 23:11:41,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mbox_lock_of_be_adapter [2019-10-02 23:11:41,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mbox_lock_of_be_adapter [2019-10-02 23:11:41,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mbox_lock_of_be_adapter [2019-10-02 23:11:41,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-02 23:11:41,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-02 23:11:41,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-02 23:11:41,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-02 23:11:41,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-02 23:11:41,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-02 23:11:41,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-02 23:11:41,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-02 23:11:41,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-02 23:11:41,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ___pskb_trim [2019-10-02 23:11:41,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitmap_weight [2019-10-02 23:11:41,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-02 23:11:41,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_page_tail [2019-10-02 23:11:41,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-02 23:11:41,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-02 23:11:41,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-02 23:11:41,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-10-02 23:11:41,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-02 23:11:41,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2019-10-02 23:11:41,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-02 23:11:41,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-02 23:11:41,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_enable_wake [2019-10-02 23:11:41,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-02 23:11:41,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-02 23:11:41,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-02 23:11:41,568 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-02 23:11:41,568 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-02 23:11:41,568 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2019-10-02 23:11:41,569 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-02 23:11:41,569 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2019-10-02 23:11:41,569 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-02 23:11:41,569 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages_current [2019-10-02 23:11:41,569 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2019-10-02 23:11:41,569 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-10-02 23:11:41,569 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-02 23:11:41,570 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-10-02 23:11:41,570 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-10-02 23:11:41,570 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-02 23:11:41,570 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_mapping_error [2019-10-02 23:11:41,570 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-02 23:11:41,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-02 23:11:41,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-02 23:11:41,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-02 23:11:41,571 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-02 23:11:41,571 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-02 23:11:41,571 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-02 23:11:41,571 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2019-10-02 23:11:41,571 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-02 23:11:41,571 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-02 23:11:41,571 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-02 23:11:41,572 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-10-02 23:11:41,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-10-02 23:11:41,572 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-10-02 23:11:41,572 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-10-02 23:11:41,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-10-02 23:11:41,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2019-10-02 23:11:41,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2019-10-02 23:11:41,573 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-02 23:11:41,573 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_disable [2019-10-02 23:11:41,573 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_enable [2019-10-02 23:11:41,573 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-02 23:11:41,573 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-10-02 23:11:41,573 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-02 23:11:41,573 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2019-10-02 23:11:41,573 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-02 23:11:41,573 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2019-10-02 23:11:41,574 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-02 23:11:41,574 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-02 23:11:41,574 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2019-10-02 23:11:41,574 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_get_frags [2019-10-02 23:11:41,574 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_frags [2019-10-02 23:11:41,574 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-02 23:11:41,574 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-10-02 23:11:41,574 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-02 23:11:41,575 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-02 23:11:41,575 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2019-10-02 23:11:41,575 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2019-10-02 23:11:41,575 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2019-10-02 23:11:41,575 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_set_real_num_rx_queues [2019-10-02 23:11:41,575 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_set_real_num_tx_queues [2019-10-02 23:11:41,575 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-10-02 23:11:41,575 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2019-10-02 23:11:41,575 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2019-10-02 23:11:41,576 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2019-10-02 23:11:41,576 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2019-10-02 23:11:41,576 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_cleanup_aer_uncorrect_error_status [2019-10-02 23:11:41,576 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-02 23:11:41,576 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2019-10-02 23:11:41,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2019-10-02 23:11:41,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_sriov [2019-10-02 23:11:41,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-02 23:11:41,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2019-10-02 23:11:41,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_pcie_error_reporting [2019-10-02 23:11:41,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_sriov [2019-10-02 23:11:41,578 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_ext_capability [2019-10-02 23:11:41,578 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2019-10-02 23:11:41,578 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-10-02 23:11:41,578 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-10-02 23:11:41,578 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-02 23:11:41,578 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-02 23:11:41,578 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-10-02 23:11:41,579 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-10-02 23:11:41,579 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-02 23:11:41,579 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-10-02 23:11:41,579 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-02 23:11:41,579 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-02 23:11:41,579 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2019-10-02 23:11:41,580 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2019-10-02 23:11:41,580 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-10-02 23:11:41,580 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-02 23:11:41,580 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2019-10-02 23:11:41,580 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2019-10-02 23:11:41,580 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-02 23:11:41,580 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2019-10-02 23:11:41,581 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2019-10-02 23:11:41,581 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2019-10-02 23:11:41,581 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-10-02 23:11:41,581 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-02 23:11:41,581 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2019-10-02 23:11:41,581 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-02 23:11:41,581 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2019-10-02 23:11:41,582 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-02 23:11:41,582 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-02 23:11:41,582 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-02 23:11:41,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-02 23:11:41,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-02 23:11:41,583 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2019-10-02 23:11:41,583 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2019-10-02 23:11:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 23:11:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 23:11:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-02 23:11:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-02 23:11:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-02 23:11:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-02 23:11:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-02 23:11:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-02 23:11:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 23:11:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure fls64 [2019-10-02 23:11:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-02 23:11:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure rol32 [2019-10-02 23:11:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-02 23:11:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-10-02 23:11:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-02 23:11:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-02 23:11:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 23:11:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-02 23:11:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-02 23:11:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2019-10-02 23:11:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-02 23:11:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-02 23:11:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2019-10-02 23:11:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-02 23:11:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure __bitmap_weight [2019-10-02 23:11:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_weight [2019-10-02 23:11:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-02 23:11:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2019-10-02 23:11:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-02 23:11:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 23:11:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-02 23:11:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-02 23:11:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2019-10-02 23:11:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2019-10-02 23:11:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-02 23:11:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2019-10-02 23:11:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-02 23:11:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-02 23:11:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-02 23:11:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-10-02 23:11:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-02 23:11:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-10-02 23:11:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-10-02 23:11:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-02 23:11:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-10-02 23:11:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-10-02 23:11:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-02 23:11:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-02 23:11:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-02 23:11:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-02 23:11:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-02 23:11:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_disable [2019-10-02 23:11:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_enable [2019-10-02 23:11:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-02 23:11:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-02 23:11:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-02 23:11:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-02 23:11:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-02 23:11:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-02 23:11:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-02 23:11:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-10-02 23:11:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 23:11:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 23:11:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-10-02 23:11:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-10-02 23:11:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2019-10-02 23:11:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-02 23:11:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-10-02 23:11:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2019-10-02 23:11:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2019-10-02 23:11:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2019-10-02 23:11:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-10-02 23:11:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-10-02 23:11:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-10-02 23:11:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-10-02 23:11:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2019-10-02 23:11:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages_current [2019-10-02 23:11:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2019-10-02 23:11:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-02 23:11:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-02 23:11:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-02 23:11:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-02 23:11:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-02 23:11:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure pci_physfn [2019-10-02 23:11:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_ext_capability [2019-10-02 23:11:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2019-10-02 23:11:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2019-10-02 23:11:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2019-10-02 23:11:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2019-10-02 23:11:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2019-10-02 23:11:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2019-10-02 23:11:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2019-10-02 23:11:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-02 23:11:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-02 23:11:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-02 23:11:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-10-02 23:11:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-10-02 23:11:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-10-02 23:11:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2019-10-02 23:11:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_enable_wake [2019-10-02 23:11:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2019-10-02 23:11:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-02 23:11:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-02 23:11:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-02 23:11:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-02 23:11:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2019-10-02 23:11:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2019-10-02 23:11:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2019-10-02 23:11:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure __get_page_tail [2019-10-02 23:11:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure get_page [2019-10-02 23:11:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2019-10-02 23:11:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-10-02 23:11:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-02 23:11:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 23:11:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-02 23:11:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 23:11:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-02 23:11:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-02 23:11:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 23:11:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-02 23:11:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2019-10-02 23:11:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2019-10-02 23:11:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-02 23:11:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-10-02 23:11:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-02 23:11:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-02 23:11:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_mapping_error [2019-10-02 23:11:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-02 23:11:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-10-02 23:11:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-10-02 23:11:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-02 23:11:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-02 23:11:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-02 23:11:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-02 23:11:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-02 23:11:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2019-10-02 23:11:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2019-10-02 23:11:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2019-10-02 23:11:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-10-02 23:11:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2019-10-02 23:11:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-02 23:11:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-10-02 23:11:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-10-02 23:11:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-02 23:11:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-02 23:11:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-02 23:11:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-02 23:11:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2019-10-02 23:11:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-10-02 23:11:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-02 23:11:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-02 23:11:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-02 23:11:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_sriov [2019-10-02 23:11:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_sriov [2019-10-02 23:11:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2019-10-02 23:11:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2019-10-02 23:11:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_add [2019-10-02 23:11:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-10-02 23:11:41,604 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-02 23:11:41,604 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2019-10-02 23:11:41,604 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2019-10-02 23:11:41,604 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-10-02 23:11:41,604 INFO L130 BoogieDeclarations]: Found specification of procedure skb_header_cloned [2019-10-02 23:11:41,604 INFO L130 BoogieDeclarations]: Found specification of procedure skb_shared [2019-10-02 23:11:41,604 INFO L130 BoogieDeclarations]: Found specification of procedure skb_share_check [2019-10-02 23:11:41,604 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2019-10-02 23:11:41,605 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2019-10-02 23:11:41,605 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2019-10-02 23:11:41,605 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_tail_pointer [2019-10-02 23:11:41,605 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-10-02 23:11:41,605 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2019-10-02 23:11:41,605 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2019-10-02 23:11:41,605 INFO L130 BoogieDeclarations]: Found specification of procedure ___pskb_trim [2019-10-02 23:11:41,605 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_trim [2019-10-02 23:11:41,606 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_trim [2019-10-02 23:11:41,606 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_trim [2019-10-02 23:11:41,606 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-02 23:11:41,606 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-10-02 23:11:41,606 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-10-02 23:11:41,606 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2019-10-02 23:11:41,606 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_frag_set_page [2019-10-02 23:11:41,606 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_set_page [2019-10-02 23:11:41,607 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2019-10-02 23:11:41,607 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_cow [2019-10-02 23:11:41,607 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cow_head [2019-10-02 23:11:41,607 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get_queue_mapping [2019-10-02 23:11:41,607 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2019-10-02 23:11:41,607 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2019-10-02 23:11:41,607 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso_v6 [2019-10-02 23:11:41,607 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2019-10-02 23:11:41,608 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-02 23:11:41,608 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-02 23:11:41,608 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2019-10-02 23:11:41,608 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2019-10-02 23:11:41,608 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2019-10-02 23:11:41,608 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2019-10-02 23:11:41,608 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2019-10-02 23:11:41,608 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2019-10-02 23:11:41,609 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable_pending [2019-10-02 23:11:41,609 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2019-10-02 23:11:41,609 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2019-10-02 23:11:41,609 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2019-10-02 23:11:41,609 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2019-10-02 23:11:41,609 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2019-10-02 23:11:41,609 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-02 23:11:41,609 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-02 23:11:41,609 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2019-10-02 23:11:41,610 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-02 23:11:41,610 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-10-02 23:11:41,610 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-02 23:11:41,610 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-02 23:11:41,610 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_all_queues [2019-10-02 23:11:41,610 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-02 23:11:41,610 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-10-02 23:11:41,610 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-02 23:11:41,611 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2019-10-02 23:11:41,611 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_subqueue_stopped [2019-10-02 23:11:41,611 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2019-10-02 23:11:41,611 INFO L130 BoogieDeclarations]: Found specification of procedure netif_set_real_num_tx_queues [2019-10-02 23:11:41,611 INFO L130 BoogieDeclarations]: Found specification of procedure netif_set_real_num_rx_queues [2019-10-02 23:11:41,611 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2019-10-02 23:11:41,611 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-02 23:11:41,611 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2019-10-02 23:11:41,612 INFO L130 BoogieDeclarations]: Found specification of procedure napi_get_frags [2019-10-02 23:11:41,612 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_frags [2019-10-02 23:11:41,612 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-10-02 23:11:41,612 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-02 23:11:41,612 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-02 23:11:41,612 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-02 23:11:41,612 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2019-10-02 23:11:41,613 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2019-10-02 23:11:41,613 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2019-10-02 23:11:41,613 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-02 23:11:41,613 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-02 23:11:41,613 INFO L130 BoogieDeclarations]: Found specification of procedure netif_set_gso_max_size [2019-10-02 23:11:41,613 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-02 23:11:41,613 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-02 23:11:41,614 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-02 23:11:41,614 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-10-02 23:11:41,614 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-10-02 23:11:41,614 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-10-02 23:11:41,614 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2019-10-02 23:11:41,614 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2019-10-02 23:11:41,614 INFO L130 BoogieDeclarations]: Found specification of procedure __get_unaligned_cpu32 [2019-10-02 23:11:41,614 INFO L130 BoogieDeclarations]: Found specification of procedure jhash [2019-10-02 23:11:41,615 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-02 23:11:41,615 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-02 23:11:41,615 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-02 23:11:41,615 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2019-10-02 23:11:41,615 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2019-10-02 23:11:41,615 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_insert_tag [2019-10-02 23:11:41,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2019-10-02 23:11:41,615 