java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 00:50:42,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 00:50:42,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 00:50:42,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 00:50:42,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 00:50:42,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 00:50:42,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 00:50:42,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 00:50:42,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 00:50:42,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 00:50:42,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 00:50:42,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 00:50:42,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 00:50:42,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 00:50:42,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 00:50:42,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 00:50:42,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 00:50:42,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 00:50:42,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 00:50:42,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 00:50:42,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 00:50:42,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 00:50:42,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 00:50:42,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 00:50:42,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 00:50:42,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 00:50:42,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 00:50:42,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 00:50:42,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 00:50:42,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 00:50:42,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 00:50:42,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 00:50:42,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 00:50:42,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 00:50:42,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 00:50:42,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 00:50:42,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 00:50:42,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 00:50:42,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 00:50:42,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 00:50:42,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 00:50:42,215 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 00:50:42,229 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 00:50:42,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 00:50:42,230 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 00:50:42,230 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 00:50:42,231 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 00:50:42,231 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 00:50:42,231 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 00:50:42,231 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 00:50:42,232 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 00:50:42,232 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 00:50:42,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 00:50:42,233 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 00:50:42,233 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 00:50:42,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 00:50:42,233 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 00:50:42,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 00:50:42,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 00:50:42,234 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 00:50:42,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 00:50:42,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 00:50:42,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 00:50:42,235 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 00:50:42,235 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 00:50:42,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 00:50:42,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 00:50:42,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 00:50:42,236 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 00:50:42,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 00:50:42,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 00:50:42,237 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 00:50:42,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 00:50:42,277 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 00:50:42,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 00:50:42,282 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 00:50:42,282 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 00:50:42,283 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i [2019-10-03 00:50:42,356 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/762503efe/fab3ee85e3e849cdabae4139ad5a5e3c/FLAG6bcaae8c0 [2019-10-03 00:50:43,318 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 00:50:43,319 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i [2019-10-03 00:50:43,392 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/762503efe/fab3ee85e3e849cdabae4139ad5a5e3c/FLAG6bcaae8c0 [2019-10-03 00:50:43,701 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/762503efe/fab3ee85e3e849cdabae4139ad5a5e3c [2019-10-03 00:50:43,709 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 00:50:43,711 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 00:50:43,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 00:50:43,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 00:50:43,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 00:50:43,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:50:43" (1/1) ... [2019-10-03 00:50:43,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52ad35f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:43, skipping insertion in model container [2019-10-03 00:50:43,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:50:43" (1/1) ... [2019-10-03 00:50:43,731 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 00:50:43,946 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 00:50:48,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 00:50:48,301 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 00:50:48,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 00:50:49,833 INFO L192 MainTranslator]: Completed translation [2019-10-03 00:50:49,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:49 WrapperNode [2019-10-03 00:50:49,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 00:50:49,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 00:50:49,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 00:50:49,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 00:50:49,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:49" (1/1) ... [2019-10-03 00:50:49,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:49" (1/1) ... [2019-10-03 00:50:49,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:49" (1/1) ... [2019-10-03 00:50:49,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:49" (1/1) ... [2019-10-03 00:50:50,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:49" (1/1) ... [2019-10-03 00:50:50,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:49" (1/1) ... [2019-10-03 00:50:50,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:49" (1/1) ... [2019-10-03 00:50:50,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 00:50:50,555 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 00:50:50,555 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 00:50:50,556 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 00:50:50,557 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 00:50:50,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 00:50:50,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 00:50:50,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-03 00:50:50,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-03 00:50:50,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-10-03 00:50:50,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-03 00:50:50,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-03 00:50:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-03 00:50:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-03 00:50:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-03 00:50:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-03 00:50:50,664 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-03 00:50:50,664 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-03 00:50:50,665 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-03 00:50:50,665 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-03 00:50:50,666 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-03 00:50:50,666 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-03 00:50:50,667 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-03 00:50:50,667 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-10-03 00:50:50,668 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-10-03 00:50:50,668 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-03 00:50:50,668 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-03 00:50:50,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-03 00:50:50,668 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-03 00:50:50,669 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-03 00:50:50,670 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_fold [2019-10-03 00:50:50,670 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_nofold [2019-10-03 00:50:50,670 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2019-10-03 00:50:50,670 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-03 00:50:50,670 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-03 00:50:50,671 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-03 00:50:50,671 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-10-03 00:50:50,671 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-03 00:50:50,671 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-10-03 00:50:50,672 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-03 00:50:50,672 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-03 00:50:50,672 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-03 00:50:50,672 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2019-10-03 00:50:50,672 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2019-10-03 00:50:50,672 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2019-10-03 00:50:50,673 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-10-03 00:50:50,673 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-10-03 00:50:50,673 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-03 00:50:50,673 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-03 00:50:50,674 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2019-10-03 00:50:50,674 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2019-10-03 00:50:50,674 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2019-10-03 00:50:50,674 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2019-10-03 00:50:50,674 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-10-03 00:50:50,675 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_header_cloned [2019-10-03 00:50:50,675 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2019-10-03 00:50:50,675 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2019-10-03 00:50:50,675 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2019-10-03 00:50:50,675 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2019-10-03 00:50:50,676 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_start_offset [2019-10-03 00:50:50,676 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2019-10-03 00:50:50,676 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2019-10-03 00:50:50,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-10-03 00:50:50,677 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-10-03 00:50:50,677 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2019-10-03 00:50:50,677 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2019-10-03 00:50:50,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_cow [2019-10-03 00:50:50,678 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cow_head [2019-10-03 00:50:50,678 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data_offset [2019-10-03 00:50:50,678 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2019-10-03 00:50:50,678 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2019-10-03 00:50:50,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-03 00:50:50,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-03 00:50:50,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-03 00:50:50,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-03 00:50:50,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-03 00:50:50,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-03 00:50:50,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-03 00:50:50,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-03 00:50:50,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-03 00:50:50,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_channel_offline [2019-10-03 00:50:50,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msi_exact [2019-10-03 00:50:50,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-03 00:50:50,683 