java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 02:13:50,628 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 02:13:50,631 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 02:13:50,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 02:13:50,655 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 02:13:50,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 02:13:50,660 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 02:13:50,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 02:13:50,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 02:13:50,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 02:13:50,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 02:13:50,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 02:13:50,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 02:13:50,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 02:13:50,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 02:13:50,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 02:13:50,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 02:13:50,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 02:13:50,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 02:13:50,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 02:13:50,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 02:13:50,690 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 02:13:50,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 02:13:50,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 02:13:50,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 02:13:50,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 02:13:50,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 02:13:50,695 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 02:13:50,696 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 02:13:50,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 02:13:50,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 02:13:50,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 02:13:50,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 02:13:50,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 02:13:50,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 02:13:50,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 02:13:50,706 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 02:13:50,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 02:13:50,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 02:13:50,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 02:13:50,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 02:13:50,710 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 02:13:50,736 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 02:13:50,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 02:13:50,738 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 02:13:50,738 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 02:13:50,739 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 02:13:50,739 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 02:13:50,739 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 02:13:50,739 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 02:13:50,740 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 02:13:50,740 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 02:13:50,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 02:13:50,743 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 02:13:50,743 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 02:13:50,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 02:13:50,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 02:13:50,744 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 02:13:50,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 02:13:50,744 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 02:13:50,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 02:13:50,745 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 02:13:50,745 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 02:13:50,746 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 02:13:50,746 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 02:13:50,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 02:13:50,746 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 02:13:50,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 02:13:50,747 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 02:13:50,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 02:13:50,747 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 02:13:50,748 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 02:13:50,801 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 02:13:50,818 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 02:13:50,822 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 02:13:50,823 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 02:13:50,826 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 02:13:50,827 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2019-10-03 02:13:50,906 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0a8ee33d/262dffe68ce6465b97220556ef4a6081/FLAG25cc31bdd [2019-10-03 02:13:51,747 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 02:13:51,749 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2019-10-03 02:13:51,806 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0a8ee33d/262dffe68ce6465b97220556ef4a6081/FLAG25cc31bdd [2019-10-03 02:13:52,229 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0a8ee33d/262dffe68ce6465b97220556ef4a6081 [2019-10-03 02:13:52,239 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 02:13:52,240 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 02:13:52,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 02:13:52,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 02:13:52,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 02:13:52,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:13:52" (1/1) ... [2019-10-03 02:13:52,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32395496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:13:52, skipping insertion in model container [2019-10-03 02:13:52,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:13:52" (1/1) ... [2019-10-03 02:13:52,258 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 02:13:52,407 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 02:13:54,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:13:54,967 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 02:13:55,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:13:55,965 INFO L192 MainTranslator]: Completed translation [2019-10-03 02:13:55,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:13:55 WrapperNode [2019-10-03 02:13:55,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 02:13:55,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 02:13:55,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 02:13:55,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 02:13:55,982 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:13:55" (1/1) ... [2019-10-03 02:13:55,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:13:55" (1/1) ... [2019-10-03 02:13:56,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:13:55" (1/1) ... [2019-10-03 02:13:56,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:13:55" (1/1) ... [2019-10-03 02:13:56,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:13:55" (1/1) ... [2019-10-03 02:13:56,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:13:55" (1/1) ... [2019-10-03 02:13:56,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:13:55" (1/1) ... [2019-10-03 02:13:56,294 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 02:13:56,295 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 02:13:56,295 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 02:13:56,302 