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_put_tag [2019-10-02 23:11:41,616 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2019-10-02 23:11:41,616 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2019-10-02 23:11:41,616 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2019-10-02 23:11:41,616 INFO L130 BoogieDeclarations]: Found specification of procedure nic_name [2019-10-02 23:11:41,616 INFO L130 BoogieDeclarations]: Found specification of procedure MODULO [2019-10-02 23:11:41,616 INFO L130 BoogieDeclarations]: Found specification of procedure index_adv [2019-10-02 23:11:41,616 INFO L130 BoogieDeclarations]: Found specification of procedure index_inc [2019-10-02 23:11:41,617 INFO L130 BoogieDeclarations]: Found specification of procedure queue_head_node [2019-10-02 23:11:41,617 INFO L130 BoogieDeclarations]: Found specification of procedure queue_tail_node [2019-10-02 23:11:41,617 INFO L130 BoogieDeclarations]: Found specification of procedure queue_head_inc [2019-10-02 23:11:41,617 INFO L130 BoogieDeclarations]: Found specification of procedure queue_tail_inc [2019-10-02 23:11:41,617 INFO L130 BoogieDeclarations]: Found specification of procedure amap_mask [2019-10-02 23:11:41,617 INFO L130 BoogieDeclarations]: Found specification of procedure amap_set [2019-10-02 23:11:41,617 INFO L130 BoogieDeclarations]: Found specification of procedure amap_get [2019-10-02 23:11:41,618 INFO L130 BoogieDeclarations]: Found specification of procedure swap_dws [2019-10-02 23:11:41,618 INFO L130 BoogieDeclarations]: Found specification of procedure is_tcp_pkt [2019-10-02 23:11:41,618 INFO L130 BoogieDeclarations]: Found specification of procedure is_udp_pkt [2019-10-02 23:11:41,618 INFO L130 BoogieDeclarations]: Found specification of procedure is_ipv4_pkt [2019-10-02 23:11:41,618 INFO L130 BoogieDeclarations]: Found specification of procedure be_vf_eth_addr_generate [2019-10-02 23:11:41,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-02 23:11:41,618 INFO L130 BoogieDeclarations]: Found specification of procedure be_multi_rxq [2019-10-02 23:11:41,618 INFO L130 BoogieDeclarations]: Found specification of procedure be_hw_error [2019-10-02 23:11:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure be_clear_all_error [2019-10-02 23:11:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure be_is_wol_excluded [2019-10-02 23:11:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure qnq_async_evt_rcvd [2019-10-02 23:11:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure be_cq_notify [2019-10-02 23:11:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure be_link_status_update [2019-10-02 23:11:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure be_parse_stats [2019-10-02 23:11:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure be_load_fw [2019-10-02 23:11:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure be_is_wol_supported [2019-10-02 23:11:41,620 INFO L130 BoogieDeclarations]: Found specification of procedure be_pause_supported [2019-10-02 23:11:41,620 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_fw_log_level [2019-10-02 23:11:41,620 INFO L130 BoogieDeclarations]: Found specification of procedure be_roce_dev_add [2019-10-02 23:11:41,620 INFO L130 BoogieDeclarations]: Found specification of procedure be_roce_dev_remove [2019-10-02 23:11:41,620 INFO L130 BoogieDeclarations]: Found specification of procedure be_roce_dev_open [2019-10-02 23:11:41,620 INFO L130 BoogieDeclarations]: Found specification of procedure be_roce_dev_close [2019-10-02 23:11:41,620 INFO L130 BoogieDeclarations]: Found specification of procedure pport_stats_from_cmd [2019-10-02 23:11:41,620 INFO L130 BoogieDeclarations]: Found specification of procedure be_fw_wait_ready [2019-10-02 23:11:41,621 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_mac_addr_query [2019-10-02 23:11:41,621 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_pmac_add [2019-10-02 23:11:41,621 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_pmac_del [2019-10-02 23:11:41,621 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_if_create [2019-10-02 23:11:41,621 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_if_destroy [2019-10-02 23:11:41,621 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_eq_create [2019-10-02 23:11:41,621 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_cq_create [2019-10-02 23:11:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_mccq_create [2019-10-02 23:11:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_txq_create [2019-10-02 23:11:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_rxq_create [2019-10-02 23:11:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_q_destroy [2019-10-02 23:11:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_rxq_destroy [2019-10-02 23:11:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_link_status_query [2019-10-02 23:11:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_stats [2019-10-02 23:11:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure lancer_cmd_get_pport_stats [2019-10-02 23:11:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_fw_ver [2019-10-02 23:11:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_modify_eqd [2019-10-02 23:11:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_vlan_config [2019-10-02 23:11:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_rx_filter [2019-10-02 23:11:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_set_flow_control [2019-10-02 23:11:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_flow_control [2019-10-02 23:11:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_query_fw_cfg [2019-10-02 23:11:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_reset_function [2019-10-02 23:11:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_rss_config [2019-10-02 23:11:41,624 INFO L130 BoogieDeclarations]: Found specification of procedure be_process_mcc [2019-10-02 23:11:41,624 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_write_flashrom [2019-10-02 23:11:41,624 INFO L130 BoogieDeclarations]: Found specification of procedure lancer_cmd_write_object [2019-10-02 23:11:41,624 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_flash_crc [2019-10-02 23:11:41,624 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_enable_magic_wol [2019-10-02 23:11:41,624 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_fw_init [2019-10-02 23:11:41,624 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_fw_clean [2019-10-02 23:11:41,624 INFO L130 BoogieDeclarations]: Found specification of procedure be_async_mcc_enable [2019-10-02 23:11:41,625 INFO L130 BoogieDeclarations]: Found specification of procedure be_async_mcc_disable [2019-10-02 23:11:41,625 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_phy_info [2019-10-02 23:11:41,625 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_set_qos [2019-10-02 23:11:41,625 INFO L130 BoogieDeclarations]: Found specification of procedure be_detect_error [2019-10-02 23:11:41,625 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_die_temperature [2019-10-02 23:11:41,625 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_cntl_attributes [2019-10-02 23:11:41,625 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_req_native_mode [2019-10-02 23:11:41,625 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_fn_privileges [2019-10-02 23:11:41,626 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_mac_from_list [2019-10-02 23:11:41,626 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_set_mac_list [2019-10-02 23:11:41,626 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_set_hsw_config [2019-10-02 23:11:41,626 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_hsw_config [2019-10-02 23:11:41,626 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_acpi_wol_cap [2019-10-02 23:11:41,626 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_ext_fat_capabilites [2019-10-02 23:11:41,626 INFO L130 BoogieDeclarations]: Found specification of procedure lancer_test_and_set_rdy_state [2019-10-02 23:11:41,626 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_query_port_name [2019-10-02 23:11:41,627 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_func_config [2019-10-02 23:11:41,627 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_profile_config [2019-10-02 23:11:41,627 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_set_profile_config [2019-10-02 23:11:41,627 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_if_id [2019-10-02 23:11:41,627 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_enable_vf [2019-10-02 23:11:41,627 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_intr_set [2019-10-02 23:11:41,627 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_pcie_error_reporting [2019-10-02 23:11:41,627 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2019-10-02 23:11:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure pci_cleanup_aer_uncorrect_error_status [2019-10-02 23:11:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure be_is_mc [2019-10-02 23:11:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure be_queue_free [2019-10-02 23:11:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure be_queue_alloc [2019-10-02 23:11:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-02 23:11:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure be_reg_intr_set [2019-10-02 23:11:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure be_intr_set [2019-10-02 23:11:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure be_rxq_notify [2019-10-02 23:11:41,629 INFO L130 BoogieDeclarations]: Found specification of procedure be_txq_notify [2019-10-02 23:11:41,629 INFO L130 BoogieDeclarations]: Found specification of procedure be_eq_notify [2019-10-02 23:11:41,629 INFO L130 BoogieDeclarations]: Found specification of procedure be_mac_addr_set [2019-10-02 23:11:41,629 INFO L130 BoogieDeclarations]: Found specification of procedure hw_stats_from_cmd [2019-10-02 23:11:41,629 INFO L130 BoogieDeclarations]: Found specification of procedure be_erx_stats_from_cmd [2019-10-02 23:11:41,629 INFO L130 BoogieDeclarations]: Found specification of procedure populate_be_v0_stats [2019-10-02 23:11:41,629 INFO L130 BoogieDeclarations]: Found specification of procedure populate_be_v1_stats [2019-10-02 23:11:41,629 INFO L130 BoogieDeclarations]: Found specification of procedure populate_lancer_stats [2019-10-02 23:11:41,629 INFO L130 BoogieDeclarations]: Found specification of procedure accumulate_16bit_val [2019-10-02 23:11:41,630 INFO L130 BoogieDeclarations]: Found specification of procedure populate_erx_stats [2019-10-02 23:11:41,630 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_stats64 [2019-10-02 23:11:41,630 INFO L130 BoogieDeclarations]: Found specification of procedure be_tx_stats_update [2019-10-02 23:11:41,630 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_cnt_for_skb [2019-10-02 23:11:41,630 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_fill [2019-10-02 23:11:41,630 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_tx_vlan_tag [2019-10-02 23:11:41,630 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_fill_hdr [2019-10-02 23:11:41,631 INFO L130 BoogieDeclarations]: Found specification of procedure unmap_tx_frag [2019-10-02 23:11:41,631 INFO L130 BoogieDeclarations]: Found specification of procedure make_tx_wrbs [2019-10-02 23:11:41,631 INFO L130 BoogieDeclarations]: Found specification of procedure be_insert_vlan_in_pkt [2019-10-02 23:11:41,631 INFO L130 BoogieDeclarations]: Found specification of procedure be_ipv6_exthdr_check [2019-10-02 23:11:41,631 INFO L130 BoogieDeclarations]: Found specification of procedure be_vlan_tag_tx_chk [2019-10-02 23:11:41,631 INFO L130 BoogieDeclarations]: Found specification of procedure be_ipv6_tx_stall_chk [2019-10-02 23:11:41,631 INFO L130 BoogieDeclarations]: Found specification of procedure be_xmit [2019-10-02 23:11:41,631 INFO L130 BoogieDeclarations]: Found specification of procedure be_change_mtu [2019-10-02 23:11:41,632 INFO L130 BoogieDeclarations]: Found specification of procedure be_vid_config [2019-10-02 23:11:41,632 INFO L130 BoogieDeclarations]: Found specification of procedure be_vlan_add_vid [2019-10-02 23:11:41,632 INFO L130 BoogieDeclarations]: Found specification of procedure be_vlan_rem_vid [2019-10-02 23:11:41,632 INFO L130 BoogieDeclarations]: Found specification of procedure be_set_rx_mode [2019-10-02 23:11:41,632 INFO L130 BoogieDeclarations]: Found specification of procedure be_set_vf_mac [2019-10-02 23:11:41,632 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_vf_config [2019-10-02 23:11:41,632 INFO L130 BoogieDeclarations]: Found specification of procedure be_set_vf_vlan [2019-10-02 23:11:41,633 INFO L130 BoogieDeclarations]: Found specification of procedure be_set_vf_tx_rate [2019-10-02 23:11:41,633 INFO L130 BoogieDeclarations]: Found specification of procedure be_find_vfs [2019-10-02 23:11:41,633 INFO L130 BoogieDeclarations]: Found specification of procedure be_eqd_update [2019-10-02 23:11:41,633 INFO L130 BoogieDeclarations]: Found specification of procedure be_rx_stats_update [2019-10-02 23:11:41,633 INFO L130 BoogieDeclarations]: Found specification of procedure csum_passed [2019-10-02 23:11:41,633 INFO L130 BoogieDeclarations]: Found specification of procedure get_rx_page_info [2019-10-02 23:11:41,633 INFO L130 BoogieDeclarations]: Found specification of procedure be_rx_compl_discard [2019-10-02 23:11:41,633 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_rx_data [2019-10-02 23:11:41,633 INFO L130 BoogieDeclarations]: Found specification of procedure be_rx_compl_process [2019-10-02 23:11:41,634 INFO L130 BoogieDeclarations]: Found specification of procedure be_rx_compl_process_gro [2019-10-02 23:11:41,634 INFO L130 BoogieDeclarations]: Found specification of procedure be_parse_rx_compl_v1 [2019-10-02 23:11:41,634 INFO L130 BoogieDeclarations]: Found specification of procedure be_parse_rx_compl_v0 [2019-10-02 23:11:41,634 INFO L130 BoogieDeclarations]: Found specification of procedure be_rx_compl_get [2019-10-02 23:11:41,634 INFO L130 BoogieDeclarations]: Found specification of procedure be_alloc_pages [2019-10-02 23:11:41,634 INFO L130 BoogieDeclarations]: Found specification of procedure be_post_rx_frags [2019-10-02 23:11:41,634 INFO L130 BoogieDeclarations]: Found specification of procedure be_tx_compl_get [2019-10-02 23:11:41,634 INFO L130 BoogieDeclarations]: Found specification of procedure be_tx_compl_process [2019-10-02 23:11:41,635 INFO L130 BoogieDeclarations]: Found specification of procedure events_get [2019-10-02 23:11:41,635 INFO L130 BoogieDeclarations]: Found specification of procedure be_eq_clean [2019-10-02 23:11:41,635 INFO L130 BoogieDeclarations]: Found specification of procedure be_rx_cq_clean [2019-10-02 23:11:41,635 INFO L130 BoogieDeclarations]: Found specification of procedure be_tx_compl_clean [2019-10-02 23:11:41,635 INFO L130 BoogieDeclarations]: Found specification of procedure be_evt_queues_destroy [2019-10-02 23:11:41,635 INFO L130 BoogieDeclarations]: Found specification of procedure be_evt_queues_create [2019-10-02 23:11:41,635 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_queues_destroy [2019-10-02 23:11:41,635 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_queues_create [2019-10-02 23:11:41,636 INFO L130 BoogieDeclarations]: Found specification of procedure be_tx_queues_destroy [2019-10-02 23:11:41,636 INFO L130 BoogieDeclarations]: Found specification of procedure be_num_txqs_want [2019-10-02 23:11:41,636 INFO L130 BoogieDeclarations]: Found specification of procedure be_tx_cqs_create [2019-10-02 23:11:41,636 INFO L130 BoogieDeclarations]: Found specification of procedure be_tx_qs_create [2019-10-02 23:11:41,636 INFO L130 BoogieDeclarations]: Found specification of procedure be_rx_cqs_destroy [2019-10-02 23:11:41,636 INFO L130 BoogieDeclarations]: Found specification of procedure be_rx_cqs_create [2019-10-02 23:11:41,636 INFO L130 BoogieDeclarations]: Found specification of procedure be_intx [2019-10-02 23:11:41,636 INFO L130 BoogieDeclarations]: Found specification of procedure be_msix [2019-10-02 23:11:41,637 INFO L130 BoogieDeclarations]: Found specification of procedure do_gro [2019-10-02 23:11:41,637 INFO L130 BoogieDeclarations]: Found specification of procedure be_process_rx [2019-10-02 23:11:41,637 INFO L130 BoogieDeclarations]: Found specification of procedure be_process_tx [2019-10-02 23:11:41,637 INFO L130 BoogieDeclarations]: Found specification of procedure be_poll [2019-10-02 23:11:41,637 INFO L130 BoogieDeclarations]: Found specification of procedure be_msix_disable [2019-10-02 23:11:41,637 INFO L130 BoogieDeclarations]: Found specification of procedure be_num_rss_want [2019-10-02 23:11:41,637 INFO L130 BoogieDeclarations]: Found specification of procedure be_msix_enable [2019-10-02 23:11:41,637 INFO L130 BoogieDeclarations]: Found specification of procedure be_msix_vec_get [2019-10-02 23:11:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure be_msix_register [2019-10-02 23:11:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure be_irq_register [2019-10-02 23:11:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure be_irq_unregister [2019-10-02 23:11:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure be_rx_qs_destroy [2019-10-02 23:11:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure be_close [2019-10-02 23:11:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure be_rx_qs_create [2019-10-02 23:11:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure be_open [2019-10-02 23:11:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure be_setup_wol [2019-10-02 23:11:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure be_vf_eth_addr_config [2019-10-02 23:11:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure be_vfs_mac_query [2019-10-02 23:11:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure be_vf_clear [2019-10-02 23:11:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure be_clear [2019-10-02 23:11:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure be_vfs_if_create [2019-10-02 23:11:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure be_vf_setup_init [2019-10-02 23:11:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure be_vf_setup [2019-10-02 23:11:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure be_setup_init [2019-10-02 23:11:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_mac_addr [2019-10-02 23:11:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_resources [2019-10-02 23:11:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_config [2019-10-02 23:11:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure be_setup [2019-10-02 23:11:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure be_netpoll [2019-10-02 23:11:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure be_flash_redboot [2019-10-02 23:11:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure phy_flashing_required [2019-10-02 23:11:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure is_comp_in_ufi [2019-10-02 23:11:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure get_fsec_info [2019-10-02 23:11:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure be_flash [2019-10-02 23:11:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure be_flash_BEx [2019-10-02 23:11:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure be_flash_skyhawk [2019-10-02 23:11:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure lancer_wait_idle [2019-10-02 23:11:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure lancer_fw_reset [2019-10-02 23:11:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure lancer_fw_download [2019-10-02 23:11:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_ufi_type [2019-10-02 23:11:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure be_fw_download [2019-10-02 23:11:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure be_netdev_init [2019-10-02 23:11:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure be_unmap_pci_bars [2019-10-02 23:11:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure db_bar [2019-10-02 23:11:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure be_roce_map_pci_bars [2019-10-02 23:11:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure be_map_pci_bars [2019-10-02 23:11:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure be_ctrl_cleanup [2019-10-02 23:11:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure be_ctrl_init [2019-10-02 23:11:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure be_stats_cleanup [2019-10-02 23:11:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure be_stats_init [2019-10-02 23:11:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure be_remove [2019-10-02 23:11:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_initial_config [2019-10-02 23:11:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure lancer_recover_func [2019-10-02 23:11:41,644 INFO L130 BoogieDeclarations]: Found specification of procedure be_func_recovery_task [2019-10-02 23:11:41,644 INFO L130 BoogieDeclarations]: Found specification of procedure be_worker [2019-10-02 23:11:41,644 INFO L130 BoogieDeclarations]: Found specification of procedure be_reset_required [2019-10-02 23:11:41,644 INFO L130 BoogieDeclarations]: Found specification of procedure mc_name [2019-10-02 23:11:41,644 INFO L130 BoogieDeclarations]: Found specification of procedure func_name [2019-10-02 23:11:41,644 INFO L130 BoogieDeclarations]: Found specification of procedure be_probe [2019-10-02 23:11:41,644 INFO L130 BoogieDeclarations]: Found specification of procedure be_suspend [2019-10-02 23:11:41,644 INFO L130 BoogieDeclarations]: Found specification of procedure be_resume [2019-10-02 23:11:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure be_shutdown [2019-10-02 23:11:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure be_eeh_err_detected [2019-10-02 23:11:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure be_eeh_reset [2019-10-02 23:11:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure be_eeh_resume [2019-10-02 23:11:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure be_init_module [2019-10-02 23:11:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure be_exit_module [2019-10-02 23:11:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-02 23:11:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-10-02 23:11:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2019-10-02 23:11:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-02 23:11:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2019-10-02 23:11:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 23:11:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2019-10-02 23:11:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2019-10-02 23:11:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-10-02 23:11:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_14 [2019-10-02 23:11:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_12 [2019-10-02 23:11:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-10-02 23:11:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2019-10-02 23:11:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2019-10-02 23:11:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2019-10-02 23:11:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2019-10-02 23:11:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_25 [2019-10-02 23:11:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_27 [2019-10-02 23:11:41,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_29 [2019-10-02 23:11:41,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_31 [2019-10-02 23:11:41,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_33 [2019-10-02 23:11:41,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_35 [2019-10-02 23:11:41,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_37 [2019-10-02 23:11:41,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_39 [2019-10-02 23:11:41,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_41 [2019-10-02 23:11:41,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_43 [2019-10-02 23:11:41,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_45 [2019-10-02 23:11:41,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_47 [2019-10-02 23:11:41,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_49 [2019-10-02 23:11:41,649 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2019-10-02 23:11:41,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_16 [2019-10-02 23:11:41,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_18 [2019-10-02 23:11:41,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_20 [2019-10-02 23:11:41,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_22 [2019-10-02 23:11:41,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_24 [2019-10-02 23:11:41,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_26 [2019-10-02 23:11:41,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_28 [2019-10-02 23:11:41,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_30 [2019-10-02 23:11:41,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_32 [2019-10-02 23:11:41,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_34 [2019-10-02 23:11:41,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_36 [2019-10-02 23:11:41,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_38 [2019-10-02 23:11:41,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_40 [2019-10-02 23:11:41,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_42 [2019-10-02 23:11:41,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_44 [2019-10-02 23:11:41,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_46 [2019-10-02 23:11:41,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_48 [2019-10-02 23:11:41,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2019-10-02 23:11:41,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_13 [2019-10-02 23:11:41,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mbox_lock_of_be_adapter [2019-10-02 23:11:41,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mbox_lock_of_be_adapter [2019-10-02 23:11:41,651 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2019-10-02 23:11:41,651 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2019-10-02 23:11:41,652 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-10-02 23:11:41,652 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-10-02 23:11:41,652 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2019-10-02 23:11:41,652 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-10-02 23:11:41,652 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2019-10-02 23:11:41,652 INFO L130 BoogieDeclarations]: Found specification of procedure be_roce_mcc_cmd [2019-10-02 23:11:41,652 INFO L130 BoogieDeclarations]: Found specification of procedure MODULO___0 [2019-10-02 23:11:41,652 INFO L130 BoogieDeclarations]: Found specification of procedure index_inc___0 [2019-10-02 23:11:41,652 INFO L130 BoogieDeclarations]: Found specification of procedure queue_index_node [2019-10-02 23:11:41,653 INFO L130 BoogieDeclarations]: Found specification of procedure queue_head_inc___0 [2019-10-02 23:11:41,653 INFO L130 BoogieDeclarations]: Found specification of procedure index_dec [2019-10-02 23:11:41,653 INFO L130 BoogieDeclarations]: Found specification of procedure queue_tail_inc___0 [2019-10-02 23:11:41,653 INFO L130 BoogieDeclarations]: Found specification of procedure be_error [2019-10-02 23:11:41,653 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_set_beacon_state [2019-10-02 23:11:41,653 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_beacon_state [2019-10-02 23:11:41,653 INFO L130 BoogieDeclarations]: Found specification of procedure