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-03 00:50:50,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-03 00:50:50,684 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-03 00:50:50,684 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable_pending [2019-10-03 00:50:50,684 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2019-10-03 00:50:50,685 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2019-10-03 00:50:50,685 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2019-10-03 00:50:50,685 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-03 00:50:50,686 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-03 00:50:50,686 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-03 00:50:50,687 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-03 00:50:50,687 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-03 00:50:50,687 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-03 00:50:50,687 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-03 00:50:50,687 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-03 00:50:50,687 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-10-03 00:50:50,688 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-10-03 00:50:50,688 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-03 00:50:50,688 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-03 00:50:50,688 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-03 00:50:50,688 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-10-03 00:50:50,688 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_msg_init [2019-10-03 00:50:50,688 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-10-03 00:50:50,689 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-10-03 00:50:50,689 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-10-03 00:50:50,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2019-10-03 00:50:50,689 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2019-10-03 00:50:50,689 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2019-10-03 00:50:50,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2019-10-03 00:50:50,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_init_module [2019-10-03 00:50:50,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_exit_module [2019-10-03 00:50:50,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_irq_disable [2019-10-03 00:50:50,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_irq_enable [2019-10-03 00:50:50,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_up [2019-10-03 00:50:50,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_down [2019-10-03 00:50:50,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_reset [2019-10-03 00:50:50,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_fix_features [2019-10-03 00:50:50,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_features [2019-10-03 00:50:50,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_probe [2019-10-03 00:50:50,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_remove [2019-10-03 00:50:50,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_sw_init [2019-10-03 00:50:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_open [2019-10-03 00:50:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_close [2019-10-03 00:50:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_tx_resources [2019-10-03 00:50:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_configure_tx [2019-10-03 00:50:50,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_rx_resources [2019-10-03 00:50:50,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_rctl [2019-10-03 00:50:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_configure_rx [2019-10-03 00:50:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_free_tx_resources [2019-10-03 00:50:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_unmap_and_free_tx_resource [2019-10-03 00:50:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_tx_ring [2019-10-03 00:50:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_free_rx_resources [2019-10-03 00:50:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_rx_ring [2019-10-03 00:50:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_mac [2019-10-03 00:50:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_multi [2019-10-03 00:50:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_watchdog [2019-10-03 00:50:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_tso [2019-10-03 00:50:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_tx_csum [2019-10-03 00:50:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_tx_map [2019-10-03 00:50:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_tx_queue [2019-10-03 00:50:50,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __ixgb_maybe_stop_tx [2019-10-03 00:50:50,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_maybe_stop_tx [2019-10-03 00:50:50,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_xmit_frame [2019-10-03 00:50:50,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_tx_timeout [2019-10-03 00:50:50,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_tx_timeout_task [2019-10-03 00:50:50,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_stats [2019-10-03 00:50:50,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_change_mtu [2019-10-03 00:50:50,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_update_stats [2019-10-03 00:50:50,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_intr [2019-10-03 00:50:50,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean [2019-10-03 00:50:50,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_tx_irq [2019-10-03 00:50:50,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_rx_checksum [2019-10-03 00:50:50,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_copybreak [2019-10-03 00:50:50,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_rx_irq [2019-10-03 00:50:50,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_alloc_rx_buffers [2019-10-03 00:50:50,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_vlan_strip_enable [2019-10-03 00:50:50,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_vlan_strip_disable [2019-10-03 00:50:50,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_vlan_rx_add_vid [2019-10-03 00:50:50,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_vlan_rx_kill_vid [2019-10-03 00:50:50,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_restore_vlan [2019-10-03 00:50:50,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_netpoll [2019-10-03 00:50:50,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_io_error_detected [2019-10-03 00:50:50,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_io_slot_reset [2019-10-03 00:50:50,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_io_resume [2019-10-03 00:50:50,715 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-10-03 00:50:50,715 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-10-03 00:50:50,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_pci_driver_5 [2019-10-03 00:50:50,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_pci_error_handlers_6 [2019-10-03 00:50:50,715 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-10-03 00:50:50,716 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-10-03 00:50:50,716 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-03 00:50:50,716 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-03 00:50:50,716 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-03 00:50:50,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-03 00:50:50,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_4 [2019-10-03 00:50:50,716 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-03 00:50:50,716 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 00:50:50,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-10-03 00:50:50,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-10-03 00:50:50,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-10-03 00:50:50,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-10-03 00:50:50,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-10-03 00:50:50,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_13 [2019-10-03 00:50:50,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_16 [2019-10-03 00:50:50,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_17 [2019-10-03 00:50:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_18 [2019-10-03 00:50:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_19 [2019-10-03 00:50:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_20 [2019-10-03 00:50:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_21 [2019-10-03 00:50:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_22 [2019-10-03 00:50:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_23 [2019-10-03 00:50:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_24 [2019-10-03 00:50:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_25 [2019-10-03 00:50:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_26 [2019-10-03 00:50:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_27 [2019-10-03 00:50:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_28 [2019-10-03 00:50:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_29 [2019-10-03 00:50:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_30 [2019-10-03 00:50:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure is_broadcast_ether_addr [2019-10-03 00:50:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_mac_reset [2019-10-03 00:50:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_adapter_stop [2019-10-03 00:50:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_identify_xpak_vendor [2019-10-03 00:50:50,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_identify_phy [2019-10-03 00:50:50,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_init_hw [2019-10-03 00:50:50,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_init_rx_addrs [2019-10-03 00:50:50,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_mc_addr_list_update [2019-10-03 00:50:50,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_hash_mc_addr [2019-10-03 00:50:50,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_mta_set [2019-10-03 00:50:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_rar_set [2019-10-03 00:50:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_vfta [2019-10-03 00:50:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clear_vfta [2019-10-03 00:50:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_fc [2019-10-03 00:50:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_read_phy_reg [2019-10-03 00:50:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_phy_reg [2019-10-03 00:50:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_for_link [2019-10-03 00:50:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_for_bad_link [2019-10-03 00:50:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clear_hw_cntrs [2019-10-03 00:50:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_led_on [2019-10-03 00:50:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_led_off [2019-10-03 00:50:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_bus_info [2019-10-03 00:50:50,724 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_addr_valid [2019-10-03 00:50:50,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_link_reset [2019-10-03 00:50:50,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_optics_reset [2019-10-03 00:50:50,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_optics_reset_bcm [2019-10-03 00:50:50,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_46 [2019-10-03 00:50:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_47 [2019-10-03 00:50:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_48 [2019-10-03 00:50:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_49 [2019-10-03 00:50:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_52 [2019-10-03 00:50:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_raise_clock [2019-10-03 00:50:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_lower_clock [2019-10-03 00:50:50,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_shift_out_bits [2019-10-03 00:50:50,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_shift_in_bits [2019-10-03 00:50:50,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_eeprom [2019-10-03 00:50:50,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_standby_eeprom [2019-10-03 00:50:50,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clock_eeprom [2019-10-03 00:50:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_cleanup_eeprom [2019-10-03 00:50:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_wait_eeprom_command [2019-10-03 00:50:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_validate_eeprom_checksum [2019-10-03 00:50:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_update_eeprom_checksum [2019-10-03 00:50:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_eeprom [2019-10-03 00:50:50,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_read_eeprom [2019-10-03 00:50:50,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom_data [2019-10-03 00:50:50,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_and_get_eeprom_data [2019-10-03 00:50:50,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom_word [2019-10-03 00:50:50,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_ee_mac_addr [2019-10-03 00:50:50,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_ee_pba_number [2019-10-03 00:50:50,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_ee_device_id [2019-10-03 00:50:50,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_57 [2019-10-03 00:50:50,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_58 [2019-10-03 00:50:50,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_59 [2019-10-03 00:50:50,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_60 [2019-10-03 00:50:50,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2019-10-03 00:50:50,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2019-10-03 00:50:50,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_settings [2019-10-03 00:50:50,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_speed_duplex [2019-10-03 00:50:50,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_settings [2019-10-03 00:50:50,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_pauseparam [2019-10-03 00:50:50,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_pauseparam [2019-10-03 00:50:50,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_msglevel [2019-10-03 00:50:50,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_msglevel [2019-10-03 00:50:50,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_regs_len [2019-10-03 00:50:50,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_regs [2019-10-03 00:50:50,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom_len [2019-10-03 00:50:50,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom [2019-10-03 00:50:50,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_eeprom [2019-10-03 00:50:50,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_drvinfo [2019-10-03 00:50:50,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_ringparam [2019-10-03 00:50:50,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_ringparam [2019-10-03 00:50:50,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_phys_id [2019-10-03 00:50:50,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_sset_count [2019-10-03 00:50:50,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_ethtool_stats [2019-10-03 00:50:50,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_strings [2019-10-03 00:50:50,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_ethtool_ops [2019-10-03 00:50:50,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_3 [2019-10-03 00:50:50,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_3 [2019-10-03 00:50:50,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_67 [2019-10-03 00:50:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_68 [2019-10-03 00:50:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_69 [2019-10-03 00:50:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_70 [2019-10-03 00:50:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_73 [2019-10-03 00:50:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_75 [2019-10-03 00:50:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_78 [2019-10-03 00:50:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_79 [2019-10-03 00:50:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_80 [2019-10-03 00:50:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_81 [2019-10-03 00:50:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_validate_option [2019-10-03 00:50:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_options [2019-10-03 00:50:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_86 [2019-10-03 00:50:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_87 [2019-10-03 00:50:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_88 [2019-10-03 00:50:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_89 [2019-10-03 00:50:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_92 [2019-10-03 00:50:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_94 [2019-10-03 00:50:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_97 [2019-10-03 00:50:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_98 [2019-10-03 00:50:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_99 [2019-10-03 00:50:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_100 [2019-10-03 00:50:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-10-03 00:50:50,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-10-03 00:50:50,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-10-03 00:50:50,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-10-03 00:50:50,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-10-03 00:50:50,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-03 00:50:50,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-03 00:50:50,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-03 00:50:50,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-03 00:50:50,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-10-03 00:50:50,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-03 00:50:50,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-10-03 00:50:50,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-10-03 00:50:50,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-10-03 00:50:50,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-10-03 00:50:50,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-10-03 00:50:50,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-03 00:50:50,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-03 00:50:50,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-10-03 00:50:50,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-03 00:50:50,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-10-03 00:50:50,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-03 00:50:50,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-10-03 00:50:50,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2019-10-03 00:50:50,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-03 00:50:50,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-03 00:50:50,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-03 00:50:50,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-03 00:50:50,751 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-03 00:50:50,751 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-10-03 00:50:50,751 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-10-03 00:50:50,752 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-10-03 00:50:50,752 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-03 00:50:50,752 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_mapping_error [2019-10-03 00:50:50,752 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-03 00:50:50,752 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-03 00:50:50,752 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-03 00:50:50,753 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2019-10-03 00:50:50,753 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-03 00:50:50,753 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2019-10-03 00:50:50,753 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-10-03 00:50:50,753 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-03 00:50:50,754 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-03 00:50:50,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2019-10-03 00:50:50,754 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2019-10-03 00:50:50,754 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_bit [2019-10-03 00:50:50,754 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-03 00:50:50,755 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-03 00:50:50,755 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-10-03 00:50:50,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_4 [2019-10-03 00:50:50,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_4 [2019-10-03 00:50:50,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_6 [2019-10-03 00:50:50,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2019-10-03 00:50:50,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_6 [2019-10-03 00:50:50,756 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-03 00:50:50,756 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-10-03 00:50:50,756 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-03 00:50:50,756 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2019-10-03 00:50:50,756 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-10-03 00:50:50,757 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-10-03 00:50:50,757 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-03 00:50:50,757 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-10-03 00:50:50,757 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-03 00:50:50,757 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-03 00:50:50,758 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2019-10-03 00:50:50,758 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2019-10-03 00:50:50,758 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-03 00:50:50,758 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2019-10-03 00:50:50,758 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-03 00:50:50,758 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msi_range [2019-10-03 00:50:50,759 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2019-10-03 00:50:50,759 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-03 00:50:50,759 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-03 00:50:50,759 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-03 00:50:50,759 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-03 00:50:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-03 00:50:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2019-10-03 00:50:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-03 00:50:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-03 00:50:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-03 00:50:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-03 00:50:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2019-10-03 00:50:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-03 00:50:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2019-10-03 00:50:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-03 00:50:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2019-10-03 00:50:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2019-10-03 00:50:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-03 00:50:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-03 00:50:50,762 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-03 00:50:50,762 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-03 00:50:50,762 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-03 00:50:50,762 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-03 00:50:50,762 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2019-10-03 00:50:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 00:50:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_prefetch [2019-10-03 00:50:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-03 00:50:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-03 00:50:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-03 00:50:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-03 00:50:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-03 00:50:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-03 00:50:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 00:50:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_bit [2019-10-03 00:50:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2019-10-03 00:50:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-03 00:50:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-10-03 00:50:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-10-03 00:50:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-03 00:50:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 00:50:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-03 00:50:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-03 00:50:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-03 00:50:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-03 00:50:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-10-03 00:50:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-10-03 00:50:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-03 00:50:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 00:50:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-03 00:50:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-03 00:50:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-03 00:50:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-10-03 00:50:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_21 [2019-10-03 00:50:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_28 [2019-10-03 00:50:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_29 [2019-10-03 00:50:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_30 [2019-10-03 00:50:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-03 00:50:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_23 [2019-10-03 00:50:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-03 00:50:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-03 00:50:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-10-03 00:50:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-03 00:50:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-10-03 00:50:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-10-03 00:50:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-03 00:50:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-10-03 00:50:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2019-10-03 00:50:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2019-10-03 00:50:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-03 00:50:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-03 00:50:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-03 