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 02:13:56,304 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:13:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 02:13:56,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 02:13:56,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 02:13:56,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-03 02:13:56,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-03 02:13:56,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-03 02:13:56,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-03 02:13:56,403 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-03 02:13:56,403 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-03 02:13:56,403 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-03 02:13:56,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-03 02:13:56,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2019-10-03 02:13:56,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-03 02:13:56,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-03 02:13:56,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-03 02:13:56,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-03 02:13:56,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-03 02:13:56,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-03 02:13:56,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-03 02:13:56,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-03 02:13:56,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-03 02:13:56,410 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-03 02:13:56,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-10-03 02:13:56,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2019-10-03 02:13:56,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-10-03 02:13:56,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2019-10-03 02:13:56,412 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2019-10-03 02:13:56,412 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2019-10-03 02:13:56,412 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-10-03 02:13:56,412 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2019-10-03 02:13:56,412 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2019-10-03 02:13:56,413 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-03 02:13:56,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-10-03 02:13:56,413 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-03 02:13:56,413 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-03 02:13:56,413 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-03 02:13:56,413 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-03 02:13:56,414 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-03 02:13:56,414 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-03 02:13:56,414 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-03 02:13:56,414 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-03 02:13:56,476 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-03 02:13:56,476 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-03 02:13:56,476 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2019-10-03 02:13:56,477 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2019-10-03 02:13:56,477 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-10-03 02:13:56,477 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-03 02:13:56,477 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-10-03 02:13:56,477 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-10-03 02:13:56,478 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2019-10-03 02:13:56,478 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2019-10-03 02:13:56,478 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-03 02:13:56,478 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-03 02:13:56,478 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-03 02:13:56,478 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-03 02:13:56,479 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-03 02:13:56,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-10-03 02:13:56,479 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-10-03 02:13:56,479 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2019-10-03 02:13:56,479 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-10-03 02:13:56,479 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-03 02:13:56,480 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-03 02:13:56,480 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-03 02:13:56,480 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-03 02:13:56,480 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-03 02:13:56,481 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-03 02:13:56,481 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-03 02:13:56,481 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-03 02:13:56,481 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-03 02:13:56,482 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2019-10-03 02:13:56,482 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_init_one [2019-10-03 02:13:56,482 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2019-10-03 02:13:56,482 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2019-10-03 02:13:56,483 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2019-10-03 02:13:56,483 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_open [2019-10-03 02:13:56,484 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_tx [2019-10-03 02:13:56,484 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_timer [2019-10-03 02:13:56,484 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_tx_timeout [2019-10-03 02:13:56,484 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_init_ring [2019-10-03 02:13:56,484 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_start_xmit [2019-10-03 02:13:56,485 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_interrupt [2019-10-03 02:13:56,485 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_rx [2019-10-03 02:13:56,485 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_error [2019-10-03 02:13:56,485 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_close [2019-10-03 02:13:56,486 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_stats [2019-10-03 02:13:56,486 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2019-10-03 02:13:56,487 INFO L138 BoogieDeclarations]: Found implementation of procedure check_if_running [2019-10-03 02:13:56,487 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_drvinfo [2019-10-03 02:13:56,487 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_settings [2019-10-03 02:13:56,488 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_set_settings [2019-10-03 02:13:56,488 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_nway_reset [2019-10-03 02:13:56,488 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_link [2019-10-03 02:13:56,488 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_ioctl [2019-10-03 02:13:56,489 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_remove_one [2019-10-03 02:13:56,489 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_init [2019-10-03 02:13:56,489 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_exit [2019-10-03 02:13:56,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_6 [2019-10-03 02:13:56,489 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-10-03 02:13:56,489 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-10-03 02:13:56,490 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-10-03 02:13:56,490 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-10-03 02:13:56,490 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-03 02:13:56,490 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-03 02:13:56,490 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-03 02:13:56,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-03 