lancer_cmd_read_object [2019-10-02 23:11:41,653 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_loopback_test [2019-10-02 23:11:41,654 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_ddr_dma_test [2019-10-02 23:11:41,654 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_seeprom_data [2019-10-02 23:11:41,654 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_set_loopback [2019-10-02 23:11:41,654 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_reg_len [2019-10-02 23:11:41,654 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_regs [2019-10-02 23:11:41,654 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_set_ext_fat_capabilites [2019-10-02 23:11:41,654 INFO L130 BoogieDeclarations]: Found specification of procedure lancer_wait_ready [2019-10-02 23:11:41,654 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_allowed [2019-10-02 23:11:41,654 INFO L130 BoogieDeclarations]: Found specification of procedure embedded_payload [2019-10-02 23:11:41,655 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_notify [2019-10-02 23:11:41,655 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_is_new [2019-10-02 23:11:41,655 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_use [2019-10-02 23:11:41,655 INFO L130 BoogieDeclarations]: Found specification of procedure be_decode_resp_hdr [2019-10-02 23:11:41,655 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_process [2019-10-02 23:11:41,655 INFO L130 BoogieDeclarations]: Found specification of procedure be_async_link_state_process [2019-10-02 23:11:41,655 INFO L130 BoogieDeclarations]: Found specification of procedure be_async_grp5_cos_priority_process [2019-10-02 23:11:41,655 INFO L130 BoogieDeclarations]: Found specification of procedure be_async_grp5_qos_speed_process [2019-10-02 23:11:41,655 INFO L130 BoogieDeclarations]: Found specification of procedure be_async_grp5_pvid_state_process [2019-10-02 23:11:41,656 INFO L130 BoogieDeclarations]: Found specification of procedure be_async_grp5_evt_process [2019-10-02 23:11:41,656 INFO L130 BoogieDeclarations]: Found specification of procedure be_async_dbg_evt_process [2019-10-02 23:11:41,656 INFO L130 BoogieDeclarations]: Found specification of procedure is_link_state_evt [2019-10-02 23:11:41,656 INFO L130 BoogieDeclarations]: Found specification of procedure is_grp5_evt [2019-10-02 23:11:41,656 INFO L130 BoogieDeclarations]: Found specification of procedure is_dbg_evt [2019-10-02 23:11:41,656 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_get [2019-10-02 23:11:41,656 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_wait_compl [2019-10-02 23:11:41,656 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_notify_wait [2019-10-02 23:11:41,656 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_db_ready_wait [2019-10-02 23:11:41,657 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_notify_wait [2019-10-02 23:11:41,657 INFO L130 BoogieDeclarations]: Found specification of procedure be_POST_stage_get [2019-10-02 23:11:41,657 INFO L130 BoogieDeclarations]: Found specification of procedure lancer_provisioning_error [2019-10-02 23:11:41,657 INFO L130 BoogieDeclarations]: Found specification of procedure nonembedded_sgl [2019-10-02 23:11:41,657 INFO L130 BoogieDeclarations]: Found specification of procedure be_wrb_cmd_hdr_prepare [2019-10-02 23:11:41,657 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_page_addrs_prepare [2019-10-02 23:11:41,657 INFO L130 BoogieDeclarations]: Found specification of procedure eq_delay_to_mult [2019-10-02 23:11:41,657 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_from_mbox [2019-10-02 23:11:41,657 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_from_mccq [2019-10-02 23:11:41,658 INFO L130 BoogieDeclarations]: Found specification of procedure be_encoded_q_len [2019-10-02 23:11:41,658 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_mccq_ext_create [2019-10-02 23:11:41,658 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_mccq_org_create [2019-10-02 23:11:41,658 INFO L130 BoogieDeclarations]: Found specification of procedure be_mac_to_link_speed [2019-10-02 23:11:41,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2019-10-02 23:11:41,658 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_nic_desc [2019-10-02 23:11:41,658 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_profile_config_mbox [2019-10-02 23:11:41,658 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_profile_config_mccq [2019-10-02 23:11:41,658 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-02 23:11:41,659 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-02 23:11:41,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_92 [2019-10-02 23:11:41,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_90 [2019-10-02 23:11:41,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_93 [2019-10-02 23:11:41,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_89 [2019-10-02 23:11:41,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_91 [2019-10-02 23:11:41,659 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-02 23:11:41,659 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-02 23:11:41,659 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-02 23:11:41,660 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2019-10-02 23:11:41,660 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2019-10-02 23:11:41,660 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2019-10-02 23:11:41,660 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-10-02 23:11:41,660 INFO L130 BoogieDeclarations]: Found specification of procedure check_privilege [2019-10-02 23:11:41,660 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_drvinfo [2019-10-02 23:11:41,660 INFO L130 BoogieDeclarations]: Found specification of procedure lancer_cmd_get_file_len [2019-10-02 23:11:41,660 INFO L130 BoogieDeclarations]: Found specification of procedure lancer_cmd_read_file [2019-10-02 23:11:41,660 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_reg_len [2019-10-02 23:11:41,661 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_regs [2019-10-02 23:11:41,661 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_coalesce [2019-10-02 23:11:41,661 INFO L130 BoogieDeclarations]: Found specification of procedure be_set_coalesce [2019-10-02 23:11:41,661 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_ethtool_stats [2019-10-02 23:11:41,661 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_stat_strings [2019-10-02 23:11:41,661 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_sset_count [2019-10-02 23:11:41,661 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_port_type [2019-10-02 23:11:41,661 INFO L130 BoogieDeclarations]: Found specification of procedure convert_to_et_setting [2019-10-02 23:11:41,662 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_settings [2019-10-02 23:11:41,662 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_ringparam [2019-10-02 23:11:41,662 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_pauseparam [2019-10-02 23:11:41,662 INFO L130 BoogieDeclarations]: Found specification of procedure be_set_pauseparam [2019-10-02 23:11:41,662 INFO L130 BoogieDeclarations]: Found specification of procedure be_set_phys_id [2019-10-02 23:11:41,662 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_wol [2019-10-02 23:11:41,662 INFO L130 BoogieDeclarations]: Found specification of procedure be_set_wol [2019-10-02 23:11:41,662 INFO L130 BoogieDeclarations]: Found specification of procedure be_test_ddr_dma [2019-10-02 23:11:41,662 INFO L130 BoogieDeclarations]: Found specification of procedure be_loopback_test [2019-10-02 23:11:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure be_self_test [2019-10-02 23:11:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure be_do_flash [2019-10-02 23:11:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_eeprom_len [2019-10-02 23:11:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure be_read_eeprom [2019-10-02 23:11:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_msg_level [2019-10-02 23:11:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure be_set_fw_log_level [2019-10-02 23:11:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure be_set_msg_level [2019-10-02 23:11:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_rss_hash_opts [2019-10-02 23:11:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_rxnfc [2019-10-02 23:11:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure be_set_rss_hash_opts [2019-10-02 23:11:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure be_set_rxnfc [2019-10-02 23:11:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main2_sequence_infinite_withcheck_stateful [2019-10-02 23:11:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-02 23:11:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-02 23:11:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-02 23:11:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_102 [2019-10-02 23:11:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_100 [2019-10-02 23:11:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_103 [2019-10-02 23:11:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_105 [2019-10-02 23:11:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_107 [2019-10-02 23:11:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_109 [2019-10-02 23:11:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_111 [2019-10-02 23:11:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_113 [2019-10-02 23:11:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_114 [2019-10-02 23:11:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_116 [2019-10-02 23:11:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_99 [2019-10-02 23:11:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_101 [2019-10-02 23:11:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_104 [2019-10-02 23:11:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_106 [2019-10-02 23:11:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_108 [2019-10-02 23:11:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_110 [2019-10-02 23:11:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_112 [2019-10-02 23:11:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_115 [2019-10-02 23:11:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_be_adapter_list_lock [2019-10-02 23:11:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_be_adapter_list_lock [2019-10-02 23:11:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure netif_oper_up [2019-10-02 23:11:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure be_roce_register_driver [2019-10-02 23:11:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure be_roce_unregister_driver [2019-10-02 23:11:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure _be_roce_dev_add [2019-10-02 23:11:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-10-02 23:11:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure _be_roce_dev_remove [2019-10-02 23:11:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 23:11:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure _be_roce_dev_open [2019-10-02 23:11:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2019-10-02 23:11:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure _be_roce_dev_close [2019-10-02 23:11:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-02 23:11:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_be_adapter_list_lock [2019-10-02 23:11:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_be_adapter_list_lock [2019-10-02 23:11:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_be_adapter_list_lock [2019-10-02 23:11:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_be_adapter_list_lock [2019-10-02 23:11:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_be_adapter_list_lock [2019-10-02 23:11:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-02 23:11:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-02 23:11:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-02 23:11:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-02 23:11:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-02 23:11:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mbox_lock_of_be_adapter [2019-10-02 23:11:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mbox_lock_of_be_adapter [2019-10-02 23:11:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mbox_lock_of_be_adapter [2019-10-02 23:11:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mbox_lock_of_be_adapter [2019-10-02 23:11:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mbox_lock_of_be_adapter [2019-10-02 23:11:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-02 23:11:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-02 23:11:41,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-02 23:11:41,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-02 23:11:41,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-02 23:11:41,670 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-02 23:11:41,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-02 23:11:41,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-02 23:11:41,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-02 23:11:41,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-02 23:11:41,671 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 23:11:41,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 23:11:41,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 23:11:41,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-02 23:11:41,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 23:11:41,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-02 23:11:41,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-02 23:11:41,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-02 23:11:41,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-02 23:12:24,020 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 23:12:24,021 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-10-02 23:12:24,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 11:12:24 BoogieIcfgContainer [2019-10-02 23:12:24,028 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 23:12:24,030 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 23:12:24,030 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 23:12:24,035 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 23:12:24,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 11:11:26" (1/3) ... [2019-10-02 23:12:24,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61af647b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 11:12:24, skipping insertion in model container [2019-10-02 23:12:24,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:11:40" (2/3) ... [2019-10-02 23:12:24,037 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61af647b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 11:12:24, skipping insertion in model container [2019-10-02 23:12:24,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 11:12:24" (3/3) ... [2019-10-02 23:12:24,039 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--net--ethernet--emulex--benet--be2net.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2019-10-02 23:12:24,052 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 23:12:24,070 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 23:12:24,097 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 23:12:24,134 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 23:12:24,134 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-02 23:12:24,134 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 23:12:24,135 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 23:12:24,135 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 23:12:24,135 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 23:12:24,135 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 23:12:24,135 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 23:12:24,261 INFO L276 IsEmpty]: Start isEmpty. Operand 7650 states. [2019-10-02 23:12:24,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-02 23:12:24,274 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:12:24,275 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:12:24,280 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:12:24,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:12:24,286 INFO L82 PathProgramCache]: Analyzing trace with hash 996269874, now seen corresponding path program 1 times [2019-10-02 23:12:24,289 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:12:24,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:12:24,428 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:12:24,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:12:24,429 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:12:25,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:12:25,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:12:25,657 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:12:25,657 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:12:25,657 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:12:25,664 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:12:25,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:12:25,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:12:25,685 INFO L87 Difference]: Start difference. First operand 7650 states. Second operand 3 states. [2019-10-02 23:12:31,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:12:31,934 INFO L93 Difference]: Finished difference Result 9868 states and 13365 transitions. [2019-10-02 23:12:31,934 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:12:31,936 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2019-10-02 23:12:31,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:12:32,077 INFO L225 Difference]: With dead ends: 9868 [2019-10-02 23:12:32,077 INFO L226 Difference]: Without dead ends: 9833 [2019-10-02 23:12:32,079 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 [2019-10-02 23:12:32,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9833 states. [2019-10-02 23:12:32,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9833 to 9828. [2019-10-02 23:12:32,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9828 states. [2019-10-02 23:12:32,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9828 states to 9828 states and 13298 transitions. [2019-10-02 23:12:32,794 INFO L78 Accepts]: Start accepts. Automaton has 9828 states and 13298 transitions. Word has length 29 [2019-10-02 23:12:32,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:12:32,797 INFO L475 AbstractCegarLoop]: Abstraction has 9828 states and 13298 transitions. [2019-10-02 23:12:32,797 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:12:32,797 INFO L276 IsEmpty]: Start isEmpty. Operand 9828 states and 13298 transitions. [2019-10-02 23:12:32,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-10-02 23:12:32,815 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:12:32,815 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:12:32,816 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:12:32,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:12:32,819 INFO L82 PathProgramCache]: Analyzing trace with hash 815668549, now seen corresponding path program 1 times [2019-10-02 23:12:32,819 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:12:32,888 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:12:32,888 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:12:32,888 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:12:32,888 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:12:33,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:12:33,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:12:33,655 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:12:33,655 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:12:33,655 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:12:33,658 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:12:33,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:12:33,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:12:33,658 INFO L87 Difference]: Start difference. First operand 9828 states and 13298 transitions. Second operand 3 states. [2019-10-02 23:12:38,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:12:38,277 INFO L93 Difference]: Finished difference Result 9827 states and 13296 transitions. [2019-10-02 23:12:38,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:12:38,278 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2019-10-02 23:12:38,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:12:38,358 INFO L225 Difference]: With dead ends: 9827 [2019-10-02 23:12:38,358 INFO L226 Difference]: Without dead ends: 9827 [2019-10-02 23:12:38,359 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 [2019-10-02 23:12:38,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9827 states. [2019-10-02 23:12:38,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9827 to 9827. [2019-10-02 23:12:38,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9827 states. [2019-10-02 23:12:38,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9827 states to 9827 states and 13296 transitions. [2019-10-02 23:12:38,776 INFO L78 Accepts]: Start accepts. Automaton has 9827 states and 13296 transitions. Word has length 30 [2019-10-02 23:12:38,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:12:38,776 INFO L475 AbstractCegarLoop]: Abstraction has 9827 states and 13296 transitions. [2019-10-02 23:12:38,776 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:12:38,776 INFO L276 IsEmpty]: Start isEmpty. Operand 9827 states and 13296 transitions. [2019-10-02 23:12:38,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-10-02 23:12:38,777 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:12:38,778 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:12:38,778 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:12:38,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:12:38,778 INFO L82 PathProgramCache]: Analyzing trace with hash -488000363, now seen corresponding path program 1 times [2019-10-02 23:12:38,778 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:12:38,821 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:12:38,822 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:12:38,822 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:12:38,822 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:12:39,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:12:39,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:12:39,504 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:12:39,504 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:12:39,504 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:12:39,505 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:12:39,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:12:39,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:12:39,506 INFO L87 Difference]: Start difference. First operand 9827 states and 13296 transitions. Second operand 3 states. [2019-10-02 23:12:44,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:12:44,062 INFO L93 Difference]: Finished difference Result 19470 states and 26759 transitions. [2019-10-02 23:12:44,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:12:44,062 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 31 [2019-10-02 23:12:44,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:12:44,225 INFO L225 Difference]: With dead ends: 19470 [2019-10-02 23:12:44,225 INFO L226 Difference]: Without dead ends: 19470 [2019-10-02 23:12:44,226 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 [2019-10-02 23:12:44,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19470 states. [2019-10-02 23:12:44,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19470 to 19383. [2019-10-02 23:12:44,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19383 states. [2019-10-02 23:12:45,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19383 states to 19383 states and 26668 transitions. [2019-10-02 23:12:45,108 INFO L78 Accepts]: Start accepts. Automaton has 19383 states and 26668 transitions. Word has length 31 [2019-10-02 23:12:45,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:12:45,109 INFO L475 AbstractCegarLoop]: Abstraction has 19383 states and 26668 transitions. [2019-10-02 23:12:45,109 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:12:45,109 INFO L276 IsEmpty]: Start isEmpty. Operand 19383 states and 26668 transitions. [2019-10-02 23:12:45,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-10-02 23:12:45,110 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:12:45,110 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:12:45,111 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:12:45,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:12:45,111 INFO L82 PathProgramCache]: Analyzing trace with hash 2047941192, now seen corresponding path program 1 times [2019-10-02 23:12:45,111 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:12:45,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:12:45,153 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:12:45,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:12:45,153 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:12:45,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:12:45,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:12:45,645 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:12:45,645 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:12:45,645 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:12:45,645 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:12:45,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:12:45,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:12:45,646 INFO L87 Difference]: Start difference. First operand 19383 states and 26668 transitions. Second operand 3 states. [2019-10-02 23:12:49,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:12:49,160 INFO L93 Difference]: Finished difference Result 19382 states and 26666 transitions. [2019-10-02 23:12:49,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:12:49,572 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2019-10-02 23:12:49,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:12:49,688 INFO L225 Difference]: With dead ends: 19382 [2019-10-02 23:12:49,688 INFO L226 Difference]: Without dead ends: 19369 [2019-10-02 23:12:49,689 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 [2019-10-02 23:12:49,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19369 states. [2019-10-02 23:12:50,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19369 to 19369. [2019-10-02 23:12:50,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19369 states. [2019-10-02 23:12:50,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19369 states to 19369 states and 26647 transitions. [2019-10-02 23:12:50,436 INFO L78 Accepts]: Start accepts. Automaton has 19369 states and 26647 transitions. Word has length 32 [2019-10-02 23:12:50,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:12:50,436 INFO L475 AbstractCegarLoop]: Abstraction has 19369 states and 26647 transitions. [2019-10-02 23:12:50,436 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:12:50,436 INFO L276 IsEmpty]: Start isEmpty. Operand 19369 states and 26647 transitions. [2019-10-02 23:12:50,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-10-02 23:12:50,446 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:12:50,446 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:12:50,447 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:12:50,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:12:50,447 INFO L82 PathProgramCache]: Analyzing trace with hash -1899087726, now seen corresponding path program 1 