java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8842.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 11:00:56,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 11:00:56,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 11:00:56,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 11:00:56,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 11:00:56,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 11:00:56,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 11:00:56,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 11:00:56,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 11:00:56,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 11:00:56,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 11:00:56,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 11:00:56,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 11:00:56,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 11:00:56,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 11:00:56,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 11:00:56,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 11:00:56,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 11:00:56,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 11:00:56,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 11:00:56,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 11:00:56,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 11:00:56,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 11:00:56,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 11:00:56,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 11:00:56,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 11:00:56,862 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 11:00:56,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 11:00:56,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 11:00:56,864 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 11:00:56,865 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 11:00:56,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 11:00:56,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 11:00:56,867 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 11:00:56,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 11:00:56,868 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 11:00:56,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 11:00:56,869 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 11:00:56,869 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 11:00:56,870 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 11:00:56,871 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 11:00:56,872 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 [2019-09-10 11:00:56,887 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 11:00:56,887 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 11:00:56,888 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 11:00:56,888 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 11:00:56,889 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 11:00:56,889 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 11:00:56,889 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 11:00:56,889 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 11:00:56,889 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 11:00:56,890 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 11:00:56,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 11:00:56,890 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 11:00:56,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 11:00:56,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 11:00:56,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 11:00:56,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 11:00:56,891 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 11:00:56,892 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 11:00:56,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 11:00:56,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 11:00:56,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 11:00:56,892 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 11:00:56,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 11:00:56,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 11:00:56,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 11:00:56,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 11:00:56,893 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 11:00:56,894 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 11:00:56,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 11:00:56,894 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 11:00:56,923 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 11:00:56,937 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 11:00:56,941 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 11:00:56,942 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 11:00:56,943 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 11:00:56,943 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8842.ko-entry_point.cil.out.i [2019-09-10 11:00:57,017 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9bcbf3eb/87de31a9979c42a39fe0e0c57833f417/FLAGb9eaae8be [2019-09-10 11:00:57,964 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 11:00:57,965 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8842.ko-entry_point.cil.out.i [2019-09-10 11:00:58,014 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9bcbf3eb/87de31a9979c42a39fe0e0c57833f417/FLAGb9eaae8be [2019-09-10 11:00:58,355 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9bcbf3eb/87de31a9979c42a39fe0e0c57833f417 [2019-09-10 11:00:58,368 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 11:00:58,370 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 11:00:58,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 11:00:58,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 11:00:58,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 11:00:58,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 11:00:58" (1/1) ... [2019-09-10 11:00:58,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3015b0d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:00:58, skipping insertion in model container [2019-09-10 11:00:58,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 11:00:58" (1/1) ... [2019-09-10 11:00:58,390 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 11:00:58,548 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 11:01:00,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 11:01:00,981 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 11:01:01,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 11:01:01,801 INFO L192 MainTranslator]: Completed translation [2019-09-10 11:01:01,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:01:01 WrapperNode [2019-09-10 11:01:01,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 11:01:01,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 11:01:01,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 11:01:01,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 11:01:01,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:01:01" (1/1) ... [2019-09-10 11:01:01,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:01:01" (1/1) ... [2019-09-10 11:01:01,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:01:01" (1/1) ... [2019-09-10 11:01:01,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:01:01" (1/1) ... [2019-09-10 11:01:02,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:01:01" (1/1) ... [2019-09-10 11:01:02,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:01:01" (1/1) ... [2019-09-10 11:01:02,093 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:01:01" (1/1) ... [2019-09-10 11:01:02,115 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 11:01:02,116 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 11:01:02,116 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 11:01:02,116 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 11:01:02,117 