00:50:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-03 00:50:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-03 00:50:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-03 00:50:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure csum_fold [2019-10-03 00:50:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_nofold [2019-10-03 00:50:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2019-10-03 00:50:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-03 00:50:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-03 00:50:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-03 00:50:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-03 00:50:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-10-03 00:50:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-03 00:50:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-10-03 00:50:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-03 00:50:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_mapping_error [2019-10-03 00:50:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-03 00:50:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-10-03 00:50:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-10-03 00:50:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-03 00:50:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-03 00:50:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-03 00:50:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-03 00:50:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-03 00:50:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2019-10-03 00:50:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2019-10-03 00:50:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2019-10-03 00:50:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-10-03 00:50:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2019-10-03 00:50:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-03 00:50:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-10-03 00:50:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-10-03 00:50:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-03 00:50:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-03 00:50:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-03 00:50:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 00:50:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-03 00:50:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2019-10-03 00:50:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 00:50:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2019-10-03 00:50:50,775 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2019-10-03 00:50:50,775 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2019-10-03 00:50:50,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-10-03 00:50:50,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-10-03 00:50:50,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-10-03 00:50:50,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-10-03 00:50:50,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_13 [2019-10-03 00:50:50,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_16 [2019-10-03 00:50:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_17 [2019-10-03 00:50:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_18 [2019-10-03 00:50:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_19 [2019-10-03 00:50:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-10-03 00:50:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2019-10-03 00:50:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-10-03 00:50:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure skb_header_cloned [2019-10-03 00:50:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2019-10-03 00:50:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-03 00:50:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2019-10-03 00:50:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2019-10-03 00:50:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2019-10-03 00:50:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_start_offset [2019-10-03 00:50:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2019-10-03 00:50:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2019-10-03 00:50:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2019-10-03 00:50:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-03 00:50:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-10-03 00:50:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-10-03 00:50:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2019-10-03 00:50:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2019-10-03 00:50:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_cow [2019-10-03 00:50:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cow_head [2019-10-03 00:50:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data_offset [2019-10-03 00:50:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-03 00:50:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2019-10-03 00:50:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2019-10-03 00:50:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-10-03 00:50:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 00:50:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-03 00:50:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 00:50:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2019-10-03 00:50:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-03 00:50:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-03 00:50:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 00:50:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 00:50:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-03 00:50:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-03 00:50:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-03 00:50:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-03 00:50:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-03 00:50:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-03 00:50:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-03 00:50:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-03 00:50:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-10-03 00:50:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-10-03 00:50:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_pci_driver_5 [2019-10-03 00:50:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_pci_error_handlers_6 [2019-10-03 00:50:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-10-03 00:50:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-10-03 00:50:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-03 00:50:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-03 00:50:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-03 00:50:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-03 00:50:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_4 [2019-10-03 00:50:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-03 00:50:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_3 [2019-10-03 00:50:50,787 INFO L130 BoogieDeclarations]: Found specification of procedure pci_channel_offline [2019-10-03 00:50:50,787 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-03 00:50:50,787 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-03 00:50:50,787 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-03 00:50:50,787 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-03 00:50:50,787 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-03 00:50:50,787 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-03 00:50:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-03 00:50:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2019-10-03 00:50:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msi_range [2019-10-03 00:50:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msi_exact [2019-10-03 00:50:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-03 00:50:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-03 00:50:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-03 00:50:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2019-10-03 00:50:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-03 00:50:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2019-10-03 00:50:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-03 00:50:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-03 00:50:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_20 [2019-10-03 00:50:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-03 00:50:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_22 [2019-10-03 00:50:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2019-10-03 00:50:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-10-03 00:50:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2019-10-03 00:50:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable_pending [2019-10-03 00:50:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2019-10-03 00:50:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2019-10-03 00:50:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2019-10-03 00:50:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2019-10-03 00:50:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-03 00:50:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-03 00:50:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2019-10-03 00:50:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-03 00:50:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_25 [2019-10-03 00:50:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_27 [2019-10-03 00:50:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-03 00:50:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-03 00:50:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-03 00:50:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-03 00:50:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-03 00:50:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-03 00:50:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-03 00:50:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-10-03 00:50:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-10-03 00:50:50,794 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-03 00:50:50,794 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-03 00:50:50,794 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-10-03 00:50:50,794 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-03 00:50:50,794 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-03 00:50:50,794 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2019-10-03 00:50:50,795 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-10-03 00:50:50,795 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-10-03 00:50:50,795 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-03 00:50:50,795 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-03 00:50:50,795 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-03 00:50:50,795 INFO L130 BoogieDeclarations]: Found specification of procedure netif_msg_init [2019-10-03 00:50:50,795 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-03 00:50:50,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_24 [2019-10-03 00:50:50,796 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-03 00:50:50,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_26 [2019-10-03 00:50:50,796 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-10-03 00:50:50,796 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-10-03 00:50:50,796 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-03 00:50:50,796 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-03 00:50:50,796 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-03 00:50:50,796 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-10-03 00:50:50,797 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-10-03 00:50:50,797 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-10-03 00:50:50,797 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2019-10-03 00:50:50,797 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2019-10-03 00:50:50,797 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2019-10-03 00:50:50,797 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2019-10-03 00:50:50,797 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_adapter_stop [2019-10-03 00:50:50,797 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_init_hw [2019-10-03 00:50:50,797 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_for_link [2019-10-03 00:50:50,798 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_for_bad_link [2019-10-03 00:50:50,798 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_rar_set [2019-10-03 00:50:50,798 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_mc_addr_list_update [2019-10-03 00:50:50,798 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_vfta [2019-10-03 00:50:50,798 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_ee_mac_addr [2019-10-03 00:50:50,798 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_ee_pba_number [2019-10-03 00:50:50,798 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_validate_eeprom_checksum [2019-10-03 00:50:50,798 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_options [2019-10-03 00:50:50,799 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_ethtool_ops [2019-10-03 00:50:50,799 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_speed_duplex [2019-10-03 00:50:50,799 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_up [2019-10-03 00:50:50,799 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_down [2019-10-03 00:50:50,799 