times [2019-10-02 23:12:50,447 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:12:50,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:12:50,482 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:12:50,482 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:12:50,482 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:12:50,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:12:51,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-02 23:12:51,029 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:12:51,029 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:12:51,029 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:12:51,030 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:12:51,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:12:51,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:12:51,031 INFO L87 Difference]: Start difference. First operand 19369 states and 26647 transitions. Second operand 3 states. [2019-10-02 23:12:51,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:12:51,299 INFO L93 Difference]: Finished difference Result 19568 states and 27008 transitions. [2019-10-02 23:12:51,300 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:12:51,300 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 76 [2019-10-02 23:12:51,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:12:51,410 INFO L225 Difference]: With dead ends: 19568 [2019-10-02 23:12:51,410 INFO L226 Difference]: Without dead ends: 19568 [2019-10-02 23:12:51,411 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 [2019-10-02 23:12:51,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19568 states. [2019-10-02 23:12:51,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19568 to 19565. [2019-10-02 23:12:51,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19565 states. [2019-10-02 23:12:52,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19565 states to 19565 states and 27003 transitions. [2019-10-02 23:12:52,086 INFO L78 Accepts]: Start accepts. Automaton has 19565 states and 27003 transitions. Word has length 76 [2019-10-02 23:12:52,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:12:52,087 INFO L475 AbstractCegarLoop]: Abstraction has 19565 states and 27003 transitions. [2019-10-02 23:12:52,087 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:12:52,087 INFO L276 IsEmpty]: Start isEmpty. Operand 19565 states and 27003 transitions. [2019-10-02 23:12:52,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-10-02 23:12:52,101 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:12:52,103 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:12:52,103 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:12:52,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:12:52,103 INFO L82 PathProgramCache]: Analyzing trace with hash -494090028, now seen corresponding path program 1 times [2019-10-02 23:12:52,103 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:12:52,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:12:52,153 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:12:52,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:12:52,154 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:12:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:12:54,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-02 23:12:54,554 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:12:54,554 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:12:54,554 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:12:54,554 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:12:54,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:12:54,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:12:54,555 INFO L87 Difference]: Start difference. First operand 19565 states and 27003 transitions. Second operand 3 states. [2019-10-02 23:12:54,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:12:54,773 INFO L93 Difference]: Finished difference Result 19948 states and 27692 transitions. [2019-10-02 23:12:54,773 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:12:54,774 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 109 [2019-10-02 23:12:54,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:12:54,875 INFO L225 Difference]: With dead ends: 19948 [2019-10-02 23:12:54,875 INFO L226 Difference]: Without dead ends: 19948 [2019-10-02 23:12:54,876 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 [2019-10-02 23:12:54,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19948 states. [2019-10-02 23:12:55,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19948 to 19945. [2019-10-02 23:12:55,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19945 states. [2019-10-02 23:12:55,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19945 states to 19945 states and 27687 transitions. [2019-10-02 23:12:55,556 INFO L78 Accepts]: Start accepts. Automaton has 19945 states and 27687 transitions. Word has length 109 [2019-10-02 23:12:55,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:12:55,556 INFO L475 AbstractCegarLoop]: Abstraction has 19945 states and 27687 transitions. [2019-10-02 23:12:55,556 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:12:55,557 INFO L276 IsEmpty]: Start isEmpty. Operand 19945 states and 27687 transitions. [2019-10-02 23:12:55,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-10-02 23:12:55,570 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:12:55,570 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:12:55,571 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:12:55,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:12:55,571 INFO L82 PathProgramCache]: Analyzing trace with hash 173663417, now seen corresponding path program 1 times [2019-10-02 23:12:55,571 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:12:55,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:12:55,604 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:12:55,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:12:55,605 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:12:55,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:12:56,113 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-02 23:12:56,114 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:12:56,114 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:12:56,114 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:12:56,115 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:12:56,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:12:56,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:12:56,116 INFO L87 Difference]: Start difference. First operand 19945 states and 27687 transitions. Second operand 3 states. [2019-10-02 23:12:56,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:12:56,317 INFO L93 Difference]: Finished difference Result 19949 states and 27691 transitions. [2019-10-02 23:12:56,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:12:56,318 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 113 [2019-10-02 23:12:56,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:12:56,433 INFO L225 Difference]: With dead ends: 19949 [2019-10-02 23:12:56,433 INFO L226 Difference]: Without dead ends: 19949 [2019-10-02 23:12:56,433 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 [2019-10-02 23:12:56,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19949 states. [2019-10-02 23:12:57,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19949 to 19949. [2019-10-02 23:12:57,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19949 states. [2019-10-02 23:12:57,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19949 states to 19949 states and 27691 transitions. [2019-10-02 23:12:57,135 INFO L78 Accepts]: Start accepts. Automaton has 19949 states and 27691 transitions. Word has length 113 [2019-10-02 23:12:57,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:12:57,136 INFO L475 AbstractCegarLoop]: Abstraction has 19949 states and 27691 transitions. [2019-10-02 23:12:57,136 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:12:57,136 INFO L276 IsEmpty]: Start isEmpty. Operand 19949 states and 27691 transitions. [2019-10-02 23:12:57,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-10-02 23:12:57,162 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:12:57,162 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:12:57,163 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:12:57,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:12:57,163 INFO L82 PathProgramCache]: Analyzing trace with hash 597310139, now seen corresponding path program 1 times [2019-10-02 23:12:57,163 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:12:57,204 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:12:57,205 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:12:57,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:12:57,205 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:12:57,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:12:57,864 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-02 23:12:57,865 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:12:57,865 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:12:57,866 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:12:57,868 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:12:57,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:12:57,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:12:57,869 INFO L87 Difference]: Start difference. First operand 19949 states and 27691 transitions. Second operand 7 states. [2019-10-02 23:12:58,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:12:58,348 INFO L93 Difference]: Finished difference Result 19953 states and 27691 transitions. [2019-10-02 23:12:58,349 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:12:58,349 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 113 [2019-10-02 23:12:58,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:12:58,474 INFO L225 Difference]: With dead ends: 19953 [2019-10-02 23:12:58,474 INFO L226 Difference]: Without dead ends: 19953 [2019-10-02 23:12:58,475 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:12:58,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19953 states. [2019-10-02 23:12:59,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19953 to 19949. [2019-10-02 23:12:59,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19949 states. [2019-10-02 23:12:59,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19949 states to 19949 states and 27679 transitions. [2019-10-02 23:12:59,603 INFO L78 Accepts]: Start accepts. Automaton has 19949 states and 27679 transitions. Word has length 113 [2019-10-02 23:12:59,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:12:59,603 INFO L475 AbstractCegarLoop]: Abstraction has 19949 states and 27679 transitions. [2019-10-02 23:12:59,604 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:12:59,604 INFO L276 IsEmpty]: Start isEmpty. Operand 19949 states and 27679 transitions. [2019-10-02 23:12:59,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-10-02 23:12:59,619 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:12:59,619 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:12:59,620 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:12:59,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:12:59,620 INFO L82 PathProgramCache]: Analyzing trace with hash 255871473, now seen corresponding path program 1 times [2019-10-02 23:12:59,620 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:12:59,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:12:59,670 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:12:59,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:12:59,671 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:12:59,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:00,332 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-02 23:13:00,332 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:00,333 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:13:00,333 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:00,333 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:13:00,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:13:00,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:13:00,334 INFO L87 Difference]: Start difference. First operand 19949 states and 27679 transitions. Second operand 3 states. [2019-10-02 23:13:00,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:00,591 INFO L93 Difference]: Finished difference Result 19953 states and 27683 transitions. [2019-10-02 23:13:00,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:13:00,592 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2019-10-02 23:13:00,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:00,715 INFO L225 Difference]: With dead ends: 19953 [2019-10-02 23:13:00,715 INFO L226 Difference]: Without dead ends: 19953 [2019-10-02 23:13:00,716 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 [2019-10-02 23:13:00,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19953 states. [2019-10-02 23:13:01,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19953 to 19953. [2019-10-02 23:13:01,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19953 states. [2019-10-02 23:13:01,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19953 states to 19953 states and 27683 transitions. [2019-10-02 23:13:01,430 INFO L78 Accepts]: Start accepts. Automaton has 19953 states and 27683 transitions. Word has length 121 [2019-10-02 23:13:01,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:01,433 INFO L475 AbstractCegarLoop]: Abstraction has 19953 states and 27683 transitions. [2019-10-02 23:13:01,433 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:13:01,433 INFO L276 IsEmpty]: Start isEmpty. Operand 19953 states and 27683 transitions. [2019-10-02 23:13:01,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-10-02 23:13:01,454 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:01,454 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:13:01,455 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:01,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:01,455 INFO L82 PathProgramCache]: Analyzing trace with hash -445728401, now seen corresponding path program 1 times [2019-10-02 23:13:01,456 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:01,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:01,506 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:01,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:01,506 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:02,164 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-02 23:13:02,165 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:02,165 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:13:02,165 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:02,166 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:13:02,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:13:02,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:13:02,167 INFO L87 Difference]: Start difference. First operand 19953 states and 27683 transitions. Second operand 3 states. [2019-10-02 23:13:06,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:06,155 INFO L93 Difference]: Finished difference Result 19952 states and 27596 transitions. [2019-10-02 23:13:06,155 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:13:06,156 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2019-10-02 23:13:06,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:06,258 INFO L225 Difference]: With dead ends: 19952 [2019-10-02 23:13:06,258 INFO L226 Difference]: Without dead ends: 19952 [2019-10-02 23:13:06,258 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:13:06,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19952 states. [2019-10-02 23:13:06,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19952 to 19873. [2019-10-02 23:13:06,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19873 states. [2019-10-02 23:13:06,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19873 states to 19873 states and 27516 transitions. [2019-10-02 23:13:06,946 INFO L78 Accepts]: Start accepts. Automaton has 19873 states and 27516 transitions. Word has length 121 [2019-10-02 23:13:06,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:06,947 INFO L475 AbstractCegarLoop]: Abstraction has 19873 states and 27516 transitions. [2019-10-02 23:13:06,947 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:13:06,947 INFO L276 IsEmpty]: Start isEmpty. Operand 19873 states and 27516 transitions. [2019-10-02 23:13:06,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-10-02 23:13:06,967 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:06,967 INFO L411 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:13:06,967 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:06,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:06,968 INFO L82 PathProgramCache]: Analyzing trace with hash -1428133937, now seen corresponding path program 1 times [2019-10-02 23:13:06,968 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:07,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:07,005 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:07,006 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:07,006 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:07,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:07,551 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-02 23:13:07,551 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:07,552 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:13:07,552 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:07,552 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:13:07,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:13:07,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:13:07,553 INFO L87 Difference]: Start difference. First operand 19873 states and 27516 transitions. Second operand 3 states. [2019-10-02 23:13:07,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:07,811 INFO L93 Difference]: Finished difference Result 19917 states and 27582 transitions. [2019-10-02 23:13:07,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:13:07,812 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 137 [2019-10-02 23:13:07,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:07,902 INFO L225 Difference]: With dead ends: 19917 [2019-10-02 23:13:07,902 INFO L226 Difference]: Without dead ends: 19917 [2019-10-02 23:13:07,904 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:13:07,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19917 states. [2019-10-02 23:13:08,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19917 to 19897. [2019-10-02 23:13:08,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19897 states. [2019-10-02 23:13:08,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19897 states to 19897 states and 27548 transitions. [2019-10-02 23:13:08,696 INFO L78 Accepts]: Start accepts. Automaton has 19897 states and 27548 transitions. Word has length 137 [2019-10-02 23:13:08,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:08,696 INFO L475 AbstractCegarLoop]: Abstraction has 19897 states and 27548 transitions. [2019-10-02 23:13:08,696 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:13:08,697 INFO L276 IsEmpty]: Start isEmpty. Operand 19897 states and 27548 transitions. [2019-10-02 23:13:08,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-10-02 23:13:08,716 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:08,717 INFO L411 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:13:08,718 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:08,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:08,719 INFO L82 PathProgramCache]: Analyzing trace with hash 629520029, now seen corresponding path program 1 times [2019-10-02 23:13:08,719 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:08,760 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:08,760 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:08,760 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:08,761 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:08,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:09,353 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-02 23:13:09,354 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:09,354 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 23:13:09,354 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:09,355 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 23:13:09,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 23:13:09,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 23:13:09,356 INFO L87 Difference]: Start difference. First operand 19897 states and 27548 transitions. Second operand 6 states. [2019-10-02 23:13:09,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:09,652 INFO L93 Difference]: Finished difference Result 19929 states and 27596 transitions. [2019-10-02 23:13:09,652 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 23:13:09,653 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 144 [2019-10-02 23:13:09,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:09,743 INFO L225 Difference]: With dead ends: 19929 [2019-10-02 23:13:09,743 INFO L226 Difference]: Without dead ends: 19929 [2019-10-02 23:13:09,745 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:09,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19929 states. [2019-10-02 23:13:10,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19929 to 19923. [2019-10-02 23:13:10,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19923 states. [2019-10-02 23:13:10,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19923 states to 19923 states and 27587 transitions. [2019-10-02 23:13:10,337 INFO L78 Accepts]: Start accepts. Automaton has 19923 states and 27587 transitions. Word has length 144 [2019-10-02 23:13:10,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:10,338 INFO L475 AbstractCegarLoop]: Abstraction has 19923 states and 27587 transitions. [2019-10-02 23:13:10,338 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 23:13:10,338 INFO L276 IsEmpty]: Start isEmpty. Operand 19923 states and 27587 transitions. [2019-10-02 23:13:10,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-10-02 23:13:10,354 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:10,355 INFO L411 BasicCegarLoop]: trace histogram [3, 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] [2019-10-02 23:13:10,355 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:10,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:10,356 INFO L82 PathProgramCache]: Analyzing trace with hash 1688586269, now seen corresponding path program 1 times [2019-10-02 23:13:10,356 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:10,391 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:10,392 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:10,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:10,392 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:10,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:10,881 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-02 23:13:10,882 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:10,882 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 23:13:10,882 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:10,883 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 23:13:10,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 23:13:10,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 23:13:10,884 INFO L87 Difference]: Start difference. First operand 19923 states and 27587 transitions. Second operand 5 states. [2019-10-02 23:13:11,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:11,134 INFO L93 Difference]: Finished difference Result 19937 states and 27617 transitions. [2019-10-02 23:13:11,134 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 23:13:11,134 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 145 [2019-10-02 23:13:11,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:11,223 INFO L225 Difference]: With dead ends: 19937 [2019-10-02 23:13:11,223 INFO L226 Difference]: Without dead ends: 19937 [2019-10-02 23:13:11,224 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 [2019-10-02 23:13:11,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19937 states. [2019-10-02 23:13:11,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19937 to 19931. [2019-10-02 23:13:11,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19931 states. [2019-10-02 23:13:11,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19931 states to 19931 states and 27603 transitions. [2019-10-02 23:13:11,803 INFO L78 Accepts]: Start accepts. Automaton has 19931 states and 27603 transitions. Word has length 145 [2019-10-02 23:13:11,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:11,804 INFO L475 AbstractCegarLoop]: Abstraction has 19931 states and 27603 transitions. [2019-10-02 23:13:11,804 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 23:13:11,804 INFO L276 IsEmpty]: Start isEmpty. Operand 19931 states and 27603 transitions. [2019-10-02 23:13:11,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-10-02 23:13:11,822 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:11,822 INFO L411 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:13:11,822 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:11,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:11,823 INFO L82 PathProgramCache]: Analyzing trace with hash 858533532, now seen corresponding path program 1 times [2019-10-02 23:13:11,823 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:11,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:11,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:11,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:11,862 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:12,336 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-02 23:13:12,336 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:12,336 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:13:12,336 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:12,337 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:13:12,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:13:12,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:13:12,338 INFO L87 Difference]: Start difference. First operand 19931 states and 27603 transitions. Second operand 3 states. [2019-10-02 23:13:12,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:12,558 INFO L93 Difference]: Finished difference Result 19935 states and 27607 transitions. [2019-10-02 23:13:12,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:13:12,558 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 136 [2019-10-02 23:13:12,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:12,645 INFO L225 Difference]: With dead ends: 19935 [2019-10-02 23:13:12,645 INFO L226 Difference]: Without dead ends: 19935 [2019-10-02 23:13:12,646 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 [2019-10-02 23:13:12,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19935 states. [2019-10-02 23:13:13,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19935 to 19935. [2019-10-02 23:13:13,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19935 states. [2019-10-02 23:13:13,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19935 states to 19935 states and 27607 transitions. [2019-10-02 23:13:13,526 INFO L78 Accepts]: Start accepts. Automaton has 19935 states and 27607 transitions. Word has length 136 [2019-10-02 23:13:13,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:13,527 INFO L475 AbstractCegarLoop]: Abstraction has 19935 states and 27607 transitions. [2019-10-02 23:13:13,527 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:13:13,527 