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:01:01" (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 [2019-09-10 11:01:02,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 11:01:02,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 11:01:02,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~$Pointer$ [2019-09-10 11:01:02,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-09-10 11:01:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-09-10 11:01:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-09-10 11:01:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-09-10 11:01:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~dma_cookie_t~0 [2019-09-10 11:01:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-09-10 11:01:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-10 11:01:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-10 11:01:02,191 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-10 11:01:02,191 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-10 11:01:02,191 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-10 11:01:02,191 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_zero [2019-09-10 11:01:02,191 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-10 11:01:02,192 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-10 11:01:02,192 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2019-09-10 11:01:02,192 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-09-10 11:01:02,192 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-09-10 11:01:02,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-09-10 11:01:02,193 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-09-10 11:01:02,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-10 11:01:02,193 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-10 11:01:02,193 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-10 11:01:02,193 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-10 11:01:02,194 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2019-09-10 11:01:02,194 INFO L138 BoogieDeclarations]: Found implementation of procedure dmaengine_prep_slave_sg [2019-09-10 11:01:02,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __dma_cap_set [2019-09-10 11:01:02,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __dma_cap_zero [2019-09-10 11:01:02,194 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-09-10 11:01:02,194 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-09-10 11:01:02,195 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-09-10 11:01:02,195 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-09-10 11:01:02,195 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_range_for_device [2019-09-10 11:01:02,195 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2019-09-10 11:01:02,195 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-09-10 11:01:02,195 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2019-09-10 11:01:02,196 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-09-10 11:01:02,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-09-10 11:01:02,196 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-09-10 11:01:02,196 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-09-10 11:01:02,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-10 11:01:02,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-10 11:01:02,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-10 11:01:02,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-10 11:01:02,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-10 11:01:02,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-10 11:01:02,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-10 11:01:02,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-10 11:01:02,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-10 11:01:02,198 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-09-10 11:01:02,198 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2019-09-10 11:01:02,198 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-09-10 11:01:02,198 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2019-09-10 11:01:02,198 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-10 11:01:02,198 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-10 11:01:02,198 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-10 11:01:02,199 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-10 11:01:02,199 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-10 11:01:02,199 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-10 11:01:02,199 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-09-10 11:01:02,199 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-09-10 11:01:02,199 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-09-10 11:01:02,200 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-09-10 11:01:02,200 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-09-10 11:01:02,200 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-09-10 11:01:02,200 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_random_addr [2019-09-10 11:01:02,200 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2019-09-10 11:01:02,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_resume_dma [2019-09-10 11:01:02,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_select_bank [2019-09-10 11:01:02,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_write8 [2019-09-10 11:01:02,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_write16 [2019-09-10 11:01:02,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_enable_bits [2019-09-10 11:01:02,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_clear_bits [2019-09-10 11:01:02,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_write32 [2019-09-10 11:01:02,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_read8 [2019-09-10 11:01:02,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_read16 [2019-09-10 11:01:02,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_read32 [2019-09-10 11:01:02,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_reset [2019-09-10 11:01:02,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_update_link_status [2019-09-10 11:01:02,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_enable_tx [2019-09-10 11:01:02,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_disable_tx [2019-09-10 11:01:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_enable_rx [2019-09-10 11:01:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_disable_rx [2019-09-10 11:01:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_reset_hw [2019-09-10 11:01:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_read_mac_addr [2019-09-10 11:01:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_write_mac_addr [2019-09-10 11:01:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tx_fifo_space [2019-09-10 11:01:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tx_frame_dma [2019-09-10 11:01:02,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tx_frame [2019-09-10 11:01:02,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_update_rx_err_counters [2019-09-10 11:01:02,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_update_rx_counters [2019-09-10 11:01:02,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __ks8842_start_new_rx_dma [2019-09-10 11:01:02,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_rx_frame_dma_tasklet [2019-09-10 11:01:02,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_rx_frame [2019-09-10 11:01:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_handle_rx [2019-09-10 11:01:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_handle_tx [2019-09-10 11:01:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_handle_rx_overrun [2019-09-10 11:01:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tasklet [2019-09-10 11:01:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_irq [2019-09-10 11:01:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_dma_rx_cb [2019-09-10 11:01:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_dma_tx_cb [2019-09-10 11:01:02,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_stop_dma [2019-09-10 