02:13:56,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_3 [2019-10-03 02:13:56,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_4 [2019-10-03 02:13:56,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_5 [2019-10-03 02:13:56,491 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-03 02:13:56,491 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 02:13:56,491 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-03 02:13:56,492 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-03 02:13:56,492 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-03 02:13:56,492 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-03 02:13:56,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-03 02:13:56,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-10-03 02:13:56,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-10-03 02:13:56,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-10-03 02:13:56,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-10-03 02:13:56,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-10-03 02:13:56,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-10-03 02:13:56,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-10-03 02:13:56,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-10-03 02:13:56,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-10-03 02:13:56,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_37 [2019-10-03 02:13:56,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_38 [2019-10-03 02:13:56,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_39 [2019-10-03 02:13:56,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_40 [2019-10-03 02:13:56,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_41 [2019-10-03 02:13:56,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_42 [2019-10-03 02:13:56,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_43 [2019-10-03 02:13:56,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_44 [2019-10-03 02:13:56,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_45 [2019-10-03 02:13:56,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-03 02:13:56,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-03 02:13:56,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-03 02:13:56,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-03 02:13:56,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-03 02:13:56,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-03 02:13:56,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-03 02:13:56,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-03 02:13:56,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-03 02:13:56,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-03 02:13:56,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-03 02:13:56,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-03 02:13:56,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-03 02:13:56,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-03 02:13:56,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-03 02:13:56,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-03 02:13:56,509 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-03 02:13:56,509 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-03 02:13:56,509 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-03 02:13:56,510 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-03 02:13:56,510 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-03 02:13:56,510 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-03 02:13:56,510 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-10-03 02:13:56,510 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-03 02:13:56,511 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-03 02:13:56,511 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2019-10-03 02:13:56,511 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_device [2019-10-03 02:13:56,511 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-03 02:13:56,511 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-03 02:13:56,511 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-03 02:13:56,511 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-03 02:13:56,511 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-10-03 02:13:56,512 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-10-03 02:13:56,512 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-03 02:13:56,512 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-03 02:13:56,512 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-03 02:13:56,512 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-03 02:13:56,512 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_mii_ioctl [2019-10-03 02:13:56,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-10-03 02:13:56,512 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-10-03 02:13:56,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-03 02:13:56,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-03 02:13:56,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_6 [2019-10-03 02:13:56,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_6 [2019-10-03 02:13:56,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2019-10-03 02:13:56,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-03 02:13:56,513 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2019-10-03 02:13:56,513 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2019-10-03 02:13:56,514 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2019-10-03 02:13:56,514 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2019-10-03 02:13:56,514 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-03 02:13:56,514 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-03 02:13:56,514 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-03 02:13:56,514 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-03 02:13:56,514 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-03 02:13:56,515 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-03 02:13:56,515 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-03 02:13:56,515 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-03 02:13:56,515 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-03 02:13:56,515 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-03 02:13:56,515 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-03 02:13:56,516 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-03 02:13:56,516 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-03 02:13:56,516 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-03 02:13:56,516 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-03 02:13:56,516 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-03 02:13:56,517 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-03 02:13:56,517 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-03 02:13:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 02:13:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-03 02:13:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-03 02:13:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-03 02:13:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-03 02:13:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-03 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2019-10-03 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-03 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-03 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-03 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-03 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-03 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-03 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-03 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-03 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-03 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-03 02:13:56,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-03 