INFO L276 IsEmpty]: Start isEmpty. Operand 19935 states and 27607 transitions. [2019-10-02 23:13:13,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-10-02 23:13:13,543 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:13,544 INFO L411 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:13:13,544 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:13,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:13,545 INFO L82 PathProgramCache]: Analyzing trace with hash -1508161062, now seen corresponding path program 1 times [2019-10-02 23:13:13,545 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:13,585 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:13,586 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:13,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:13,586 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:13,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:14,106 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-02 23:13:14,107 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:14,107 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:13:14,107 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:14,108 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:13:14,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:13:14,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:14,108 INFO L87 Difference]: Start difference. First operand 19935 states and 27607 transitions. Second operand 7 states. [2019-10-02 23:13:14,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:14,406 INFO L93 Difference]: Finished difference Result 19939 states and 27611 transitions. [2019-10-02 23:13:14,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:13:14,407 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 136 [2019-10-02 23:13:14,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:14,504 INFO L225 Difference]: With dead ends: 19939 [2019-10-02 23:13:14,504 INFO L226 Difference]: Without dead ends: 19939 [2019-10-02 23:13:14,506 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:14,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19939 states. [2019-10-02 23:13:14,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19939 to 19935. [2019-10-02 23:13:14,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19935 states. [2019-10-02 23:13:15,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19935 states to 19935 states and 27601 transitions. [2019-10-02 23:13:15,086 INFO L78 Accepts]: Start accepts. Automaton has 19935 states and 27601 transitions. Word has length 136 [2019-10-02 23:13:15,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:15,090 INFO L475 AbstractCegarLoop]: Abstraction has 19935 states and 27601 transitions. [2019-10-02 23:13:15,090 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:13:15,090 INFO L276 IsEmpty]: Start isEmpty. Operand 19935 states and 27601 transitions. [2019-10-02 23:13:15,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-10-02 23:13:15,109 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:15,109 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:13:15,110 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:15,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:15,110 INFO L82 PathProgramCache]: Analyzing trace with hash -1549943128, now seen corresponding path program 1 times [2019-10-02 23:13:15,110 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:15,144 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:15,144 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:15,144 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:15,144 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:15,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:15,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-02 23:13:15,715 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:15,715 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:13:15,716 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:15,716 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:13:15,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:13:15,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:13:15,717 INFO L87 Difference]: Start difference. First operand 19935 states and 27601 transitions. Second operand 3 states. [2019-10-02 23:13:15,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:15,908 INFO L93 Difference]: Finished difference Result 19939 states and 27605 transitions. [2019-10-02 23:13:15,908 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:13:15,909 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 146 [2019-10-02 23:13:15,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:15,993 INFO L225 Difference]: With dead ends: 19939 [2019-10-02 23:13:15,993 INFO L226 Difference]: Without dead ends: 19939 [2019-10-02 23:13:15,994 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 [2019-10-02 23:13:16,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19939 states. [2019-10-02 23:13:16,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19939 to 19939. [2019-10-02 23:13:16,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19939 states. [2019-10-02 23:13:16,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19939 states to 19939 states and 27605 transitions. [2019-10-02 23:13:16,605 INFO L78 Accepts]: Start accepts. Automaton has 19939 states and 27605 transitions. Word has length 146 [2019-10-02 23:13:16,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:16,606 INFO L475 AbstractCegarLoop]: Abstraction has 19939 states and 27605 transitions. [2019-10-02 23:13:16,606 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:13:16,606 INFO L276 IsEmpty]: Start isEmpty. Operand 19939 states and 27605 transitions. [2019-10-02 23:13:16,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-10-02 23:13:16,626 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:16,626 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:13:16,626 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:16,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:16,627 INFO L82 PathProgramCache]: Analyzing trace with hash -1798089622, now seen corresponding path program 1 times [2019-10-02 23:13:16,627 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:16,665 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:16,665 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:16,665 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:16,665 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:17,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-02 23:13:17,250 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:17,250 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:13:17,250 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:17,252 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:13:17,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:13:17,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:13:17,253 INFO L87 Difference]: Start difference. First operand 19939 states and 27605 transitions. Second operand 3 states. [2019-10-02 23:13:20,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:20,939 INFO L93 Difference]: Finished difference Result 19953 states and 27276 transitions. [2019-10-02 23:13:20,940 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:13:20,940 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 146 [2019-10-02 23:13:20,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:21,005 INFO L225 Difference]: With dead ends: 19953 [2019-10-02 23:13:21,005 INFO L226 Difference]: Without dead ends: 19953 [2019-10-02 23:13:21,006 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:13:21,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19953 states. [2019-10-02 23:13:21,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19953 to 19901. [2019-10-02 23:13:21,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19901 states. [2019-10-02 23:13:21,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19901 states to 19901 states and 27222 transitions. [2019-10-02 23:13:21,491 INFO L78 Accepts]: Start accepts. Automaton has 19901 states and 27222 transitions. Word has length 146 [2019-10-02 23:13:21,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:21,491 INFO L475 AbstractCegarLoop]: Abstraction has 19901 states and 27222 transitions. [2019-10-02 23:13:21,491 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:13:21,491 INFO L276 IsEmpty]: Start isEmpty. Operand 19901 states and 27222 transitions. [2019-10-02 23:13:21,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-10-02 23:13:21,503 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:21,504 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:13:21,504 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:21,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:21,505 INFO L82 PathProgramCache]: Analyzing trace with hash -836475605, now seen corresponding path program 1 times [2019-10-02 23:13:21,505 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:21,790 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:21,790 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:21,790 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:21,790 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:21,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:22,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-02 23:13:22,301 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:22,302 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:13:22,302 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:22,302 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:13:22,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:13:22,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:22,304 INFO L87 Difference]: Start difference. First operand 19901 states and 27222 transitions. Second operand 7 states. [2019-10-02 23:13:22,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:22,544 INFO L93 Difference]: Finished difference Result 19878 states and 27182 transitions. [2019-10-02 23:13:22,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:13:22,545 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 146 [2019-10-02 23:13:22,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:22,618 INFO L225 Difference]: With dead ends: 19878 [2019-10-02 23:13:22,618 INFO L226 Difference]: Without dead ends: 19878 [2019-10-02 23:13:22,619 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:22,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19878 states. [2019-10-02 23:13:23,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19878 to 19874. [2019-10-02 23:13:23,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19874 states. [2019-10-02 23:13:23,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19874 states to 19874 states and 27178 transitions. [2019-10-02 23:13:23,060 INFO L78 Accepts]: Start accepts. Automaton has 19874 states and 27178 transitions. Word has length 146 [2019-10-02 23:13:23,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:23,060 INFO L475 AbstractCegarLoop]: Abstraction has 19874 states and 27178 transitions. [2019-10-02 23:13:23,061 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:13:23,061 INFO L276 IsEmpty]: Start isEmpty. Operand 19874 states and 27178 transitions. [2019-10-02 23:13:23,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-10-02 23:13:23,072 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:23,073 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:13:23,073 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:23,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:23,073 INFO L82 PathProgramCache]: Analyzing trace with hash 772184095, now seen corresponding path program 1 times [2019-10-02 23:13:23,074 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:23,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:23,108 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:23,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:23,109 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:23,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:23,558 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-02 23:13:23,559 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:23,559 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:13:23,559 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:23,561 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:13:23,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:13:23,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:13:23,562 INFO L87 Difference]: Start difference. First operand 19874 states and 27178 transitions. Second operand 3 states. [2019-10-02 23:13:23,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:23,747 INFO L93 Difference]: Finished difference Result 19890 states and 27200 transitions. [2019-10-02 23:13:23,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:13:23,748 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2019-10-02 23:13:23,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:23,828 INFO L225 Difference]: With dead ends: 19890 [2019-10-02 23:13:23,828 INFO L226 Difference]: Without dead ends: 19890 [2019-10-02 23:13:23,829 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 [2019-10-02 23:13:23,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19890 states. [2019-10-02 23:13:24,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19890 to 19878. [2019-10-02 23:13:24,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19878 states. [2019-10-02 23:13:24,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19878 states to 19878 states and 27182 transitions. [2019-10-02 23:13:24,264 INFO L78 Accepts]: Start accepts. Automaton has 19878 states and 27182 transitions. Word has length 160 [2019-10-02 23:13:24,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:24,265 INFO L475 AbstractCegarLoop]: Abstraction has 19878 states and 27182 transitions. [2019-10-02 23:13:24,265 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:13:24,265 INFO L276 IsEmpty]: Start isEmpty. Operand 19878 states and 27182 transitions. [2019-10-02 23:13:24,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-10-02 23:13:24,272 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:24,273 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:13:24,273 INFO L418 AbstractCegarLoop]: === Iteration 20 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:24,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:24,273 INFO L82 PathProgramCache]: Analyzing trace with hash 826576993, now seen corresponding path program 1 times [2019-10-02 23:13:24,273 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:24,305 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:24,305 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:24,305 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:24,305 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:24,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:24,816 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-02 23:13:24,817 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:24,817 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 23:13:24,817 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:24,821 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 23:13:24,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 23:13:24,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 23:13:24,822 INFO L87 Difference]: Start difference. First operand 19878 states and 27182 transitions. Second operand 6 states. [2019-10-02 23:13:25,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:25,092 INFO L93 Difference]: Finished difference Result 19906 states and 27222 transitions. [2019-10-02 23:13:25,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:13:25,092 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 160 [2019-10-02 23:13:25,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:25,150 INFO L225 Difference]: With dead ends: 19906 [2019-10-02 23:13:25,150 INFO L226 Difference]: Without dead ends: 19906 [2019-10-02 23:13:25,151 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:25,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19906 states. [2019-10-02 23:13:25,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19906 to 19894. [2019-10-02 23:13:25,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19894 states. [2019-10-02 23:13:25,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19894 states to 19894 states and 27204 transitions. [2019-10-02 23:13:25,520 INFO L78 Accepts]: Start accepts. Automaton has 19894 states and 27204 transitions. Word has length 160 [2019-10-02 23:13:25,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:25,521 INFO L475 AbstractCegarLoop]: Abstraction has 19894 states and 27204 transitions. [2019-10-02 23:13:25,521 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 23:13:25,521 INFO L276 IsEmpty]: Start isEmpty. Operand 19894 states and 27204 transitions. [2019-10-02 23:13:25,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-10-02 23:13:25,528 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:25,529 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:13:25,529 INFO L418 AbstractCegarLoop]: === Iteration 21 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:25,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:25,529 INFO L82 PathProgramCache]: Analyzing trace with hash 737356366, now seen corresponding path program 1 times [2019-10-02 23:13:25,529 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:25,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:25,555 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:25,555 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:25,555 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:26,100 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-02 23:13:26,100 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:26,101 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:13:26,101 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:26,101 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:13:26,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:13:26,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:26,102 INFO L87 Difference]: Start difference. First operand 19894 states and 27204 transitions. Second operand 7 states. [2019-10-02 23:13:26,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:26,358 INFO L93 Difference]: Finished difference Result 19892 states and 27200 transitions. [2019-10-02 23:13:26,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:13:26,358 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 146 [2019-10-02 23:13:26,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:26,417 INFO L225 Difference]: With dead ends: 19892 [2019-10-02 23:13:26,417 INFO L226 Difference]: Without dead ends: 19892 [2019-10-02 23:13:26,417 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:26,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19892 states. [2019-10-02 23:13:26,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19892 to 19888. [2019-10-02 23:13:26,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19888 states. [2019-10-02 23:13:27,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19888 states to 19888 states and 27196 transitions. [2019-10-02 23:13:27,006 INFO L78 Accepts]: Start accepts. Automaton has 19888 states and 27196 transitions. Word has length 146 [2019-10-02 23:13:27,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:27,007 INFO L475 AbstractCegarLoop]: Abstraction has 19888 states and 27196 transitions. [2019-10-02 23:13:27,007 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:13:27,007 INFO L276 IsEmpty]: Start isEmpty. Operand 19888 states and 27196 transitions. [2019-10-02 23:13:27,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-10-02 23:13:27,015 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:27,015 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:13:27,015 INFO L418 AbstractCegarLoop]: === Iteration 22 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:27,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:27,016 INFO L82 PathProgramCache]: Analyzing trace with hash -2091374725, now seen corresponding path program 1 times [2019-10-02 23:13:27,016 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:27,044 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:27,044 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:27,044 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:27,044 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:27,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:27,544 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-02 23:13:27,545 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:27,545 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:13:27,545 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:27,545 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:13:27,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:13:27,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:27,546 INFO L87 Difference]: Start difference. First operand 19888 states and 27196 transitions. Second operand 7 states. [2019-10-02 23:13:27,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:27,780 INFO L93 Difference]: Finished difference Result 19876 states and 27177 transitions. [2019-10-02 23:13:27,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:13:27,783 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 162 [2019-10-02 23:13:27,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:27,841 INFO L225 Difference]: With dead ends: 19876 [2019-10-02 23:13:27,841 INFO L226 Difference]: Without dead ends: 19876 [2019-10-02 23:13:27,841 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:27,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19876 states. [2019-10-02 23:13:28,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19876 to 19872. [2019-10-02 23:13:28,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19872 states. [2019-10-02 23:13:28,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19872 states to 19872 states and 27170 transitions. [2019-10-02 23:13:28,199 INFO L78 Accepts]: Start accepts. Automaton has 19872 states and 27170 transitions. Word has length 162 [2019-10-02 23:13:28,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:28,199 INFO L475 AbstractCegarLoop]: Abstraction has 19872 states and 27170 transitions. [2019-10-02 23:13:28,199 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:13:28,199 INFO L276 IsEmpty]: Start isEmpty. Operand 19872 states and 27170 transitions. [2019-10-02 23:13:28,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-10-02 23:13:28,206 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:28,207 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:13:28,207 INFO L418 AbstractCegarLoop]: === Iteration 23 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:28,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:28,207 INFO L82 PathProgramCache]: Analyzing trace with hash -2141828837, now seen corresponding path program 1 times [2019-10-02 23:13:28,207 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:28,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:28,235 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:28,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:28,235 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:28,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:28,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-02 23:13:28,684 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:28,684 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:13:28,684 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:28,684 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:13:28,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:13:28,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:28,685 INFO L87 Difference]: Start difference. First operand 19872 states and 27170 transitions. Second operand 7 states. [2019-10-02 23:13:28,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:28,855 INFO L93 Difference]: Finished difference Result 19866 states and 27160 transitions. [2019-10-02 23:13:28,855 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:13:28,855 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 150 [2019-10-02 23:13:28,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:28,935 INFO L225 Difference]: With dead ends: 19866 [2019-10-02 23:13:28,935 INFO L226 Difference]: Without dead ends: 19866 [2019-10-02 23:13:28,936 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:28,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19866 states. [2019-10-02 23:13:29,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19866 to 19862. [2019-10-02 23:13:29,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19862 states. [2019-10-02 23:13:29,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19862 states to 19862 states and 27154 transitions. [2019-10-02 23:13:29,432 INFO L78 Accepts]: Start accepts. Automaton has 19862 states and 27154 transitions. Word has length 150 [2019-10-02 23:13:29,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:29,432 INFO L475 AbstractCegarLoop]: Abstraction has 19862 states and 27154 transitions. [2019-10-02 23:13:29,433 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:13:29,433 INFO L276 IsEmpty]: Start isEmpty. Operand 19862 states and 27154 transitions. [2019-10-02 23:13:29,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-10-02 23:13:29,440 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:29,440 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:13:29,441 INFO L418 AbstractCegarLoop]: === Iteration 24 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:29,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:29,441 INFO L82 PathProgramCache]: Analyzing trace with hash 319484559, now seen corresponding path program 1 times [2019-10-02 23:13:29,441 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:29,467 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:29,467 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:29,467 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:29,467 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:29,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:29,913 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-02 23:13:29,914 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:29,914 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:13:29,914 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:29,914 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:13:29,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:13:29,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:29,915 INFO L87 Difference]: Start difference. First operand 19862 states and 27154 transitions. Second operand 7 states. [2019-10-02 23:13:30,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:30,102 INFO L93 Difference]: Finished difference Result 19848 states and 27122 transitions. [2019-10-02 23:13:30,103 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:13:30,103 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 151 [2019-10-02 23:13:30,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:30,161 INFO L225 Difference]: With dead ends: 19848 [2019-10-02 23:13:30,161 INFO L226 Difference]: Without dead ends: 19848 [2019-10-02 23:13:30,162 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:30,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19848 states. [2019-10-02 23:13:30,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19848 to 19844. [2019-10-02 23:13:30,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19844 states. [2019-10-02 23:13:30,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19844 states