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_reset [2019-10-03 00:50:50,799 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_rx_resources [2019-10-03 00:50:50,799 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_tx_resources [2019-10-03 00:50:50,799 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_free_rx_resources [2019-10-03 00:50:50,800 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_free_tx_resources [2019-10-03 00:50:50,800 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_update_stats [2019-10-03 00:50:50,800 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_init_module [2019-10-03 00:50:50,800 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_exit_module [2019-10-03 00:50:50,800 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_probe [2019-10-03 00:50:50,800 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_remove [2019-10-03 00:50:50,800 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_sw_init [2019-10-03 00:50:50,800 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_open [2019-10-03 00:50:50,801 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_close [2019-10-03 00:50:50,801 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_configure_tx [2019-10-03 00:50:50,801 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_configure_rx [2019-10-03 00:50:50,801 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_rctl [2019-10-03 00:50:50,801 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_tx_ring [2019-10-03 00:50:50,801 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_rx_ring [2019-10-03 00:50:50,801 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_multi [2019-10-03 00:50:50,801 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_watchdog [2019-10-03 00:50:50,802 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_xmit_frame [2019-10-03 00:50:50,802 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_stats [2019-10-03 00:50:50,802 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_change_mtu [2019-10-03 00:50:50,802 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_mac [2019-10-03 00:50:50,802 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_intr [2019-10-03 00:50:50,802 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_tx_irq [2019-10-03 00:50:50,802 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean [2019-10-03 00:50:50,802 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_rx_irq [2019-10-03 00:50:50,802 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_alloc_rx_buffers [2019-10-03 00:50:50,803 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_tx_timeout [2019-10-03 00:50:50,803 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_tx_timeout_task [2019-10-03 00:50:50,803 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_vlan_strip_enable [2019-10-03 00:50:50,803 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_vlan_strip_disable [2019-10-03 00:50:50,803 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_vlan_rx_add_vid [2019-10-03 00:50:50,803 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_vlan_rx_kill_vid [2019-10-03 00:50:50,803 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_restore_vlan [2019-10-03 00:50:50,803 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_netpoll [2019-10-03 00:50:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_io_error_detected [2019-10-03 00:50:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_io_slot_reset [2019-10-03 00:50:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_io_resume [2019-10-03 00:50:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_irq_disable [2019-10-03 00:50:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_irq_enable [2019-10-03 00:50:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_fix_features [2019-10-03 00:50:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_features [2019-10-03 00:50:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2019-10-03 00:50:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 00:50:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-03 00:50:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_unmap_and_free_tx_resource [2019-10-03 00:50:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_tso [2019-10-03 00:50:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_tx_csum [2019-10-03 00:50:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_tx_map [2019-10-03 00:50:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_tx_queue [2019-10-03 00:50:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure __ixgb_maybe_stop_tx [2019-10-03 00:50:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_maybe_stop_tx [2019-10-03 00:50:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_rx_checksum [2019-10-03 00:50:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_copybreak [2019-10-03 00:50:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_6 [2019-10-03 00:50:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2019-10-03 00:50:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_4 [2019-10-03 00:50:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-03 00:50:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_4 [2019-10-03 00:50:50,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-03 00:50:50,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_6 [2019-10-03 00:50:50,807 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-03 00:50:50,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_3 [2019-10-03 00:50:50,807 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 00:50:50,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_47 [2019-10-03 00:50:50,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_48 [2019-10-03 00:50:50,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_49 [2019-10-03 00:50:50,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_52 [2019-10-03 00:50:50,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_46 [2019-10-03 00:50:50,808 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-03 00:50:50,808 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_ee_device_id [2019-10-03 00:50:50,808 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom_data [2019-10-03 00:50:50,808 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_led_on [2019-10-03 00:50:50,808 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_led_off [2019-10-03 00:50:50,808 INFO L130 BoogieDeclarations]: Found specification of procedure is_broadcast_ether_addr [2019-10-03 00:50:50,808 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_hash_mc_addr [2019-10-03 00:50:50,809 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_mta_set [2019-10-03 00:50:50,809 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_bus_info [2019-10-03 00:50:50,809 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_link_reset [2019-10-03 00:50:50,809 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_optics_reset [2019-10-03 00:50:50,809 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_optics_reset_bcm [2019-10-03 00:50:50,809 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_identify_phy [2019-10-03 00:50:50,809 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clear_hw_cntrs [2019-10-03 00:50:50,809 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clear_vfta [2019-10-03 00:50:50,810 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_init_rx_addrs [2019-10-03 00:50:50,810 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_read_phy_reg [2019-10-03 00:50:50,810 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_fc [2019-10-03 00:50:50,810 INFO L130 BoogieDeclarations]: Found specification of procedure mac_addr_valid [2019-10-03 00:50:50,810 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_mac_reset [2019-10-03 00:50:50,810 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_identify_xpak_vendor [2019-10-03 00:50:50,810 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_phy_reg [2019-10-03 00:50:50,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_58 [2019-10-03 00:50:50,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_59 [2019-10-03 00:50:50,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_60 [2019-10-03 00:50:50,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_57 [2019-10-03 00:50:50,811 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom_word [2019-10-03 00:50:50,811 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_read_eeprom [2019-10-03 00:50:50,811 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_update_eeprom_checksum [2019-10-03 00:50:50,811 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_eeprom [2019-10-03 00:50:50,811 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_shift_in_bits [2019-10-03 00:50:50,812 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_shift_out_bits [2019-10-03 00:50:50,812 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_standby_eeprom [2019-10-03 00:50:50,812 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_wait_eeprom_command [2019-10-03 00:50:50,812 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_cleanup_eeprom [2019-10-03 00:50:50,812 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_raise_clock [2019-10-03 00:50:50,812 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_lower_clock [2019-10-03 00:50:50,812 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_eeprom [2019-10-03 00:50:50,812 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clock_eeprom [2019-10-03 00:50:50,813 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_and_get_eeprom_data [2019-10-03 00:50:50,813 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-03 00:50:50,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_68 [2019-10-03 00:50:50,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_69 [2019-10-03 00:50:50,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_70 [2019-10-03 00:50:50,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_73 [2019-10-03 00:50:50,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_75 [2019-10-03 00:50:50,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_78 [2019-10-03 00:50:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_79 [2019-10-03 00:50:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_80 [2019-10-03 00:50:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_81 [2019-10-03 00:50:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_67 [2019-10-03 00:50:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2019-10-03 00:50:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2019-10-03 00:50:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2019-10-03 00:50:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2019-10-03 00:50:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_settings [2019-10-03 00:50:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_settings [2019-10-03 00:50:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_pauseparam [2019-10-03 00:50:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_pauseparam [2019-10-03 00:50:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_msglevel [2019-10-03 00:50:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_msglevel [2019-10-03 00:50:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_regs_len [2019-10-03 00:50:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_regs [2019-10-03 00:50:50,816 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom_len [2019-10-03 00:50:50,816 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom [2019-10-03 00:50:50,816 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_eeprom [2019-10-03 00:50:50,816 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_drvinfo [2019-10-03 00:50:50,816 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_ringparam [2019-10-03 00:50:50,816 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_ringparam [2019-10-03 00:50:50,816 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_phys_id [2019-10-03 00:50:50,816 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_sset_count [2019-10-03 00:50:50,816 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_ethtool_stats [2019-10-03 00:50:50,817 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_strings [2019-10-03 00:50:50,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_87 [2019-10-03 00:50:50,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_88 [2019-10-03 00:50:50,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_89 [2019-10-03 00:50:50,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_92 [2019-10-03 00:50:50,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_94 [2019-10-03 00:50:50,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_97 [2019-10-03 00:50:50,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_98 [2019-10-03 00:50:50,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_99 [2019-10-03 00:50:50,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_100 [2019-10-03 00:50:50,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_86 [2019-10-03 00:50:50,818 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_validate_option [2019-10-03 00:50:50,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-10-03 00:50:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-10-03 00:50:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-10-03 00:50:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-10-03 00:50:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-10-03 00:50:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-03 00:50:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-03 00:50:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-03 