02:13:56,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-03 02:13:56,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-03 02:13:56,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-03 02:13:56,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-03 02:13:56,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-03 02:13:56,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-03 02:13:56,521 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-03 02:13:56,521 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-03 02:13:56,521 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-03 02:13:56,521 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-03 02:13:56,521 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-03 02:13:56,521 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-03 02:13:56,521 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-03 02:13:56,521 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-03 02:13:56,522 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-03 02:13:56,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-10-03 02:13:56,522 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-03 02:13:56,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2019-10-03 02:13:56,522 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-03 02:13:56,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-10-03 02:13:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-03 02:13:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2019-10-03 02:13:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-03 02:13:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-03 02:13:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-03 02:13:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_41 [2019-10-03 02:13:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2019-10-03 02:13:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2019-10-03 02:13:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-10-03 02:13:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2019-10-03 02:13:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2019-10-03 02:13:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-03 02:13:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-10-03 02:13:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-10-03 02:13:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-10-03 02:13:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-03 02:13:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 02:13:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-10-03 02:13:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-03 02:13:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-03 02:13:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_6 [2019-10-03 02:13:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-10-03 02:13:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-10-03 02:13:56,530 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-10-03 02:13:56,530 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-10-03 02:13:56,531 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-03 02:13:56,531 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-03 02:13:56,531 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-03 02:13:56,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-03 02:13:56,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_3 [2019-10-03 02:13:56,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_4 [2019-10-03 02:13:56,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_5 [2019-10-03 02:13:56,535 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-03 02:13:56,535 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-03 02:13:56,535 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-03 02:13:56,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_39 [2019-10-03 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-03 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_40 [2019-10-03 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-03 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-03 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-03 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-03 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-03 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-03 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-03 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-03 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_44 [2019-10-03 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-03 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_45 [2019-10-03 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-03 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-03 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-03 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-03 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2019-10-03 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_device [2019-10-03 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-03 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-03 02:13:56,539 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-03 02:13:56,539 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-03 02:13:56,539 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-03 02:13:56,539 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2019-10-03 02:13:56,539 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-03 02:13:56,539 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2019-10-03 02:13:56,539 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-03 02:13:56,539 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-03 02:13:56,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-10-03 02:13:56,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-03 02:13:56,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-10-03 02:13:56,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-10-03 02:13:56,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2019-10-03 02:13:56,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2019-10-03 02:13:56,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-03 02:13:56,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-03 02:13:56,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-03 02:13:56,541 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-03 02:13:56,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-10-03 02:13:56,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-10-03 02:13:56,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-10-03 02:13:56,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-10-03 02:13:56,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-10-03 02:13:56,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-10-03 02:13:56,541 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-03 02:13:56,542 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-03 02:13:56,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 02:13:56,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-10-03 02:13:56,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-10-03 02:13:56,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-10-03 02:13:56,542 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-03 02:13:56,542 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-10-03 02:13:56,543 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-10-03 02:13:56,543 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2019-10-03 02:13:56,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-03 02:13:56,543 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2019-10-03 02:13:56,543 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2019-10-03 02:13:56,543 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2019-10-03 02:13:56,543 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2019-10-03 02:13:56,543 INFO L130 BoogieDeclarations]: Found specification of procedure