to 19844 states and 27106 transitions. [2019-10-02 23:13:30,523 INFO L78 Accepts]: Start accepts. Automaton has 19844 states and 27106 transitions. Word has length 151 [2019-10-02 23:13:30,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:30,524 INFO L475 AbstractCegarLoop]: Abstraction has 19844 states and 27106 transitions. [2019-10-02 23:13:30,524 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:13:30,524 INFO L276 IsEmpty]: Start isEmpty. Operand 19844 states and 27106 transitions. [2019-10-02 23:13:30,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-10-02 23:13:30,534 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:30,534 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:13:30,534 INFO L418 AbstractCegarLoop]: === Iteration 25 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:30,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:30,535 INFO L82 PathProgramCache]: Analyzing trace with hash 640123082, now seen corresponding path program 1 times [2019-10-02 23:13:30,535 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:30,562 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:30,562 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:30,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:30,563 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:30,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:31,263 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-02 23:13:31,263 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:31,263 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:13:31,263 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:31,264 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:13:31,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:13:31,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:31,264 INFO L87 Difference]: Start difference. First operand 19844 states and 27106 transitions. Second operand 7 states. [2019-10-02 23:13:31,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:31,453 INFO L93 Difference]: Finished difference Result 19802 states and 27040 transitions. [2019-10-02 23:13:31,453 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:13:31,453 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 153 [2019-10-02 23:13:31,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:31,512 INFO L225 Difference]: With dead ends: 19802 [2019-10-02 23:13:31,512 INFO L226 Difference]: Without dead ends: 19802 [2019-10-02 23:13:31,513 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:31,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19802 states. [2019-10-02 23:13:31,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19802 to 19798. [2019-10-02 23:13:31,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19798 states. [2019-10-02 23:13:31,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19798 states to 19798 states and 27036 transitions. [2019-10-02 23:13:31,872 INFO L78 Accepts]: Start accepts. Automaton has 19798 states and 27036 transitions. Word has length 153 [2019-10-02 23:13:31,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:31,872 INFO L475 AbstractCegarLoop]: Abstraction has 19798 states and 27036 transitions. [2019-10-02 23:13:31,872 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:13:31,873 INFO L276 IsEmpty]: Start isEmpty. Operand 19798 states and 27036 transitions. [2019-10-02 23:13:31,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-10-02 23:13:31,888 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:31,888 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:13:31,889 INFO L418 AbstractCegarLoop]: === Iteration 26 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:31,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:31,889 INFO L82 PathProgramCache]: Analyzing trace with hash 18393444, now seen corresponding path program 1 times [2019-10-02 23:13:31,889 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:31,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:31,923 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:31,924 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:31,924 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:32,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-02 23:13:32,337 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:32,337 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 23:13:32,338 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:32,340 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 23:13:32,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 23:13:32,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 23:13:32,341 INFO L87 Difference]: Start difference. First operand 19798 states and 27036 transitions. Second operand 5 states. [2019-10-02 23:13:32,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:32,708 INFO L93 Difference]: Finished difference Result 19882 states and 27146 transitions. [2019-10-02 23:13:32,709 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 23:13:32,709 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 182 [2019-10-02 23:13:32,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:32,795 INFO L225 Difference]: With dead ends: 19882 [2019-10-02 23:13:32,795 INFO L226 Difference]: Without dead ends: 19882 [2019-10-02 23:13:32,795 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:32,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19882 states. [2019-10-02 23:13:33,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19882 to 19864. [2019-10-02 23:13:33,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19864 states. [2019-10-02 23:13:33,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19864 states to 19864 states and 27122 transitions. [2019-10-02 23:13:33,202 INFO L78 Accepts]: Start accepts. Automaton has 19864 states and 27122 transitions. Word has length 182 [2019-10-02 23:13:33,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:33,203 INFO L475 AbstractCegarLoop]: Abstraction has 19864 states and 27122 transitions. [2019-10-02 23:13:33,203 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 23:13:33,203 INFO L276 IsEmpty]: Start isEmpty. Operand 19864 states and 27122 transitions. [2019-10-02 23:13:33,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-10-02 23:13:33,216 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:33,216 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:13:33,216 INFO L418 AbstractCegarLoop]: === Iteration 27 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:33,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:33,217 INFO L82 PathProgramCache]: Analyzing trace with hash 1654205870, now seen corresponding path program 1 times [2019-10-02 23:13:33,217 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:33,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:33,246 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:33,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:33,246 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:33,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:33,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-02 23:13:33,773 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:33,773 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:13:33,773 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:33,774 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:13:33,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:13:33,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:33,775 INFO L87 Difference]: Start difference. First operand 19864 states and 27122 transitions. Second operand 7 states. [2019-10-02 23:13:34,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:34,070 INFO L93 Difference]: Finished difference Result 19824 states and 27066 transitions. [2019-10-02 23:13:34,071 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:13:34,071 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 186 [2019-10-02 23:13:34,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:34,155 INFO L225 Difference]: With dead ends: 19824 [2019-10-02 23:13:34,156 INFO L226 Difference]: Without dead ends: 19824 [2019-10-02 23:13:34,156 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:34,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19824 states. [2019-10-02 23:13:34,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19824 to 19816. [2019-10-02 23:13:34,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19816 states. [2019-10-02 23:13:34,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19816 states to 19816 states and 27048 transitions. [2019-10-02 23:13:34,541 INFO L78 Accepts]: Start accepts. Automaton has 19816 states and 27048 transitions. Word has length 186 [2019-10-02 23:13:34,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:34,541 INFO L475 AbstractCegarLoop]: Abstraction has 19816 states and 27048 transitions. [2019-10-02 23:13:34,541 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:13:34,541 INFO L276 IsEmpty]: Start isEmpty. Operand 19816 states and 27048 transitions. [2019-10-02 23:13:34,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-10-02 23:13:34,555 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:34,555 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:13:34,555 INFO L418 AbstractCegarLoop]: === Iteration 28 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:34,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:34,556 INFO L82 PathProgramCache]: Analyzing trace with hash -1491580572, now seen corresponding path program 1 times [2019-10-02 23:13:34,556 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:34,589 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:34,589 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:34,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:34,590 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:34,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:35,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-02 23:13:35,119 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:35,119 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:13:35,119 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:35,120 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:13:35,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:13:35,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:35,121 INFO L87 Difference]: Start difference. First operand 19816 states and 27048 transitions. Second operand 7 states. [2019-10-02 23:13:35,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:35,447 INFO L93 Difference]: Finished difference Result 19798 states and 27016 transitions. [2019-10-02 23:13:35,448 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:13:35,448 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 183 [2019-10-02 23:13:35,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:35,531 INFO L225 Difference]: With dead ends: 19798 [2019-10-02 23:13:35,531 INFO L226 Difference]: Without dead ends: 19798 [2019-10-02 23:13:35,531 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:35,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19798 states. [2019-10-02 23:13:36,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19798 to 19794. [2019-10-02 23:13:36,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19794 states. [2019-10-02 23:13:36,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19794 states to 19794 states and 27012 transitions. [2019-10-02 23:13:36,290 INFO L78 Accepts]: Start accepts. Automaton has 19794 states and 27012 transitions. Word has length 183 [2019-10-02 23:13:36,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:36,290 INFO L475 AbstractCegarLoop]: Abstraction has 19794 states and 27012 transitions. [2019-10-02 23:13:36,290 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:13:36,290 INFO L276 IsEmpty]: Start isEmpty. Operand 19794 states and 27012 transitions. [2019-10-02 23:13:36,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-10-02 23:13:36,300 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:36,301 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 23:13:36,301 INFO L418 AbstractCegarLoop]: === Iteration 29 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:36,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:36,301 INFO L82 PathProgramCache]: Analyzing trace with hash -955681952, now seen corresponding path program 1 times [2019-10-02 23:13:36,301 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:36,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:36,327 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:36,327 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:36,327 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:36,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:36,940 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-10-02 23:13:36,940 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:36,941 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-02 23:13:36,941 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:36,941 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 23:13:36,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 23:13:36,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-02 23:13:36,942 INFO L87 Difference]: Start difference. First operand 19794 states and 27012 transitions. Second operand 4 states. [2019-10-02 23:13:50,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:50,502 INFO L93 Difference]: Finished difference Result 19746 states and 26940 transitions. [2019-10-02 23:13:50,503 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 23:13:50,503 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 178 [2019-10-02 23:13:50,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:50,567 INFO L225 Difference]: With dead ends: 19746 [2019-10-02 23:13:50,568 INFO L226 Difference]: Without dead ends: 19746 [2019-10-02 23:13:50,568 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-02 23:13:50,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19746 states. [2019-10-02 23:13:50,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19746 to 19746. [2019-10-02 23:13:50,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19746 states. [2019-10-02 23:13:50,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19746 states to 19746 states and 26940 transitions. [2019-10-02 23:13:50,946 INFO L78 Accepts]: Start accepts. Automaton has 19746 states and 26940 transitions. Word has length 178 [2019-10-02 23:13:50,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:50,946 INFO L475 AbstractCegarLoop]: Abstraction has 19746 states and 26940 transitions. [2019-10-02 23:13:50,946 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 23:13:50,946 INFO L276 IsEmpty]: Start isEmpty. Operand 19746 states and 26940 transitions. [2019-10-02 23:13:50,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-10-02 23:13:50,956 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:50,957 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 23:13:50,957 INFO L418 AbstractCegarLoop]: === Iteration 30 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:50,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:50,957 INFO L82 PathProgramCache]: Analyzing trace with hash 1493918178, now seen corresponding path program 1 times [2019-10-02 23:13:50,958 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:50,985 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:50,985 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:50,985 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:50,985 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:51,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:51,468 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-10-02 23:13:51,468 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:51,468 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-02 23:13:51,469 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:51,469 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 23:13:51,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 23:13:51,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 23:13:51,470 INFO L87 Difference]: Start difference. First operand 19746 states and 26940 transitions. Second operand 4 states. [2019-10-02 23:13:51,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:51,612 INFO L93 Difference]: Finished difference Result 13068 states and 17745 transitions. [2019-10-02 23:13:51,612 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 23:13:51,612 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 178 [2019-10-02 23:13:51,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:51,650 INFO L225 Difference]: With dead ends: 13068 [2019-10-02 23:13:51,650 INFO L226 Difference]: Without dead ends: 13068 [2019-10-02 23:13:51,651 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 [2019-10-02 23:13:51,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13068 states. [2019-10-02 23:13:52,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13068 to 13068. [2019-10-02 23:13:52,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13068 states. [2019-10-02 23:13:52,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13068 states to 13068 states and 17745 transitions. [2019-10-02 23:13:52,139 INFO L78 Accepts]: Start accepts. Automaton has 13068 states and 17745 transitions. Word has length 178 [2019-10-02 23:13:52,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:52,139 INFO L475 AbstractCegarLoop]: Abstraction has 13068 states and 17745 transitions. [2019-10-02 23:13:52,139 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 23:13:52,139 INFO L276 IsEmpty]: Start isEmpty. Operand 13068 states and 17745 transitions. [2019-10-02 23:13:52,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-10-02 23:13:52,148 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:52,149 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:13:52,149 INFO L418 AbstractCegarLoop]: === Iteration 31 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:52,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:52,151 INFO L82 PathProgramCache]: Analyzing trace with hash -787902890, now seen corresponding path program 1 times [2019-10-02 23:13:52,151 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:52,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:52,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:52,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:52,179 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:52,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:52,648 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-02 23:13:52,648 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:52,649 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 23:13:52,649 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:52,649 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 23:13:52,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 23:13:52,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 23:13:52,650 INFO L87 Difference]: Start difference. First operand 13068 states and 17745 transitions. Second operand 5 states. [2019-10-02 23:13:52,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:52,825 INFO L93 Difference]: Finished difference Result 13075 states and 17752 transitions. [2019-10-02 23:13:52,826 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 23:13:52,826 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 206 [2019-10-02 23:13:52,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:52,877 INFO L225 Difference]: With dead ends: 13075 [2019-10-02 23:13:52,878 INFO L226 Difference]: Without dead ends: 13075 [2019-10-02 23:13:52,878 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 [2019-10-02 23:13:52,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13075 states. [2019-10-02 23:13:53,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13075 to 13072. [2019-10-02 23:13:53,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13072 states. [2019-10-02 23:13:53,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13072 states to 13072 states and 17749 transitions. [2019-10-02 23:13:53,113 INFO L78 Accepts]: Start accepts. Automaton has 13072 states and 17749 transitions. Word has length 206 [2019-10-02 23:13:53,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:53,114 INFO L475 AbstractCegarLoop]: Abstraction has 13072 states and 17749 transitions. [2019-10-02 23:13:53,114 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 23:13:53,114 INFO L276 IsEmpty]: Start isEmpty. Operand 13072 states and 17749 transitions. [2019-10-02 23:13:53,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-10-02 23:13:53,124 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:53,125 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 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] [2019-10-02 23:13:53,125 INFO L418 AbstractCegarLoop]: === Iteration 32 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:53,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:53,125 INFO L82 PathProgramCache]: Analyzing trace with hash -921249716, now seen corresponding path program 1 times [2019-10-02 23:13:53,125 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:53,149 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:53,149 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:53,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:53,150 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:53,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:53,601 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-02 23:13:53,601 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:53,602 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:13:53,602 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:53,602 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:13:53,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:13:53,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:13:53,603 INFO L87 Difference]: Start difference. First operand 13072 states and 17749 transitions. Second operand 3 states. [2019-10-02 23:13:53,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:53,753 INFO L93 Difference]: Finished difference Result 13074 states and 17751 transitions. [2019-10-02 23:13:53,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:13:53,754 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 205 [2019-10-02 23:13:53,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:53,805 INFO L225 Difference]: With dead ends: 13074 [2019-10-02 23:13:53,805 INFO L226 Difference]: Without dead ends: 13074 [2019-10-02 23:13:53,805 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 [2019-10-02 23:13:53,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13074 states. [2019-10-02 23:13:54,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13074 to 13074. [2019-10-02 23:13:54,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13074 states. [2019-10-02 23:13:54,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13074 states to 13074 states and 17751 transitions. [2019-10-02 23:13:54,135 INFO L78 Accepts]: Start accepts. Automaton has 13074 states and 17751 transitions. Word has length 205 [2019-10-02 23:13:54,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:54,136 INFO L475 AbstractCegarLoop]: Abstraction has 13074 states and 17751 transitions. [2019-10-02 23:13:54,136 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:13:54,136 INFO L276 IsEmpty]: Start isEmpty. Operand 13074 states and 17751 transitions. [2019-10-02 23:13:54,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-10-02 23:13:54,152 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:54,153 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:13:54,153 INFO L418 AbstractCegarLoop]: === Iteration 33 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:54,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:54,153 INFO L82 PathProgramCache]: Analyzing trace with hash 1238664010, now seen corresponding path program 1 times [2019-10-02 23:13:54,154 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:54,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:54,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:54,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:54,192 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:54,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:54,614 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-02 23:13:54,616 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:54,617 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:13:54,617 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:54,620 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:13:54,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:13:54,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:13:54,621 INFO L87 Difference]: Start difference. First operand 13074 states and 17751 transitions. Second operand 3 states. [2019-10-02 23:13:54,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:54,768 INFO L93 Difference]: Finished difference Result 13086 states and 17767 transitions. [2019-10-02 23:13:54,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:13:54,769 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 192 [2019-10-02 23:13:54,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:54,819 INFO L225 Difference]: With dead ends: 13086 [2019-10-02 23:13:54,819 INFO L226 Difference]: Without dead ends: 13086 [2019-10-02 23:13:54,821 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 [2019-10-02 23:13:54,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13086 states. [2019-10-02 23:13:55,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13086 to 13076. [2019-10-02 23:13:55,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13076 states. [2019-10-02 23:13:55,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13076 states to 13076 states and 17753 transitions. [2019-10-02 23:13:55,171 INFO L78 Accepts]: Start accepts. Automaton has 13076 states and 17753 transitions. Word has length 192 [2019-10-02 23:13:55,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:55,172 INFO L475 AbstractCegarLoop]: Abstraction has 13076 states and 17753 transitions. [2019-10-02 23:13:55,172 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:13:55,172 INFO L276 IsEmpty]: Start isEmpty. Operand 13076 states and 17753 transitions. [2019-10-02 23:13:55,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-10-02 23:13:55,191 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:55,192 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 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] [2019-10-02 23:13:55,192 INFO L418 AbstractCegarLoop]: === Iteration 34 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:55,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:55,192 INFO L82 PathProgramCache]: Analyzing trace with hash -82216054, now seen corresponding path program 1 times [2019-10-02 23:13:55,193 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:55,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:55,220 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:55,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:55,220 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:55,766 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-02 23:13:55,767 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:55,767 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:13:55,767 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:55,768 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:13:55,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:13:55,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:55,768 INFO L87 Difference]: Start difference. First operand 13076 states and 17753 transitions. Second operand 7 states. [2019-10-02 