00:50:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-03 00:50:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-10-03 00:50:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-10-03 00:50:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-10-03 00:50:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-10-03 00:50:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-10-03 00:50:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-03 00:50:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 00:50:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-03 00:50:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-03 00:50:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 00:50:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 00:50:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 00:50:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 00:50:50,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 00:50:50,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-03 00:50:50,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-03 00:50:50,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-03 00:50:50,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-03 00:51:03,508 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-03 00:51:41,561 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 00:51:41,562 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-03 00:51:41,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:51:41 BoogieIcfgContainer [2019-10-03 00:51:41,565 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 00:51:41,567 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 00:51:41,567 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 00:51:41,570 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 00:51:41,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 12:50:43" (1/3) ... [2019-10-03 00:51:41,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@958156 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 12:51:41, skipping insertion in model container [2019-10-03 00:51:41,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:49" (2/3) ... [2019-10-03 00:51:41,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@958156 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 12:51:41, skipping insertion in model container [2019-10-03 00:51:41,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:51:41" (3/3) ... [2019-10-03 00:51:41,574 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i [2019-10-03 00:51:41,585 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 00:51:41,596 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-03 00:51:41,614 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-03 00:51:41,643 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 00:51:41,643 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 00:51:41,643 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 00:51:41,643 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 00:51:41,643 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 00:51:41,644 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 00:51:41,644 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 00:51:41,644 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 00:51:41,713 INFO L276 IsEmpty]: Start isEmpty. Operand 4065 states. [2019-10-03 00:51:41,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-10-03 00:51:41,741 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:51:41,742 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:51:41,745 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:51:41,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:51:41,751 INFO L82 PathProgramCache]: Analyzing trace with hash 1713878233, now seen corresponding path program 1 times [2019-10-03 00:51:41,753 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:51:41,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:51:41,869 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:51:41,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:51:41,869 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:51:42,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:51:43,323 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-10-03 00:51:43,325 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:51:43,326 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:51:43,326 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:51:43,332 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:51:43,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:51:43,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:51:43,352 INFO L87 Difference]: Start difference. First operand 4065 states. Second operand 3 states. [2019-10-03 00:52:13,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:52:13,749 INFO L93 Difference]: Finished difference Result 7467 states and 10178 transitions. [2019-10-03 00:52:13,750 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:52:13,751 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 87 [2019-10-03 00:52:13,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:52:13,852 INFO L225 Difference]: With dead ends: 7467 [2019-10-03 00:52:13,852 INFO L226 Difference]: Without dead ends: 7390 [2019-10-03 00:52:13,854 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:52:13,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7390 states. [2019-10-03 00:52:14,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7390 to 7390. [2019-10-03 00:52:14,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7390 states. [2019-10-03 00:52:14,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7390 states to 7390 states and 10037 transitions. [2019-10-03 00:52:14,497 INFO L78 Accepts]: Start accepts. Automaton has 7390 states and 10037 transitions. Word has length 87 [2019-10-03 00:52:14,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:52:14,498 INFO L475 AbstractCegarLoop]: Abstraction has 7390 states and 10037 transitions. [2019-10-03 00:52:14,498 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:52:14,498 INFO L276 IsEmpty]: Start isEmpty. Operand 7390 states and 10037 transitions. [2019-10-03 00:52:15,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-10-03 00:52:15,479 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:52:15,483 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:52:15,483 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:52:15,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:52:15,490 INFO L82 PathProgramCache]: Analyzing trace with hash 2029211280, now seen corresponding path program 1 times [2019-10-03 00:52:15,490 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:52:15,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:52:15,527 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:52:15,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:52:15,527 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:52:15,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:52:16,482 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-10-03 00:52:16,483 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:52:16,483 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-03 00:52:16,483 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:52:16,485 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-03 00:52:16,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-03 00:52:16,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-03 00:52:16,486 INFO L87 Difference]: Start difference. First operand 7390 states and 10037 transitions. Second operand 6 states. [2019-10-03 00:52:31,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:52:31,371 INFO L93 Difference]: Finished difference Result 14752 states and 20094 transitions. [2019-10-03 00:52:31,371 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 00:52:31,371 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 91 [2019-10-03 00:52:31,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:52:31,477 INFO L225 Difference]: With dead ends: 14752 [2019-10-03 00:52:31,478 INFO L226 Difference]: Without dead ends: 14736 [2019-10-03 00:52:31,479 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-03 00:52:31,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14736 states. [2019-10-03 00:52:32,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14736 to 14736. [2019-10-03 00:52:32,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14736 states. [2019-10-03 00:52:32,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14736 states to 14736 states and 20077 transitions. [2019-10-03 00:52:32,261 INFO L78 Accepts]: Start accepts. Automaton has 14736 states and 20077 transitions. Word has length 91 [2019-10-03 00:52:32,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:52:32,264 INFO L475 AbstractCegarLoop]: Abstraction has 14736 states and 20077 transitions. [2019-10-03 00:52:32,264 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-03 00:52:32,264 INFO L276 IsEmpty]: Start isEmpty. Operand 14736 states and 20077 transitions. [2019-10-03 00:52:32,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2019-10-03 00:52:32,316 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:52:32,318 INFO L411 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:52:32,318 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:52:32,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:52:32,319 INFO L82 PathProgramCache]: Analyzing trace with hash -486238480, now seen corresponding path program 1 times [2019-10-03 00:52:32,319 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:52:32,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:52:32,352 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:52:32,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:52:32,352 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:52:32,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:52:33,737 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 359 trivial. 0 not checked. [2019-10-03 00:52:33,739 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:52:33,739 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:52:33,739 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:52:33,743 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:52:33,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:52:33,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:52:33,744 INFO L87 Difference]: Start difference. First operand 14736 states and 20077 transitions. Second operand 3 states. [2019-10-03 00:52:47,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:52:47,654 INFO L93 Difference]: Finished difference Result 28919 states and 39347 transitions. [2019-10-03 00:52:47,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:52:47,655 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 429 [2019-10-03 00:52:47,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:52:47,790 INFO L225 Difference]: With dead ends: 28919 [2019-10-03 00:52:47,790 INFO L226 Difference]: Without dead ends: 28919 [2019-10-03 00:52:47,790 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:52:47,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28919 states. [2019-10-03 00:52:49,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28919 to 28898. [2019-10-03 00:52:49,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28898 states. [2019-10-03 00:52:49,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28898 states to 28898 states and 39327 transitions. [2019-10-03 00:52:49,123 INFO L78 Accepts]: Start accepts. Automaton has 28898 states and 39327 transitions. Word has length 429 [2019-10-03 00:52:49,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:52:49,126 INFO L475 AbstractCegarLoop]: Abstraction has 28898 states and 39327 transitions. [2019-10-03 00:52:49,126 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:52:49,126 INFO L276 IsEmpty]: Start isEmpty. Operand 28898 states and 39327 transitions. [2019-10-03 00:52:49,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2019-10-03 00:52:49,199 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:52:49,201 INFO L411 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:52:49,201 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:52:49,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:52:49,202 INFO L82 PathProgramCache]: Analyzing trace with hash 1346981124, now seen corresponding path program 1 times [2019-10-03 00:52:49,202 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:52:49,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:52:49,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:52:49,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:52:49,230 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:52:49,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:52:50,196 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2019-10-03 00:52:50,197 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:52:50,197 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:52:50,197 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:52:50,198 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:52:50,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:52:50,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:52:50,199 INFO L87 Difference]: Start difference. First operand 28898 states and 39327 transitions. Second operand 3 states. [2019-10-03 00:52:58,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:52:58,180 INFO L93 Difference]: Finished difference Result 51999 states and 70561 transitions. [2019-10-03 00:52:58,181 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:52:58,181 