generic_mii_ioctl [2019-10-03 02:13:56,544 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-10-03 02:13:56,544 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-03 02:13:56,544 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-03 02:13:56,544 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-03 02:13:56,544 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-03 02:13:56,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_38 [2019-10-03 02:13:56,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_43 [2019-10-03 02:13:56,545 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-03 02:13:56,545 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-03 02:13:56,545 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-03 02:13:56,545 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-03 02:13:56,545 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-03 02:13:56,545 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-03 02:13:56,545 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-03 02:13:56,546 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-03 02:13:56,546 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-03 02:13:56,546 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-03 02:13:56,546 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-03 02:13:56,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_37 [2019-10-03 02:13:56,546 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-03 02:13:56,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_42 [2019-10-03 02:13:56,546 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2019-10-03 02:13:56,546 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-03 02:13:56,547 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-10-03 02:13:56,547 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-10-03 02:13:56,547 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-03 02:13:56,547 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-03 02:13:56,547 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_timer [2019-10-03 02:13:56,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 02:13:56,547 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2019-10-03 02:13:56,547 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2019-10-03 02:13:56,547 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2019-10-03 02:13:56,548 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_open [2019-10-03 02:13:56,548 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_ioctl [2019-10-03 02:13:56,548 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_tx_timeout [2019-10-03 02:13:56,548 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_init_ring [2019-10-03 02:13:56,548 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_start_xmit [2019-10-03 02:13:56,548 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_interrupt [2019-10-03 02:13:56,548 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_rx [2019-10-03 02:13:56,548 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_tx [2019-10-03 02:13:56,549 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_error [2019-10-03 02:13:56,549 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_close [2019-10-03 02:13:56,549 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_stats [2019-10-03 02:13:56,549 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2019-10-03 02:13:56,549 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_init_one [2019-10-03 02:13:56,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 02:13:56,549 INFO L130 BoogieDeclarations]: Found specification of procedure check_if_running [2019-10-03 02:13:56,550 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_drvinfo [2019-10-03 02:13:56,550 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_settings [2019-10-03 02:13:56,550 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_set_settings [2019-10-03 02:13:56,550 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_nway_reset [2019-10-03 02:13:56,550 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_link [2019-10-03 02:13:56,550 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_remove_one [2019-10-03 02:13:56,551 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_init [2019-10-03 02:13:56,551 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_exit [2019-10-03 02:13:56,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_6 [2019-10-03 02:13:56,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2019-10-03 02:13:56,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_6 [2019-10-03 02:13:56,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-03 02:13:56,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-03 02:13:56,552 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-03 02:13:56,552 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 02:13:56,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-03 02:13:56,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-03 02:13:56,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-03 02:13:56,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-03 02:13:56,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-03 02:13:56,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-03 02:13:56,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-03 02:13:56,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-03 02:13:56,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-03 02:13:56,554 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-03 02:13:56,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 02:13:56,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-03 02:13:56,554 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 02:13:56,554 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-03 02:13:56,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 02:13:56,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 02:13:56,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 02:13:56,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 02:13:56,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-03 02:13:56,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-03 02:13:56,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-03 02:13:56,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-03 02:13:57,783 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-03 02:14:01,935 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 02:14:01,936 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-03 02:14:01,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:14:01 BoogieIcfgContainer [2019-10-03 02:14:01,939 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 02:14:01,941 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 02:14:01,941 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 02:14:01,945 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 02:14:01,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 02:13:52" (1/3) ... [2019-10-03 02:14:01,946 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69e9f381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:14:01, skipping insertion in model container [2019-10-03 02:14:01,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:13:55" (2/3) ... [2019-10-03 02:14:01,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69e9f381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:14:01, skipping insertion in model container [2019-10-03 02:14:01,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:14:01" (3/3) ... [2019-10-03 02:14:01,951 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2019-10-03 02:14:01,962 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 02:14:01,973 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-03 02:14:01,991 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-03 02:14:02,019 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 02:14:02,019 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 