23:13:55,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:55,925 INFO L93 Difference]: Finished difference Result 13067 states and 17739 transitions. [2019-10-02 23:13:55,926 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:13:55,926 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 205 [2019-10-02 23:13:55,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:55,968 INFO L225 Difference]: With dead ends: 13067 [2019-10-02 23:13:55,968 INFO L226 Difference]: Without dead ends: 13067 [2019-10-02 23:13:55,969 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:55,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13067 states. [2019-10-02 23:13:56,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13067 to 13065. [2019-10-02 23:13:56,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13065 states. [2019-10-02 23:13:56,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13065 states to 13065 states and 17737 transitions. [2019-10-02 23:13:56,184 INFO L78 Accepts]: Start accepts. Automaton has 13065 states and 17737 transitions. Word has length 205 [2019-10-02 23:13:56,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:56,185 INFO L475 AbstractCegarLoop]: Abstraction has 13065 states and 17737 transitions. [2019-10-02 23:13:56,185 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:13:56,185 INFO L276 IsEmpty]: Start isEmpty. Operand 13065 states and 17737 transitions. [2019-10-02 23:13:56,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-10-02 23:13:56,196 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:56,196 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:13:56,196 INFO L418 AbstractCegarLoop]: === Iteration 35 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:56,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:56,196 INFO L82 PathProgramCache]: Analyzing trace with hash 1425709507, now seen corresponding path program 1 times [2019-10-02 23:13:56,196 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:56,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:56,221 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:56,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:56,222 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:56,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:56,651 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-02 23:13:56,651 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:56,652 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:13:56,652 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:56,652 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:13:56,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:13:56,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:13:56,653 INFO L87 Difference]: Start difference. First operand 13065 states and 17737 transitions. Second operand 3 states. [2019-10-02 23:13:56,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:56,780 INFO L93 Difference]: Finished difference Result 13067 states and 17739 transitions. [2019-10-02 23:13:56,780 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:13:56,781 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 197 [2019-10-02 23:13:56,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:56,828 INFO L225 Difference]: With dead ends: 13067 [2019-10-02 23:13:56,828 INFO L226 Difference]: Without dead ends: 13067 [2019-10-02 23:13:56,828 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 [2019-10-02 23:13:56,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13067 states. [2019-10-02 23:13:57,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13067 to 13067. [2019-10-02 23:13:57,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13067 states. [2019-10-02 23:13:57,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13067 states to 13067 states and 17739 transitions. [2019-10-02 23:13:57,153 INFO L78 Accepts]: Start accepts. Automaton has 13067 states and 17739 transitions. Word has length 197 [2019-10-02 23:13:57,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:57,153 INFO L475 AbstractCegarLoop]: Abstraction has 13067 states and 17739 transitions. [2019-10-02 23:13:57,153 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:13:57,153 INFO L276 IsEmpty]: Start isEmpty. Operand 13067 states and 17739 transitions. [2019-10-02 23:13:57,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-10-02 23:13:57,164 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:57,164 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:13:57,164 INFO L418 AbstractCegarLoop]: === Iteration 36 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:57,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:57,164 INFO L82 PathProgramCache]: Analyzing trace with hash 802427905, now seen corresponding path program 1 times [2019-10-02 23:13:57,164 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:57,189 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:57,189 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:57,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:57,190 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:57,886 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-02 23:13:57,886 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:57,886 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:13:57,886 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:57,887 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:13:57,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:13:57,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:57,891 INFO L87 Difference]: Start difference. First operand 13067 states and 17739 transitions. Second operand 7 states. [2019-10-02 23:13:58,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:58,506 INFO L93 Difference]: Finished difference Result 13041 states and 17698 transitions. [2019-10-02 23:13:58,507 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:13:58,507 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 197 [2019-10-02 23:13:58,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:58,558 INFO L225 Difference]: With dead ends: 13041 [2019-10-02 23:13:58,558 INFO L226 Difference]: Without dead ends: 13041 [2019-10-02 23:13:58,560 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:58,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13041 states. [2019-10-02 23:13:58,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13041 to 13039. [2019-10-02 23:13:58,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13039 states. [2019-10-02 23:13:58,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13039 states to 13039 states and 17696 transitions. [2019-10-02 23:13:58,817 INFO L78 Accepts]: Start accepts. Automaton has 13039 states and 17696 transitions. Word has length 197 [2019-10-02 23:13:58,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:58,818 INFO L475 AbstractCegarLoop]: Abstraction has 13039 states and 17696 transitions. [2019-10-02 23:13:58,818 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:13:58,818 INFO L276 IsEmpty]: Start isEmpty. Operand 13039 states and 17696 transitions. [2019-10-02 23:13:58,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-10-02 23:13:58,829 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:58,829 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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] [2019-10-02 23:13:58,829 INFO L418 AbstractCegarLoop]: === Iteration 37 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:58,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:58,830 INFO L82 PathProgramCache]: Analyzing trace with hash 1416937051, now seen corresponding path program 1 times [2019-10-02 23:13:58,830 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:58,856 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:58,856 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:58,857 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:58,857 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:13:59,254 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-02 23:13:59,254 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:13:59,254 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:13:59,254 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:13:59,255 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:13:59,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:13:59,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:59,256 INFO L87 Difference]: Start difference. First operand 13039 states and 17696 transitions. Second operand 7 states. [2019-10-02 23:13:59,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:13:59,390 INFO L93 Difference]: Finished difference Result 13026 states and 17675 transitions. [2019-10-02 23:13:59,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:13:59,390 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 197 [2019-10-02 23:13:59,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:13:59,430 INFO L225 Difference]: With dead ends: 13026 [2019-10-02 23:13:59,430 INFO L226 Difference]: Without dead ends: 13026 [2019-10-02 23:13:59,432 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:13:59,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13026 states. [2019-10-02 23:13:59,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13026 to 13024. [2019-10-02 23:13:59,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13024 states. [2019-10-02 23:13:59,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13024 states to 13024 states and 17673 transitions. [2019-10-02 23:13:59,648 INFO L78 Accepts]: Start accepts. Automaton has 13024 states and 17673 transitions. Word has length 197 [2019-10-02 23:13:59,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:13:59,648 INFO L475 AbstractCegarLoop]: Abstraction has 13024 states and 17673 transitions. [2019-10-02 23:13:59,648 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:13:59,648 INFO L276 IsEmpty]: Start isEmpty. Operand 13024 states and 17673 transitions. [2019-10-02 23:13:59,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-10-02 23:13:59,660 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:13:59,660 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:13:59,660 INFO L418 AbstractCegarLoop]: === Iteration 38 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:13:59,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:13:59,660 INFO L82 PathProgramCache]: Analyzing trace with hash 151607453, now seen corresponding path program 1 times [2019-10-02 23:13:59,661 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:13:59,684 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:59,684 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:13:59,684 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:13:59,684 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:13:59,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:14:00,034 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-02 23:14:00,035 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:14:00,035 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:14:00,035 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:14:00,035 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:14:00,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:14:00,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:14:00,036 INFO L87 Difference]: Start difference. First operand 13024 states and 17673 transitions. Second operand 3 states. [2019-10-02 23:14:00,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:14:00,152 INFO L93 Difference]: Finished difference Result 13026 states and 17675 transitions. [2019-10-02 23:14:00,153 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:14:00,153 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 207 [2019-10-02 23:14:00,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:14:00,186 INFO L225 Difference]: With dead ends: 13026 [2019-10-02 23:14:00,187 INFO L226 Difference]: Without dead ends: 13026 [2019-10-02 23:14:00,187 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 [2019-10-02 23:14:00,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13026 states. [2019-10-02 23:14:00,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13026 to 13026. [2019-10-02 23:14:00,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13026 states. [2019-10-02 23:14:00,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13026 states to 13026 states and 17675 transitions. [2019-10-02 23:14:00,404 INFO L78 Accepts]: Start accepts. Automaton has 13026 states and 17675 transitions. Word has length 207 [2019-10-02 23:14:00,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:14:00,406 INFO L475 AbstractCegarLoop]: Abstraction has 13026 states and 17675 transitions. [2019-10-02 23:14:00,407 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:14:00,407 INFO L276 IsEmpty]: Start isEmpty. Operand 13026 states and 17675 transitions. [2019-10-02 23:14:00,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-10-02 23:14:00,424 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:14:00,424 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:14:00,424 INFO L418 AbstractCegarLoop]: === Iteration 39 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:14:00,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:14:00,425 INFO L82 PathProgramCache]: Analyzing trace with hash -1806967333, now seen corresponding path program 1 times [2019-10-02 23:14:00,425 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:14:00,459 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:00,459 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:14:00,459 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:00,459 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:14:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:14:01,004 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-02 23:14:01,005 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:14:01,005 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:14:01,005 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:14:01,006 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:14:01,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:14:01,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:14:01,006 INFO L87 Difference]: Start difference. First operand 13026 states and 17675 transitions. Second operand 7 states. [2019-10-02 23:14:01,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:14:01,175 INFO L93 Difference]: Finished difference Result 12912 states and 17516 transitions. [2019-10-02 23:14:01,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:14:01,176 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 207 [2019-10-02 23:14:01,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:14:01,210 INFO L225 Difference]: With dead ends: 12912 [2019-10-02 23:14:01,210 INFO L226 Difference]: Without dead ends: 12912 [2019-10-02 23:14:01,210 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:14:01,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12912 states. [2019-10-02 23:14:01,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12912 to 12908. [2019-10-02 23:14:01,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12908 states. [2019-10-02 23:14:01,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12908 states to 12908 states and 17512 transitions. [2019-10-02 23:14:01,426 INFO L78 Accepts]: Start accepts. Automaton has 12908 states and 17512 transitions. Word has length 207 [2019-10-02 23:14:01,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:14:01,426 INFO L475 AbstractCegarLoop]: Abstraction has 12908 states and 17512 transitions. [2019-10-02 23:14:01,426 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:14:01,426 INFO L276 IsEmpty]: Start isEmpty. Operand 12908 states and 17512 transitions. [2019-10-02 23:14:01,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2019-10-02 23:14:01,441 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:14:01,442 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:14:01,442 INFO L418 AbstractCegarLoop]: === Iteration 40 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:14:01,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:14:01,442 INFO L82 PathProgramCache]: Analyzing trace with hash 1554831074, now seen corresponding path program 1 times [2019-10-02 23:14:01,442 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:14:01,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:01,469 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:14:01,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:01,469 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:14:01,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:14:01,798 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-02 23:14:01,798 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:14:01,798 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:14:01,798 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:14:01,798 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:14:01,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:14:01,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:14:01,799 INFO L87 Difference]: Start difference. First operand 12908 states and 17512 transitions. Second operand 3 states. [2019-10-02 23:14:01,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:14:01,881 INFO L93 Difference]: Finished difference Result 12909 states and 17513 transitions. [2019-10-02 23:14:01,882 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:14:01,882 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 268 [2019-10-02 23:14:01,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:14:01,916 INFO L225 Difference]: With dead ends: 12909 [2019-10-02 23:14:01,916 INFO L226 Difference]: Without dead ends: 12909 [2019-10-02 23:14:01,917 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 [2019-10-02 23:14:01,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12909 states. [2019-10-02 23:14:02,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12909 to 12909. [2019-10-02 23:14:02,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12909 states. [2019-10-02 23:14:02,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12909 states to 12909 states and 17513 transitions. [2019-10-02 23:14:02,131 INFO L78 Accepts]: Start accepts. Automaton has 12909 states and 17513 transitions. Word has length 268 [2019-10-02 23:14:02,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:14:02,131 INFO L475 AbstractCegarLoop]: Abstraction has 12909 states and 17513 transitions. [2019-10-02 23:14:02,131 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:14:02,131 INFO L276 IsEmpty]: Start isEmpty. Operand 12909 states and 17513 transitions. [2019-10-02 23:14:02,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-10-02 23:14:02,144 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:14:02,145 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:14:02,145 INFO L418 AbstractCegarLoop]: === Iteration 41 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:14:02,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:14:02,145 INFO L82 PathProgramCache]: Analyzing trace with hash 131040317, now seen corresponding path program 1 times [2019-10-02 23:14:02,146 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:14:02,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:02,170 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:14:02,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:02,170 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:14:02,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:14:02,608 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-10-02 23:14:02,609 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:14:02,609 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:14:02,609 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:14:02,610 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:14:02,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:14:02,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:14:02,611 INFO L87 Difference]: Start difference. First operand 12909 states and 17513 transitions. Second operand 7 states. [2019-10-02 23:14:02,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:14:02,782 INFO L93 Difference]: Finished difference Result 12890 states and 17481 transitions. [2019-10-02 23:14:02,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:14:02,782 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 270 [2019-10-02 23:14:02,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:14:02,815 INFO L225 Difference]: With dead ends: 12890 [2019-10-02 23:14:02,816 INFO L226 Difference]: Without dead ends: 12890 [2019-10-02 23:14:02,816 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:14:02,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12890 states. [2019-10-02 23:14:03,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12890 to 12888. [2019-10-02 23:14:03,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12888 states. [2019-10-02 23:14:03,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12888 states to 12888 states and 17479 transitions. [2019-10-02 23:14:03,160 INFO L78 Accepts]: Start accepts. Automaton has 12888 states and 17479 transitions. Word has length 270 [2019-10-02 23:14:03,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:14:03,160 INFO L475 AbstractCegarLoop]: Abstraction has 12888 states and 17479 transitions. [2019-10-02 23:14:03,160 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:14:03,160 INFO L276 IsEmpty]: Start isEmpty. Operand 12888 states and 17479 transitions. [2019-10-02 23:14:03,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-10-02 23:14:03,175 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:14:03,175 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:14:03,176 INFO L418 AbstractCegarLoop]: === Iteration 42 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:14:03,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:14:03,176 INFO L82 PathProgramCache]: Analyzing trace with hash 976507272, now seen corresponding path program 1 times [2019-10-02 23:14:03,176 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:14:03,202 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:03,203 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:14:03,203 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:03,203 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:14:03,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:14:03,594 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-02 23:14:03,594 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:14:03,595 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:14:03,595 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:14:03,595 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:14:03,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:14:03,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:14:03,596 INFO L87 Difference]: Start difference. First operand 12888 states and 17479 transitions. Second operand 7 states. [2019-10-02 23:14:03,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:14:03,972 INFO L93 Difference]: Finished difference Result 12886 states and 17474 transitions. [2019-10-02 23:14:03,972 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:14:03,972 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 225 [2019-10-02 23:14:03,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:14:04,006 INFO L225 Difference]: With dead ends: 12886 [2019-10-02 23:14:04,006 INFO L226 Difference]: Without dead ends: 12886 [2019-10-02 23:14:04,007 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:14:04,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12886 states. [2019-10-02 23:14:04,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12886 to 12884. [2019-10-02 23:14:04,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12884 states. [2019-10-02 23:14:04,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12884 states to 12884 states and 17472 transitions. [2019-10-02 23:14:04,218 INFO L78 Accepts]: Start accepts. Automaton has 12884 states and 17472 transitions. Word has length 225 [2019-10-02 23:14:04,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:14:04,218 INFO L475 AbstractCegarLoop]: Abstraction has 12884 states and 17472 transitions. [2019-10-02 23:14:04,218 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:14:04,218 INFO L276 IsEmpty]: Start isEmpty. Operand 12884 states and 17472 transitions. [2019-10-02 23:14:04,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2019-10-02 23:14:04,230 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:14:04,231 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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] [2019-10-02 23:14:04,231 INFO L418 AbstractCegarLoop]: === Iteration 43 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:14:04,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:14:04,231 INFO L82 PathProgramCache]: Analyzing trace with hash -1279265143, now seen corresponding path program 1 times [2019-10-02 23:14:04,231 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:14:04,255 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:04,256 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:14:04,256 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:04,256 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:14:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:14:04,638 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-02 23:14:04,639 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:14:04,639 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:14:04,639 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:14:04,640 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:14:04,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:14:04,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:14:04,640 INFO L87 Difference]: Start difference. First operand 12884 states and 17472 transitions. Second operand 3 states. [2019-10-02 23:14:04,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:14:04,781 INFO L93 Difference]: Finished difference Result 12886 states and 17474 transitions. [2019-10-02 23:14:04,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:14:04,782 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 266 [2019-10-02 23:14:04,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:14:04,835 INFO L225 Difference]: With dead ends: 12886 [2019-10-02 23:14:04,835 INFO L226 Difference]: Without dead ends: 12886 [2019-10-02 23:14:04,835 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 [2019-10-02 23:14:04,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12886 states. [2019-10-02 23:14:05,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12886 to 12886. [2019-10-02 23:14:05,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12886 states. [2019-10-02 23:14:05,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12886 states to 12886 states and 17474 transitions. [2019-10-02 23:14:05,101 INFO L78 Accepts]: Start accepts. Automaton has 12886 states and 17474 transitions. Word has length 266 [2019-10-02 23:14:05,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:14:05,101 INFO L475 AbstractCegarLoop]: Abstraction has 12886 states and 17474 transitions. [2019-10-02 23:14:05,101 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:14:05,101 INFO L276 IsEmpty]: Start isEmpty. Operand 12886 states and 17474 transitions. [2019-10-02 23:14:05,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2019-10-02 23:14:05,113 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:14:05,113 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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] [2019-10-02 23:14:05,113 INFO L418 AbstractCegarLoop]: === Iteration 44 