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 431 [2019-10-03 00:52:58,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:52:58,413 INFO L225 Difference]: With dead ends: 51999 [2019-10-03 00:52:58,413 INFO L226 Difference]: Without dead ends: 51999 [2019-10-03 00:52:58,414 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:52:58,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51999 states. [2019-10-03 00:53:00,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51999 to 51636. [2019-10-03 00:53:00,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51636 states. [2019-10-03 00:53:00,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51636 states to 51636 states and 70175 transitions. [2019-10-03 00:53:00,345 INFO L78 Accepts]: Start accepts. Automaton has 51636 states and 70175 transitions. Word has length 431 [2019-10-03 00:53:00,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:53:00,345 INFO L475 AbstractCegarLoop]: Abstraction has 51636 states and 70175 transitions. [2019-10-03 00:53:00,345 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:53:00,346 INFO L276 IsEmpty]: Start isEmpty. Operand 51636 states and 70175 transitions. [2019-10-03 00:53:00,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2019-10-03 00:53:00,436 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:53:00,439 INFO L411 BasicCegarLoop]: trace histogram [11, 11, 11, 10, 10, 10, 9, 9, 8, 8, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:53:00,440 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:53:00,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:53:00,441 INFO L82 PathProgramCache]: Analyzing trace with hash -1070553214, now seen corresponding path program 1 times [2019-10-03 00:53:00,442 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:53:00,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:53:00,470 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:53:00,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:53:00,470 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:53:00,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:53:01,821 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 611 trivial. 0 not checked. [2019-10-03 00:53:01,822 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:53:01,822 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:53:01,822 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:53:01,823 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:53:01,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:53:01,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:53:01,825 INFO L87 Difference]: Start difference. First operand 51636 states and 70175 transitions. Second operand 3 states. [2019-10-03 00:53:07,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:53:07,781 INFO L93 Difference]: Finished difference Result 88291 states and 119397 transitions. [2019-10-03 00:53:07,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:53:07,782 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 509 [2019-10-03 00:53:07,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:53:08,107 INFO L225 Difference]: With dead ends: 88291 [2019-10-03 00:53:08,107 INFO L226 Difference]: Without dead ends: 88291 [2019-10-03 00:53:08,108 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:53:08,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88291 states. [2019-10-03 00:53:12,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88291 to 88264. [2019-10-03 00:53:12,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88264 states. [2019-10-03 00:53:12,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88264 states to 88264 states and 119371 transitions. [2019-10-03 00:53:12,822 INFO L78 Accepts]: Start accepts. Automaton has 88264 states and 119371 transitions. Word has length 509 [2019-10-03 00:53:12,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:53:12,823 INFO L475 AbstractCegarLoop]: Abstraction has 88264 states and 119371 transitions. [2019-10-03 00:53:12,823 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:53:12,823 INFO L276 IsEmpty]: Start isEmpty. Operand 88264 states and 119371 transitions. [2019-10-03 00:53:12,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2019-10-03 00:53:12,939 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:53:12,940 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:53:12,941 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:53:12,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:53:12,942 INFO L82 PathProgramCache]: Analyzing trace with hash 589374107, now seen corresponding path program 1 times [2019-10-03 00:53:12,942 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:53:12,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:53:12,973 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:53:12,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:53:12,974 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:53:13,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:53:13,896 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 527 trivial. 0 not checked. [2019-10-03 00:53:13,896 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:53:13,897 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:53:13,897 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:53:13,899 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:53:13,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:53:13,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:53:13,900 INFO L87 Difference]: Start difference. First operand 88264 states and 119371 transitions. Second operand 3 states. [2019-10-03 00:53:21,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:53:21,741 INFO L93 Difference]: Finished difference Result 133139 states and 180157 transitions. [2019-10-03 00:53:21,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:53:21,742 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 502 [2019-10-03 00:53:21,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:53:24,940 INFO L225 Difference]: With dead ends: 133139 [2019-10-03 00:53:24,940 INFO L226 Difference]: Without dead ends: 133139 [2019-10-03 00:53:24,941 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:53:25,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133139 states. [2019-10-03 00:53:27,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133139 to 133116. [2019-10-03 00:53:27,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133116 states. [2019-10-03 00:53:28,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133116 states to 133116 states and 180135 transitions. [2019-10-03 00:53:28,343 INFO L78 Accepts]: Start accepts. Automaton has 133116 states and 180135 transitions. Word has length 502 [2019-10-03 00:53:28,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:53:28,343 INFO L475 AbstractCegarLoop]: Abstraction has 133116 states and 180135 transitions. [2019-10-03 00:53:28,343 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:53:28,344 INFO L276 IsEmpty]: Start isEmpty. Operand 133116 states and 180135 transitions. [2019-10-03 00:53:28,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2019-10-03 00:53:28,408 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:53:28,408 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:53:28,409 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:53:28,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:53:28,410 INFO L82 PathProgramCache]: Analyzing trace with hash -1538385069, now seen corresponding path program 1 times [2019-10-03 00:53:28,410 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:53:28,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:53:28,430 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:53:28,430 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:53:28,430 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:53:28,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:53:29,557 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 529 trivial. 0 not checked. [2019-10-03 00:53:29,557 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:53:29,558 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:53:29,558 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:53:29,560 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:53:29,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:53:29,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:53:29,562 INFO L87 Difference]: Start difference. First operand 133116 states and 180135 transitions. Second operand 5 states. [2019-10-03 00:54:48,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:54:48,671 INFO L93 Difference]: Finished difference Result 307346 states and 419927 transitions. [2019-10-03 00:54:48,672 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-03 00:54:48,672 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 502 [2019-10-03 00:54:48,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:54:49,916 INFO L225 Difference]: With dead ends: 307346 [2019-10-03 00:54:49,917 INFO L226 Difference]: Without dead ends: 307346 [2019-10-03 00:54:49,917 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:54:50,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307346 states. [2019-10-03 00:55:05,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307346 to 299660. [2019-10-03 00:55:05,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299660 states. [2019-10-03 00:55:06,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299660 states to 299660 states and 407257 transitions. [2019-10-03 00:55:06,001 INFO L78 Accepts]: Start accepts. Automaton has 299660 states and 407257 transitions. Word has length 502 [2019-10-03 00:55:06,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:55:06,001 INFO L475 AbstractCegarLoop]: Abstraction has 299660 states and 407257 transitions. [2019-10-03 00:55:06,001 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:55:06,001 INFO L276 IsEmpty]: Start isEmpty. Operand 299660 states and 407257 transitions. [2019-10-03 00:55:06,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2019-10-03 00:55:06,116 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:55:06,116 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:55:06,116 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:55:06,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:55:06,120 INFO L82 PathProgramCache]: Analyzing trace with hash -1001470488, now seen corresponding path program 1 times [2019-10-03 00:55:06,120 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:55:06,138 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:55:06,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:55:06,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:55:06,139 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:55:06,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:55:08,373 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2019-10-03 00:55:08,373 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:55:08,373 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-03 00:55:08,373 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:55:08,375 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-03 00:55:08,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-03 00:55:08,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:55:08,376 INFO L87 Difference]: Start difference. First operand 299660 states and 407257 transitions. Second operand 8 states. [2019-10-03 00:58:11,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:58:11,485 INFO L93 Difference]: Finished difference Result 449450 states and 615323 transitions. [2019-10-03 00:58:11,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-10-03 00:58:11,488 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 519 [2019-10-03 00:58:11,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:58:13,028 INFO L225 Difference]: With dead ends: 449450 [2019-10-03 00:58:13,029 INFO L226 Difference]: Without dead ends: 449450 [2019-10-03 00:58:13,029 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2019-10-03 00:58:13,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 449450 states. [2019-10-03 00:58:27,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 449450 to 435436. [2019-10-03 00:58:27,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435436 states. [2019-10-03 00:58:28,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435436 states to 435436 states and 591657 transitions. [2019-10-03 00:58:28,758 INFO L78 Accepts]: Start accepts. Automaton has 435436 states and 591657 transitions. Word has length 519 [2019-10-03 00:58:36,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:58:36,002 INFO L475 AbstractCegarLoop]: Abstraction has 435436 states and 591657 transitions. [2019-10-03 00:58:36,002 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-03 00:58:36,002 INFO L276 IsEmpty]: Start isEmpty. Operand 435436 states and 591657 transitions. [2019-10-03 00:58:36,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2019-10-03 00:58:36,146 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:58:36,147 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:58:36,147 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:58:36,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:58:36,148 INFO L82 PathProgramCache]: Analyzing trace with hash -761858416, now seen corresponding path program 1 times [2019-10-03 00:58:36,148 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:58:36,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:58:36,174 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:58:36,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:58:36,174 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:58:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:58:37,165 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 529 trivial. 