02:14:02,020 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 02:14:02,020 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 02:14:02,020 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 02:14:02,020 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 02:14:02,020 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 02:14:02,020 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 02:14:02,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states. [2019-10-03 02:14:02,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-10-03 02:14:02,104 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:14:02,106 INFO L411 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 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] [2019-10-03 02:14:02,108 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:14:02,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:14:02,114 INFO L82 PathProgramCache]: Analyzing trace with hash 917855933, now seen corresponding path program 1 times [2019-10-03 02:14:02,117 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:14:02,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:14:02,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:14:02,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:14:02,209 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:14:02,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:14:03,160 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-10-03 02:14:03,163 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:14:03,163 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:14:03,164 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:14:03,169 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:14:03,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:14:03,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:14:03,189 INFO L87 Difference]: Start difference. First operand 1641 states. Second operand 3 states. [2019-10-03 02:14:03,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:14:03,758 INFO L93 Difference]: Finished difference Result 2556 states and 3303 transitions. [2019-10-03 02:14:03,759 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:14:03,761 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 156 [2019-10-03 02:14:03,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:14:03,800 INFO L225 Difference]: With dead ends: 2556 [2019-10-03 02:14:03,800 INFO L226 Difference]: Without dead ends: 2489 [2019-10-03 02:14:03,802 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:14:03,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2489 states. [2019-10-03 02:14:04,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2489 to 2439. [2019-10-03 02:14:04,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2439 states. [2019-10-03 02:14:04,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 2439 states and 3147 transitions. [2019-10-03 02:14:04,072 INFO L78 Accepts]: Start accepts. Automaton has 2439 states and 3147 transitions. Word has length 156 [2019-10-03 02:14:04,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:14:04,074 INFO L475 AbstractCegarLoop]: Abstraction has 2439 states and 3147 transitions. [2019-10-03 02:14:04,075 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:14:04,075 INFO L276 IsEmpty]: Start isEmpty. Operand 2439 states and 3147 transitions. [2019-10-03 02:14:04,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-10-03 02:14:04,093 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:14:04,094 INFO L411 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 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] [2019-10-03 02:14:04,094 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:14:04,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:14:04,095 INFO L82 PathProgramCache]: Analyzing trace with hash -985068789, now seen corresponding path program 1 times [2019-10-03 02:14:04,095 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:14:04,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:14:04,117 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:14:04,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:14:04,117 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:14:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:14:04,752 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2019-10-03 02:14:04,752 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:14:04,752 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:14:04,752 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:14:04,764 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:14:04,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:14:04,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:14:04,773 INFO L87 Difference]: Start difference. First operand 2439 states and 3147 transitions. Second operand 5 states. [2019-10-03 02:14:05,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:14:05,006 INFO L93 Difference]: Finished difference Result 4861 states and 6280 transitions. [2019-10-03 02:14:05,007 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 02:14:05,007 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 164 [2019-10-03 02:14:05,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:14:05,035 INFO L225 Difference]: With dead ends: 4861 [2019-10-03 02:14:05,035 INFO L226 Difference]: Without dead ends: 4861 [2019-10-03 02:14:05,036 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 02:14:05,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4861 states. [2019-10-03 02:14:05,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4861 to 4838. [2019-10-03 02:14:05,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4838 states. [2019-10-03 02:14:05,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4838 states to 4838 states and 6248 transitions. [2019-10-03 02:14:05,211 INFO L78 Accepts]: Start accepts. Automaton has 4838 states and 6248 transitions. Word has length 164 [2019-10-03 02:14:05,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:14:05,211 INFO L475 AbstractCegarLoop]: Abstraction has 4838 states and 6248 transitions. [2019-10-03 02:14:05,211 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:14:05,212 INFO L276 IsEmpty]: Start isEmpty. Operand 4838 states and 6248 transitions. [2019-10-03 02:14:05,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-10-03 02:14:05,217 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:14:05,217 INFO L411 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 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] [2019-10-03 02:14:05,217 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:14:05,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:14:05,218 INFO L82 PathProgramCache]: Analyzing trace with hash -9093499, now seen corresponding path program 1 times [2019-10-03 02:14:05,218 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:14:05,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:14:05,231 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:14:05,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:14:05,232 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:14:05,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:14:05,547 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2019-10-03 02:14:05,547 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:14:05,547 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:14:05,548 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:14:05,549 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:14:05,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:14:05,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:14:05,550 INFO L87 Difference]: Start difference. First operand 4838 states and 6248 transitions. Second operand 5 states. [2019-10-03 02:14:05,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:14:05,789 INFO L93 Difference]: Finished difference Result 