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:14:05,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:14:05,113 INFO L82 PathProgramCache]: Analyzing trace with hash -1077441209, now seen corresponding path program 1 times [2019-10-02 23:14:05,114 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:14:05,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:05,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:14:05,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:05,137 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:14:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:14:05,516 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-02 23:14:05,517 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:14:05,517 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:14:05,517 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:14:05,518 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:14:05,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:14:05,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:14:05,518 INFO L87 Difference]: Start difference. First operand 12886 states and 17474 transitions. Second operand 7 states. [2019-10-02 23:14:05,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:14:05,651 INFO L93 Difference]: Finished difference Result 12883 states and 17467 transitions. [2019-10-02 23:14:05,651 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:14:05,651 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 266 [2019-10-02 23:14:05,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:14:05,684 INFO L225 Difference]: With dead ends: 12883 [2019-10-02 23:14:05,684 INFO L226 Difference]: Without dead ends: 12883 [2019-10-02 23:14:05,685 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:14:05,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12883 states. [2019-10-02 23:14:05,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12883 to 12881. [2019-10-02 23:14:05,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12881 states. [2019-10-02 23:14:05,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12881 states to 12881 states and 17465 transitions. [2019-10-02 23:14:05,892 INFO L78 Accepts]: Start accepts. Automaton has 12881 states and 17465 transitions. Word has length 266 [2019-10-02 23:14:05,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:14:05,892 INFO L475 AbstractCegarLoop]: Abstraction has 12881 states and 17465 transitions. [2019-10-02 23:14:05,892 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:14:05,893 INFO L276 IsEmpty]: Start isEmpty. Operand 12881 states and 17465 transitions. [2019-10-02 23:14:05,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2019-10-02 23:14:05,906 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:14:05,906 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 23:14:05,906 INFO L418 AbstractCegarLoop]: === Iteration 45 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:14:05,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:14:05,907 INFO L82 PathProgramCache]: Analyzing trace with hash 1627472841, now seen corresponding path program 1 times [2019-10-02 23:14:05,907 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:14:05,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:05,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:14:05,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:05,929 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:14:06,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:14:06,373 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-10-02 23:14:06,373 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:14:06,373 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:14:06,373 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:14:06,374 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:14:06,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:14:06,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:14:06,375 INFO L87 Difference]: Start difference. First operand 12881 states and 17465 transitions. Second operand 3 states. [2019-10-02 23:14:06,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:14:06,498 INFO L93 Difference]: Finished difference Result 12883 states and 17467 transitions. [2019-10-02 23:14:06,499 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:14:06,499 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 298 [2019-10-02 23:14:06,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:14:06,541 INFO L225 Difference]: With dead ends: 12883 [2019-10-02 23:14:06,541 INFO L226 Difference]: Without dead ends: 12883 [2019-10-02 23:14:06,541 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 [2019-10-02 23:14:06,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12883 states. [2019-10-02 23:14:06,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12883 to 12883. [2019-10-02 23:14:06,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12883 states. [2019-10-02 23:14:06,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12883 states to 12883 states and 17467 transitions. [2019-10-02 23:14:06,758 INFO L78 Accepts]: Start accepts. Automaton has 12883 states and 17467 transitions. Word has length 298 [2019-10-02 23:14:06,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:14:06,758 INFO L475 AbstractCegarLoop]: Abstraction has 12883 states and 17467 transitions. [2019-10-02 23:14:06,758 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:14:06,759 INFO L276 IsEmpty]: Start isEmpty. Operand 12883 states and 17467 transitions. [2019-10-02 23:14:06,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2019-10-02 23:14:06,772 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:14:06,772 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 23:14:06,772 INFO L418 AbstractCegarLoop]: === Iteration 46 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:14:06,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:14:06,773 INFO L82 PathProgramCache]: Analyzing trace with hash 223603655, now seen corresponding path program 1 times [2019-10-02 23:14:06,773 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:14:06,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:06,798 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:14:06,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:06,798 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:14:06,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:14:07,200 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-10-02 23:14:07,200 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:14:07,200 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 23:14:07,200 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:14:07,201 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 23:14:07,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 23:14:07,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 23:14:07,202 INFO L87 Difference]: Start difference. First operand 12883 states and 17467 transitions. Second operand 5 states. [2019-10-02 23:14:07,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:14:07,505 INFO L93 Difference]: Finished difference Result 12909 states and 17507 transitions. [2019-10-02 23:14:07,505 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 23:14:07,505 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 298 [2019-10-02 23:14:07,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:14:07,531 INFO L225 Difference]: With dead ends: 12909 [2019-10-02 23:14:07,531 INFO L226 Difference]: Without dead ends: 12909 [2019-10-02 23:14:07,531 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 [2019-10-02 23:14:07,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12909 states. [2019-10-02 23:14:07,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12909 to 12900. [2019-10-02 23:14:07,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12900 states. [2019-10-02 23:14:07,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12900 states to 12900 states and 17491 transitions. [2019-10-02 23:14:07,728 INFO L78 Accepts]: Start accepts. Automaton has 12900 states and 17491 transitions. Word has length 298 [2019-10-02 23:14:07,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:14:07,728 INFO L475 AbstractCegarLoop]: Abstraction has 12900 states and 17491 transitions. [2019-10-02 23:14:07,728 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 23:14:07,728 INFO L276 IsEmpty]: Start isEmpty. Operand 12900 states and 17491 transitions. [2019-10-02 23:14:07,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2019-10-02 23:14:07,741 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:14:07,742 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 23:14:07,742 INFO L418 AbstractCegarLoop]: === Iteration 47 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:14:07,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:14:07,742 INFO L82 PathProgramCache]: Analyzing trace with hash 1332418854, now seen corresponding path program 1 times [2019-10-02 23:14:07,742 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:14:07,765 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:07,765 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:14:07,765 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:07,766 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:14:07,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:14:08,185 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-10-02 23:14:08,186 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:14:08,186 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:14:08,186 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:14:08,186 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:14:08,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:14:08,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:14:08,187 INFO L87 Difference]: Start difference. First operand 12900 states and 17491 transitions. Second operand 7 states. [2019-10-02 23:14:08,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:14:08,325 INFO L93 Difference]: Finished difference Result 12887 states and 17469 transitions. [2019-10-02 23:14:08,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:14:08,326 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 298 [2019-10-02 23:14:08,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:14:08,359 INFO L225 Difference]: With dead ends: 12887 [2019-10-02 23:14:08,359 INFO L226 Difference]: Without dead ends: 12887 [2019-10-02 23:14:08,360 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:14:08,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12887 states. [2019-10-02 23:14:08,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12887 to 12885. [2019-10-02 23:14:08,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12885 states. [2019-10-02 23:14:08,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12885 states to 12885 states and 17467 transitions. [2019-10-02 23:14:08,571 INFO L78 Accepts]: Start accepts. Automaton has 12885 states and 17467 transitions. Word has length 298 [2019-10-02 23:14:08,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:14:08,572 INFO L475 AbstractCegarLoop]: Abstraction has 12885 states and 17467 transitions. [2019-10-02 23:14:08,572 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:14:08,572 INFO L276 IsEmpty]: Start isEmpty. Operand 12885 states and 17467 transitions. [2019-10-02 23:14:08,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2019-10-02 23:14:08,587 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:14:08,587 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 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] [2019-10-02 23:14:08,587 INFO L418 AbstractCegarLoop]: === Iteration 48 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:14:08,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:14:08,587 INFO L82 PathProgramCache]: Analyzing trace with hash 2064933096, now seen corresponding path program 1 times [2019-10-02 23:14:08,588 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:14:08,613 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:08,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:14:08,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:08,614 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:14:08,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:14:08,994 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-10-02 23:14:08,995 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:14:08,995 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:14:08,995 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:14:08,995 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:14:08,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:14:08,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:14:08,996 INFO L87 Difference]: Start difference. First operand 12885 states and 17467 transitions. Second operand 7 states. [2019-10-02 23:14:09,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:14:09,130 INFO L93 Difference]: Finished difference Result 12885 states and 17464 transitions. [2019-10-02 23:14:09,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:14:09,131 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 299 [2019-10-02 23:14:09,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:14:09,166 INFO L225 Difference]: With dead ends: 12885 [2019-10-02 23:14:09,166 INFO L226 Difference]: Without dead ends: 12885 [2019-10-02 23:14:09,167 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:14:09,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12885 states. [2019-10-02 23:14:09,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12885 to 12883. [2019-10-02 23:14:09,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12883 states. [2019-10-02 23:14:09,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12883 states to 12883 states and 17462 transitions. [2019-10-02 23:14:09,392 INFO L78 Accepts]: Start accepts. Automaton has 12883 states and 17462 transitions. Word has length 299 [2019-10-02 23:14:09,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:14:09,392 INFO L475 AbstractCegarLoop]: Abstraction has 12883 states and 17462 transitions. [2019-10-02 23:14:09,392 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:14:09,392 INFO L276 IsEmpty]: Start isEmpty. Operand 12883 states and 17462 transitions. [2019-10-02 23:14:09,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2019-10-02 23:14:09,407 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:14:09,407 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:14:09,407 INFO L418 AbstractCegarLoop]: === Iteration 49 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:14:09,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:14:09,407 INFO L82 PathProgramCache]: Analyzing trace with hash 1501043335, now seen corresponding path program 1 times [2019-10-02 23:14:09,408 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:14:09,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:09,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:14:09,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:09,440 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:14:09,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:14:09,860 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-10-02 23:14:09,861 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:14:09,861 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:14:09,861 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:14:09,861 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:14:09,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:14:09,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:14:09,862 INFO L87 Difference]: Start difference. First operand 12883 states and 17462 transitions. Second operand 7 states. [2019-10-02 23:14:09,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:14:09,997 INFO L93 Difference]: Finished difference Result 12870 states and 17442 transitions. [2019-10-02 23:14:09,997 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:14:09,997 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 278 [2019-10-02 23:14:09,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:14:10,047 INFO L225 Difference]: With dead ends: 12870 [2019-10-02 23:14:10,047 INFO L226 Difference]: Without dead ends: 12870 [2019-10-02 23:14:10,048 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:14:10,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12870 states. [2019-10-02 23:14:10,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12870 to 12868. [2019-10-02 23:14:10,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12868 states. [2019-10-02 23:14:10,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12868 states to 12868 states and 17440 transitions. [2019-10-02 23:14:10,340 INFO L78 Accepts]: Start accepts. Automaton has 12868 states and 17440 transitions. Word has length 278 [2019-10-02 23:14:10,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:14:10,340 INFO L475 AbstractCegarLoop]: Abstraction has 12868 states and 17440 transitions. [2019-10-02 23:14:10,340 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:14:10,340 INFO L276 IsEmpty]: Start isEmpty. Operand 12868 states and 17440 transitions. [2019-10-02 23:14:10,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2019-10-02 23:14:10,354 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:14:10,355 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:14:10,355 INFO L418 AbstractCegarLoop]: === Iteration 50 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:14:10,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:14:10,355 INFO L82 PathProgramCache]: Analyzing trace with hash -1827318239, now seen corresponding path program 1 times [2019-10-02 23:14:10,356 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:14:10,380 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:10,380 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:14:10,380 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:14:10,380 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:14:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:14:10,653 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2019-10-02 23:14:10,653 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 23:14:10,653 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-02 23:14:10,654 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 292 with the following transitions: [2019-10-02 23:14:10,658 INFO L207 CegarAbsIntRunner]: [86], [88], [89], [217], [219], [224], [232], [235], [240], [242], [247], [249], [252], [997], [1284], [1286], [1289], [1293], [1295], [1298], [1302], [1909], [1911], [1912], [2694], [2695], [2812], [2817], [2819], [2946], [2949], [2951], [2954], [2957], [2958], [2959], [2966], [2969], [2973], [2974], [3032], [3034], [3037], [3076], [3089], [3091], [3094], [3100], [3102], [3122], [3124], [3125], [3126], [3129], [3135], [3149], [3432], [3435], [3439], [3441], [3443], [3447], [3449], [3452], [3455], [3458], [3461], [3495], [3496], [4377], [4379], [4382], [4401], [5161], [5165], [5170], [5172], [5192], [5212], [5220], [5227], [5235], [5243], [5251], [5259], [5267], [5275], [5283], [5291], [5299], [5306], [5314], [5322], [5329], [5349], [5363], [5372], [5375], [5412], [5415], [5907], [5914], [5916], [5922], [5929], [5934], [5936], [6968], [6969], [7264], [7267], [7286], [7421], [7423], [7425], [7428], [7430], [8366], [8367], [8678], [8680], [8682], [8685], [8689], [8692], [8696], [8699], [8730], [8732], [8737], [8739], [8747], [8749], [8754], [8766], [8768], [8771], [8800], [9101], [9436], [9442], [9443], [9506], [9509], [9605], [9606], [10129], [10131], [10134], [10147], [10148], [10410], [10411], [10645], [10648], [10653], [10654], [11052], [11053], [11110], [11141], [11142], [11166], [11199], [11214], [11216], [11217], [11438], [11439], [11544], [11546], [11547], [12317], [12318], [12591], [12592], [13121], [13122], [13208], [13210], [13212], [13213], [13381], [13383], [13521], [13523], [13526], [13531], [13534], [13546], [13595], [13597], [13599], [13600], [13982], [13983], [14028], [14029], [14032], [14033], [14034], [14035], [14036], [14037], [14088], [14278], [14376], [14377], [14378], [14379], [14380], [14381], [14382], [14383], [14384], [14385], [14386], [14387], [14388], [14558], [14559], [14818], [14842], [14843], [14880], [14881], [14894], [14895], [14972], [14973], [14974], [14975], [15232], [15233], [15444], [15445], [15446], [15447], [15448], [15449], [15536], [15537], [15538], [15642], [15643], [15644], [16148], [16149], [16150], [16151], [16372], [16373], [16374], [16566], [16567], [16568], [16569], [16572], [16573], [16834], [16996], [16997], [17108], [17109], [17328], [17329], [17898], [17899], [17900], [17901], [17952], [17953], [17954], [17996], [17997], [17998], [17999], [18020], [18021], [18022], [18023] [2019-10-02 23:14:10,786 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-02 23:14:10,787 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-02 23:14:11,172 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-02 23:14:11,174 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 484 root evaluator evaluations with a maximum evaluation depth of 0. Performed 484 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 1056 variables. [2019-10-02 23:14:11,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:14:11,180 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-02 23:14:11,284 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-02 23:14:11,284 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-02 23:14:11,291 INFO L420 sIntCurrentIteration]: We unified 290 AI predicates to 290 [2019-10-02 23:14:11,291 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-02 23:14:11,295 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:14:11,295 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-02 23:14:11,295 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:14:11,299 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-02 23:14:11,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-02 23:14:11,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 23:14:11,300 INFO L87 Difference]: Start difference. First operand 12868 states and 17440 transitions. Second operand 2 states. [2019-10-02 23:14:11,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:14:11,301 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-02 23:14:11,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-02 23:14:11,303 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 291 [2019-10-02 23:14:11,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:14:11,304 INFO L225 Difference]: With dead ends: 2 [2019-10-02 23:14:11,304 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 23:14:11,304 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 290 GetRequests, 290 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 23:14:11,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 23:14:11,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 23:14:11,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 23:14:11,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 23:14:11,305 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 291 [2019-10-02 23:14:11,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:14:11,305 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 23:14:11,305 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-02 23:14:11,305 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 23:14:11,306 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 23:14:11,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 11:14:11 BoogieIcfgContainer [2019-10-02 23:14:11,316 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 23:14:11,324 INFO L168 Benchmark]: Toolchain (without parser) took 165020.23 ms. Allocated memory was 129.5 MB in the beginning and 2.9 GB in the end (delta: 2.8 GB). Free memory was 57.4 MB in the beginning and 655.4 MB in the end (delta: -598.0 MB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2019-10-02 23:14:11,328 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 129.5 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-02 23:14:11,329 INFO L168 Benchmark]: CACSL2BoogieTranslator took 14084.02 ms. Allocated memory was 129.5 MB in the beginning and 643.8 MB in the end (delta: 514.3 MB). Free memory was 57.2 MB in the beginning and 265.0 MB in the end (delta: -207.8 MB). Peak memory consumption was 453.3 MB. Max. memory is 7.1 GB. [2019-10-02 23:14:11,330 INFO L168 Benchmark]: Boogie Preprocessor took 1011.23 ms. Allocated memory was 643.8 MB in the beginning and 780.7 MB in the end (delta: 136.8 MB). Free memory was 265.0 MB in the beginning and 589.7 MB in the end (delta: -324.7 MB). Peak memory consumption was 132.2 MB. Max. memory is 7.1 GB. [2019-10-02 23:14:11,331 INFO L168 Benchmark]: RCFGBuilder took 42628.36 ms. Allocated memory was 780.7 MB in the beginning and 1.6 GB in the end (delta: 794.3 MB). Free memory was 589.7 MB in the beginning and 970.7 MB in the end (delta: -381.0 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2019-10-02 23:14:11,332 INFO L168 Benchmark]: TraceAbstraction took 107286.53 ms. Allocated memory was 1.6 GB in the beginning and 2.9 GB in the end (delta: 1.4 GB). Free memory was 970.7 MB in the beginning and 655.4 MB in the end (delta: 315.3 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2019-10-02 23:14:11,337 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 129.5 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 14084.02 ms. Allocated memory was 129.5 MB in the beginning and 643.8 MB in the end (delta: 514.3 MB). Free memory was 57.2 MB in the beginning and 265.0 MB in the end (delta: -207.8 MB). Peak memory consumption was 453.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 1011.23 ms. Allocated memory was 643.8 MB in the beginning and 780.7 MB in the end (delta: 136.8 MB). Free memory was 265.0 MB in the beginning and 589.7 MB in the end (delta: -324.7 MB). Peak memory consumption was 132.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 42628.36 ms. Allocated memory was 780.7 MB in the beginning and 1.6 GB in the end (delta: 794.3 MB). Free memory was 589.7 MB in the beginning and 970.7 MB in the end (delta: -381.0 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. * TraceAbstraction took 107286.53 ms. Allocated memory was 1.6 GB in the beginning and 2.9 GB in the end (delta: 1.4 GB). Free memory was 970.7 MB in the beginning and 655.4 MB in the end (delta: 315.3 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 21745]: 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 681 procedures, 7807 locations, 1 error locations. SAFE Result, 107.1s OverallTime, 50 OverallIterations, 3 TraceHistogramMax, 53.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 402928 SDtfs, 53667 SDslu, 1113780 SDs, 0 SdLazy, 3986 SolverSat, 65 SolverUnsat, 7 SolverUnknown, 0 SolverNotchecked, 35.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 544 GetRequests, 392 SyntacticMatches, 2 SemanticMatches, 150 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19953occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.5s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 3.5068965517241377 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 22.4s AutomataMinimizationTime, 50 MinimizatonAttempts, 391 StatesRemovedByMinimization, 35 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 4.1s SsaConstructionTime, 7.5s SatisfiabilityAnalysisTime, 14.7s InterpolantComputationTime, 8770 NumberOfCodeBlocks, 8770 NumberOfCodeBlocksAsserted, 50 NumberOfCheckSat, 8430 ConstructedInterpolants, 0 QuantifiedInterpolants, 1885697 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 49 InterpolantComputations, 49 PerfectInterpolantSequences, 661/661 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...