0 not checked. [2019-10-03 00:58:37,165 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:58:37,166 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:58:37,166 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:58:37,167 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:58:37,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:58:37,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:58:37,168 INFO L87 Difference]: Start difference. First operand 435436 states and 591657 transitions. Second operand 5 states. [2019-10-03 01:00:12,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:00:12,212 INFO L93 Difference]: Finished difference Result 896182 states and 1229279 transitions. [2019-10-03 01:00:12,212 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-03 01:00:12,213 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 503 [2019-10-03 01:00:12,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:00:17,261 INFO L225 Difference]: With dead ends: 896182 [2019-10-03 01:00:17,262 INFO L226 Difference]: Without dead ends: 896182 [2019-10-03 01:00:17,262 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-03 01:00:17,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 896182 states. [2019-10-03 01:00:49,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 896182 to 876828. [2019-10-03 01:00:49,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 876828 states. [2019-10-03 01:01:20,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876828 states to 876828 states and 1195389 transitions. [2019-10-03 01:01:20,277 INFO L78 Accepts]: Start accepts. Automaton has 876828 states and 1195389 transitions. Word has length 503 [2019-10-03 01:01:20,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:01:20,278 INFO L475 AbstractCegarLoop]: Abstraction has 876828 states and 1195389 transitions. [2019-10-03 01:01:20,279 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 01:01:20,279 INFO L276 IsEmpty]: Start isEmpty. Operand 876828 states and 1195389 transitions. [2019-10-03 01:01:20,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2019-10-03 01:01:20,471 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:01:20,471 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 01:01:20,471 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:01:20,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:01:20,472 INFO L82 PathProgramCache]: Analyzing trace with hash -133905517, now seen corresponding path program 1 times [2019-10-03 01:01:20,472 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:01:20,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:01:20,490 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:01:20,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:01:20,490 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:01:20,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:01:23,407 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 529 trivial. 0 not checked. [2019-10-03 01:01:23,408 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-03 01:01:23,408 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-03 01:01:23,409 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 521 with the following transitions: [2019-10-03 01:01:23,417 INFO L207 CegarAbsIntRunner]: [150], [151], [174], [176], [177], [245], [247], [248], [281], [282], [309], [310], [311], [313], [315], [320], [322], [325], [331], [332], [470], [471], [931], [933], [934], [1049], [1050], [1077], [1078], [1203], [1204], [1259], [1261], [1263], [1265], [1273], [1275], [1281], [1283], [1284], [1315], [1526], [1527], [1995], [1997], [1999], [2001], [2004], [2006], [2008], [2010], [2012], [2014], [2017], [2020], [2049], [2052], [2055], [2057], [2067], [2075], [2152], [2560], [2563], [2566], [2572], [2575], [2578], [2581], [2584], [2586], [2590], [2593], [2596], [2598], [2603], [2606], [2608], [2610], [2847], [2849], [2851], [2854], [2868], [2870], [2872], [2887], [2889], [3053], [3056], [3204], [3211], [3216], [3218], [3221], [3223], [3224], [3229], [3230], [3348], [3349], [3350], [3351], [3596], [3597], [3598], [3599], [3650], [3652], [3655], [3659], [3661], [3664], [3669], [3671], [3674], [3678], [3680], [3683], [3686], [3692], [3747], [3748], [3749], [3936], [4166], [4172], [4173], [4332], [4334], [4336], [4345], [4346], [4351], [4353], [4355], [4357], [4358], [4613], [4615], [4616], [4617], [4626], [4631], [4644], [4653], [4658], [4664], [4668], [4841], [4842], [4907], [4910], [4914], [5417], [5419], [5426], [5427], [5432], [5433], [5466], [5707], [5710], [5724], [5737], [5738], [5739], [5741], [5743], [5745], [5747], [5749], [5750], [5882], [5883], [6231], [6237], [6242], [6244], [6246], [6248], [6250], [6251], [6263], [6265], [6272], [6274], [6277], [6279], [6283], [6285], [6288], [6290], [6292], [6294], [6296], [6298], [6299], [6300], [6304], [6306], [6313], [6321], [6323], [6329], [6358], [6383], [6385], [6386], [6399], [6401], [6407], [6410], [6413], [6416], [6417], [6418], [6718], [6725], [6728], [6730], [6756], [6853], [6855], [6858], [6862], [6865], [6867], [6870], [6874], [6922], [6925], [6926], [6959], [6961], [6966], [6972], [6974], [6977], [6981], [6983], [6986], [6990], [6999], [7012], [7025], [7026], [7065], [7066], [7103], [7104], [7121], [7122], [7123], [7124], [7125], [7126], [7127], [7128], [7129], [7130], [7131], [7132], [7417], [7418], [7519], [7520], [7521], [7522], [7523], [7524], [7547], [7548], [7735], [7736], [7737], [7738], [7739], [7740], [7741], [7742], [7743], [7744], [7745], [7746], [7747], [7748], [7749], [7750], [7751], [7752], [7759], [7760], [7853], [7854], [7855], [7856], [7857], [7858], [7859], [7860], [7861], [7862], [7863], [7864], [7879], [7911], [7912], [7913], [7914], [7915], [7916], [8053], [8054], [8055], [8056], [8121], [8122], [8123], [8124], [8127], [8128], [8129], [8130], [8131], [8132], [8205], [8206], [8207], [8257], [8258], [8259], [8260], [8261], [8262], [8263], [8264], [8265], [8266], [8267], [8268], [8269], [8270], [8487], [8488], [8489], [8490], [8499], [8500], [8501], [8502], [8503], [8504], [8563], [8564], [8833], [8834], [8845], [8846], [8925], [8926], [8927], [8928], [8929], [8930], [8931], [8932], [8933], [8934], [9067], [9068], [9069], [9070], [9071], [9072], [9073], [9074], [9081], [9082], [9083], [9084], [9085], [9086], [9087], [9088], [9089], [9090], [9091], [9092], [9093], [9094], [9095], [9096], [9097], [9098], [9103], [9104], [9105], [9106], [9107], [9108], [9109], [9110], [9111], [9112], [9137], [9138], [9141], [9142], [9213], [9214], [9259], [9260], [9261], [9262], [9301], [9302], [9303], [9305], [9306], [9307], [9308] [2019-10-03 01:01:23,528 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-03 01:01:23,528 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 01:01:24,135 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 01:01:24,138 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 829 root evaluator evaluations with a maximum evaluation depth of 0. Performed 829 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 1728 variables. [2019-10-03 01:01:24,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:01:24,143 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-03 01:01:24,322 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-03 01:01:24,323 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-03 01:01:24,347 INFO L420 sIntCurrentIteration]: We unified 519 AI predicates to 519 [2019-10-03 01:01:24,348 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-03 01:01:24,348 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-03 01:01:24,349 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [10] total 10 [2019-10-03 01:01:24,350 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:01:24,352 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 01:01:24,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 01:01:24,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 01:01:24,353 INFO L87 Difference]: Start difference. First operand 876828 states and 1195389 transitions. Second operand 2 states. [2019-10-03 01:01:24,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:01:24,354 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-03 01:01:24,354 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 01:01:24,354 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 520 [2019-10-03 01:01:24,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:01:24,354 INFO L225 Difference]: With dead ends: 2 [2019-10-03 01:01:24,354 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 01:01:24,356 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 519 GetRequests, 519 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 01:01:24,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 01:01:24,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 01:01:24,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 01:01:24,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 01:01:24,357 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 520 [2019-10-03 01:01:24,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:01:24,357 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 01:01:24,357 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 01:01:24,358 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 01:01:24,358 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 01:01:24,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 01:01:24 BoogieIcfgContainer [2019-10-03 01:01:24,367 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 01:01:24,371 INFO L168 Benchmark]: Toolchain (without parser) took 640658.24 ms. Allocated memory was 132.1 MB in the beginning and 6.4 GB in the end (delta: 6.3 GB). Free memory was 68.1 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 4.4 GB. Max. memory is 7.1 GB. [2019-10-03 01:01:24,372 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-03 01:01:24,376 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6122.50 ms. Allocated memory was 132.1 MB in the beginning and 398.5 MB in the end (delta: 266.3 MB). Free memory was 67.9 MB in the beginning and 124.1 MB in the end (delta: -56.2 MB). Peak memory consumption was 210.1 MB. Max. memory is 7.1 GB. [2019-10-03 01:01:24,377 INFO L168 Benchmark]: Boogie Preprocessor took 720.20 ms. Allocated memory was 398.5 MB in the beginning and 401.6 MB in the end (delta: 3.1 MB). Free memory was 124.1 MB in the beginning and 261.7 MB in the end (delta: -137.5 MB). Peak memory consumption was 83.9 MB. Max. memory is 7.1 GB. [2019-10-03 01:01:24,378 INFO L168 Benchmark]: RCFGBuilder took 51010.41 ms. Allocated memory was 401.6 MB in the beginning and 1.5 GB in the end (delta: 1.1 GB). Free memory was 261.7 MB in the beginning and 576.6 MB in the end (delta: -315.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2019-10-03 01:01:24,379 INFO L168 Benchmark]: TraceAbstraction took 582800.32 ms. Allocated memory was 1.5 GB in the beginning and 6.4 GB in the end (delta: 4.9 GB). Free memory was 576.6 MB in the beginning and 1.9 GB in the end (delta: -1.3 GB). Peak memory consumption was 3.5 GB. Max. memory is 7.1 GB. [2019-10-03 01:01:24,383 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 6122.50 ms. Allocated memory was 132.1 MB in the beginning and 398.5 MB in the end (delta: 266.3 MB). Free memory was 67.9 MB in the beginning and 124.1 MB in the end (delta: -56.2 MB). Peak memory consumption was 210.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 720.20 ms. Allocated memory was 398.5 MB in the beginning and 401.6 MB in the end (delta: 3.1 MB). Free memory was 124.1 MB in the beginning and 261.7 MB in the end (delta: -137.5 MB). Peak memory consumption was 83.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 51010.41 ms. Allocated memory was 401.6 MB in the beginning and 1.5 GB in the end (delta: 1.1 GB). Free memory was 261.7 MB in the beginning and 576.6 MB in the end (delta: -315.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. * TraceAbstraction took 582800.32 ms. Allocated memory was 1.5 GB in the beginning and 6.4 GB in the end (delta: 4.9 GB). Free memory was 576.6 MB in the beginning and 1.9 GB in the end (delta: -1.3 GB). Peak memory consumption was 3.5 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 7064]: 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 390 procedures, 4213 locations, 1 error locations. SAFE Result, 582.7s OverallTime, 10 OverallIterations, 11 TraceHistogramMax, 450.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 59154 SDtfs, 57065 SDslu, 58542 SDs, 0 SdLazy, 64094 SolverSat, 18694 SolverUnsat, 67 SolverUnknown, 0 SolverNotchecked, 390.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 606 GetRequests, 567 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=876828occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.7s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 3.433526011560694 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 107.6s AutomataMinimizationTime, 10 MinimizatonAttempts, 41488 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.9s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 5.9s InterpolantComputationTime, 4093 NumberOfCodeBlocks, 4093 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 4083 ConstructedInterpolants, 0 QuantifiedInterpolants, 2386659 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 4155/4161 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...