9684 states and 12512 transitions. [2019-10-03 02:14:05,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 02:14:05,789 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 165 [2019-10-03 02:14:05,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:14:05,856 INFO L225 Difference]: With dead ends: 9684 [2019-10-03 02:14:05,857 INFO L226 Difference]: Without dead ends: 9684 [2019-10-03 02:14:05,858 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 02:14:05,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9684 states. [2019-10-03 02:14:06,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9684 to 9645. [2019-10-03 02:14:06,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9645 states. [2019-10-03 02:14:06,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9645 states to 9645 states and 12458 transitions. [2019-10-03 02:14:06,276 INFO L78 Accepts]: Start accepts. Automaton has 9645 states and 12458 transitions. Word has length 165 [2019-10-03 02:14:06,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:14:06,277 INFO L475 AbstractCegarLoop]: Abstraction has 9645 states and 12458 transitions. [2019-10-03 02:14:06,277 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:14:06,277 INFO L276 IsEmpty]: Start isEmpty. Operand 9645 states and 12458 transitions. [2019-10-03 02:14:06,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-10-03 02:14:06,284 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:14:06,285 INFO L411 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 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] [2019-10-03 02:14:06,285 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:14:06,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:14:06,285 INFO L82 PathProgramCache]: Analyzing trace with hash 1246629032, now seen corresponding path program 1 times [2019-10-03 02:14:06,286 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:14:06,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:14:06,299 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:14:06,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:14:06,299 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:14:06,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:14:06,617 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2019-10-03 02:14:06,618 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:14:06,618 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:14:06,618 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:14:06,619 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:14:06,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:14:06,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:14:06,619 INFO L87 Difference]: Start difference. First operand 9645 states and 12458 transitions. Second operand 5 states. [2019-10-03 02:14:06,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:14:06,956 INFO L93 Difference]: Finished difference Result 19343 states and 24986 transitions. [2019-10-03 02:14:06,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 02:14:06,957 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 166 [2019-10-03 02:14:06,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:14:07,088 INFO L225 Difference]: With dead ends: 19343 [2019-10-03 02:14:07,088 INFO L226 Difference]: Without dead ends: 19343 [2019-10-03 02:14:07,088 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 02:14:07,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19343 states. [2019-10-03 02:14:08,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19343 to 19268. [2019-10-03 02:14:08,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19268 states. [2019-10-03 02:14:08,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19268 states to 19268 states and 24888 transitions. [2019-10-03 02:14:08,787 INFO L78 Accepts]: Start accepts. Automaton has 19268 states and 24888 transitions. Word has length 166 [2019-10-03 02:14:08,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:14:08,789 INFO L475 AbstractCegarLoop]: Abstraction has 19268 states and 24888 transitions. [2019-10-03 02:14:08,789 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:14:08,789 INFO L276 IsEmpty]: Start isEmpty. Operand 19268 states and 24888 transitions. [2019-10-03 02:14:08,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-10-03 02:14:08,798 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:14:08,799 INFO L411 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 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] [2019-10-03 02:14:08,799 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:14:08,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:14:08,799 INFO L82 PathProgramCache]: Analyzing trace with hash -1710385854, now seen corresponding path program 1 times [2019-10-03 02:14:08,800 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:14:08,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:14:08,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:14:08,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:14:08,816 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:14:08,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:14:09,144 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2019-10-03 02:14:09,144 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:14:09,144 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:14:09,145 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:14:09,145 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:14:09,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:14:09,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:14:09,147 INFO L87 Difference]: Start difference. First operand 19268 states and 24888 transitions. Second operand 5 states. [2019-10-03 02:14:09,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:14:09,522 INFO L93 Difference]: Finished difference Result 37975 states and 49034 transitions. [2019-10-03 02:14:09,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 02:14:09,522 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 167 [2019-10-03 02:14:09,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:14:09,692 INFO L225 Difference]: With dead ends: 37975 [2019-10-03 02:14:09,693 INFO L226 Difference]: Without dead ends: 37975 [2019-10-03 02:14:09,693 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 02:14:09,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37975 states. [2019-10-03 02:14:10,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37975 to 37834. [2019-10-03 02:14:10,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37834 states. [2019-10-03 02:14:10,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37834 states to 37834 states and 48860 transitions. [2019-10-03 02:14:10,875 INFO L78 Accepts]: Start accepts. Automaton has 37834 states and 48860 transitions. Word has length 167 [2019-10-03 02:14:10,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:14:10,875 INFO L475 AbstractCegarLoop]: Abstraction has 37834 states and 48860 transitions. [2019-10-03 02:14:10,875 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:14:10,875 INFO L276 IsEmpty]: Start isEmpty. Operand 37834 states and 48860 transitions. [2019-10-03 02:14:10,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-10-03 02:14:10,881 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:14:10,881 INFO L411 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:14:10,882 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:14:10,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:14:10,882 INFO L82 PathProgramCache]: Analyzing trace with hash 458109283, now seen corresponding path program 1 times [2019-10-03 02:14:10,882 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:14:10,896 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:14:10,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:14:10,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:14:10,897 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:14:11,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:14:11,277 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2019-10-03 02:14:11,277 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-03 02:14:11,277 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-03 02:14:11,279 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 182 with the following transitions: [2019-10-03 02:14:11,282 INFO L207 CegarAbsIntRunner]: [78], [84], [85], [90], [391], [392], [554], [580], [586], [587], [738], [739], [907], [908], [932], [934], [937], [941], [944], [1115], [1118], [1142], [1145], [1253], [1447], [1450], [1554], [1556], [1557], [1566], [1568], [1569], [1660], [1662], [1664], [1666], [1668], [1670], [1672], [1675], [1677], [1679], [1971], [2017], [2020], [2023], [2283], [2288], [2291], [2294], [2297], [2313], [2315], [2316], [2518], [2520], [2523], [2525], [2529], [2532], [2540], [2543], [2654], [2657], [2658], [2661], [2663], [2696], [2714], [2715], [2720], [2721], [2920], [3208], [3209], [3242], [3356], [3390], [3391], [3392], [3393], [3434], [3435], [3436], [3437], [3438], [3439], [3440], [3441], [3442], [3443], [3444], [3445], [3446], [3447], [3448], [3449], [3450], [3451], [3510], [3511], [3550], [3554], [3634], [3635], [3636], [3637], [3638], [3639], [3640], [3641], [3642], [3666], [3667], [3668], [3669], [3670], [3671], [3726], [3727], [3728] [2019-10-03 02:14:11,355 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-03 02:14:11,355 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 02:14:11,580 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 02:14:11,582 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 229 root evaluator evaluations with a maximum evaluation depth of 0. Performed 229 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 390 variables. [2019-10-03 02:14:11,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:14:11,589 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-03 02:14:11,726 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-03 02:14:11,726 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-03 02:14:11,732 INFO L420 sIntCurrentIteration]: We unified 180 AI predicates to 180 [2019-10-03 02:14:11,732 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-03 02:14:11,733 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-03 02:14:11,733 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 9 [2019-10-03 02:14:11,733 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:14:11,734 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 02:14:11,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 02:14:11,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:14:11,734 INFO L87 Difference]: Start difference. First operand 37834 states and 48860 transitions. Second operand 2 states. [2019-10-03 02:14:11,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:14:11,735 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-03 02:14:11,735 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 02:14:11,735 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 181 [2019-10-03 02:14:11,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:14:11,736 INFO L225 Difference]: With dead ends: 2 [2019-10-03 02:14:11,736 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 02:14:11,736 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:14:11,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 02:14:11,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 02:14:11,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 02:14:11,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 02:14:11,737 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 181 [2019-10-03 02:14:11,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:14:11,737 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 02:14:11,737 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 02:14:11,738 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 02:14:11,738 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 02:14:11,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 02:14:11 BoogieIcfgContainer [2019-10-03 02:14:11,743 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 02:14:11,746 INFO L168 Benchmark]: Toolchain (without parser) took 19504.98 ms. Allocated memory was 132.6 MB in the beginning and 807.4 MB in the end (delta: 674.8 MB). Free memory was 77.2 MB in the beginning and 195.2 MB in the end (delta: -118.0 MB). Peak memory consumption was 556.8 MB. Max. memory is 7.1 GB. [2019-10-03 02:14:11,748 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 106.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-03 02:14:11,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3725.07 ms. Allocated memory was 132.6 MB in the beginning and 269.5 MB in the end (delta: 136.8 MB). Free memory was 76.8 MB in the beginning and 100.1 MB in the end (delta: -23.3 MB). Peak memory consumption was 121.4 MB. Max. memory is 7.1 GB. [2019-10-03 02:14:11,753 INFO L168 Benchmark]: Boogie Preprocessor took 327.63 ms. Allocated memory is still 269.5 MB. Free memory was 100.1 MB in the beginning and 74.4 MB in the end (delta: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-10-03 02:14:11,755 INFO L168 Benchmark]: RCFGBuilder took 5643.58 ms. Allocated memory was 269.5 MB in the beginning and 434.6 MB in the end (delta: 165.2 MB). Free memory was 72.7 MB in the beginning and 306.6 MB in the end (delta: -234.0 MB). Peak memory consumption was 137.5 MB. Max. memory is 7.1 GB. [2019-10-03 02:14:11,756 INFO L168 Benchmark]: TraceAbstraction took 9802.24 ms. Allocated memory was 434.6 MB in the beginning and 807.4 MB in the end (delta: 372.8 MB). Free memory was 306.6 MB in the beginning and 195.2 MB in the end (delta: 111.4 MB). Peak memory consumption was 484.2 MB. Max. memory is 7.1 GB. [2019-10-03 02:14:11,768 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 106.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3725.07 ms. Allocated memory was 132.6 MB in the beginning and 269.5 MB in the end (delta: 136.8 MB). Free memory was 76.8 MB in the beginning and 100.1 MB in the end (delta: -23.3 MB). Peak memory consumption was 121.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 327.63 ms. Allocated memory is still 269.5 MB. Free memory was 100.1 MB in the beginning and 74.4 MB in the end (delta: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5643.58 ms. Allocated memory was 269.5 MB in the beginning and 434.6 MB in the end (delta: 165.2 MB). Free memory was 72.7 MB in the beginning and 306.6 MB in the end (delta: -234.0 MB). Peak memory consumption was 137.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 9802.24 ms. Allocated memory was 434.6 MB in the beginning and 807.4 MB in the end (delta: 372.8 MB). Free memory was 306.6 MB in the beginning and 195.2 MB in the end (delta: 111.4 MB). Peak memory consumption was 484.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 8800]: 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 200 procedures, 1711 locations, 1 error locations. SAFE Result, 9.7s OverallTime, 6 OverallIterations, 6 TraceHistogramMax, 2.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 12107 SDtfs, 9270 SDslu, 29475 SDs, 0 SdLazy, 197 SolverSat, 27 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 220 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=37834occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 3.4 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 3.7s AutomataMinimizationTime, 6 MinimizatonAttempts, 328 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 999 NumberOfCodeBlocks, 999 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 993 ConstructedInterpolants, 0 QuantifiedInterpolants, 226977 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 886/890 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...