11:01:02,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_dealloc_dma_bufs [2019-09-10 11:01:02,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_dma_filter_fn [2019-09-10 11:01:02,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_alloc_dma_bufs [2019-09-10 11:01:02,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_open [2019-09-10 11:01:02,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_close [2019-09-10 11:01:02,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_xmit_frame [2019-09-10 11:01:02,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_set_mac [2019-09-10 11:01:02,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tx_timeout_work [2019-09-10 11:01:02,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tx_timeout [2019-09-10 11:01:02,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_probe [2019-09-10 11:01:02,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_remove [2019-09-10 11:01:02,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_platform_driver_init [2019-09-10 11:01:02,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_platform_driver_exit [2019-09-10 11:01:02,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-09-10 11:01:02,208 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-09-10 11:01:02,208 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-09-10 11:01:02,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_4 [2019-09-10 11:01:02,208 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-09-10 11:01:02,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_platform_driver_2 [2019-09-10 11:01:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-09-10 11:01:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 11:01:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-09-10 11:01:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-09-10 11:01:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-09-10 11:01:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-09-10 11:01:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-09-10 11:01:02,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb_12 [2019-09-10 11:01:02,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_13 [2019-09-10 11:01:02,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_14 [2019-09-10 11:01:02,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_15 [2019-09-10 11:01:02,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_16 [2019-09-10 11:01:02,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_17 [2019-09-10 11:01:02,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_18 [2019-09-10 11:01:02,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_19 [2019-09-10 11:01:02,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_20 [2019-09-10 11:01:02,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___platform_driver_register_21 [2019-09-10 11:01:02,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_22 [2019-09-10 11:01:02,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-09-10 11:01:02,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-09-10 11:01:02,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-09-10 11:01:02,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-09-10 11:01:02,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-09-10 11:01:02,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-10 11:01:02,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-10 11:01:02,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-10 11:01:02,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-10 11:01:02,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-09-10 11:01:02,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-10 11:01:02,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-09-10 11:01:02,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-09-10 11:01:02,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-09-10 11:01:02,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-09-10 11:01:02,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-09-10 11:01:02,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-10 11:01:02,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __dma_request_channel [2019-09-10 11:01:02,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2019-09-10 11:01:02,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-09-10 11:01:02,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-09-10 11:01:02,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-09-10 11:01:02,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-09-10 11:01:02,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2019-09-10 11:01:02,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-10 11:01:02,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2019-09-10 11:01:02,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-09-10 11:01:02,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2019-09-10 11:01:02,215 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-10 11:01:02,215 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-10 11:01:02,216 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-09-10 11:01:02,216 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-09-10 11:01:02,216 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-09-10 11:01:02,216 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_mapping_error [2019-09-10 11:01:02,216 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_range_for_device [2019-09-10 11:01:02,216 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-09-10 11:01:02,216 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_release_channel [2019-09-10 11:01:02,217 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-09-10 11:01:02,217 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-09-10 11:01:02,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2019-09-10 11:01:02,217 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-09-10 11:01:02,217 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-10 11:01:02,217 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2019-09-10 11:01:02,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2019-09-10 11:01:02,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-09-10 11:01:02,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2019-09-10 11:01:02,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-09-10 11:01:02,218 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-09-10 11:01:02,218 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2019-09-10 11:01:02,218 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-09-10 11:01:02,218 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2019-09-10 11:01:02,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_4 [2019-09-10 11:01:02,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_4 [2019-09-10 11:01:02,219 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-09-10 11:01:02,219 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-10 11:01:02,219 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-09-10 11:01:02,219 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-09-10 11:01:02,219 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-09-10 11:01:02,219 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2019-09-10 11:01:02,219 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2019-09-10 11:01:02,220 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-10 11:01:02,220 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-09-10 11:01:02,220 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-09-10 11:01:02,220 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-09-10 11:01:02,220 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2019-09-10 11:01:02,220 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-10 11:01:02,220 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2019-09-10 11:01:02,221 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2019-09-10 11:01:02,221 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-10 11:01:02,221 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-10 11:01:02,221 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-10 11:01:02,221 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-10 11:01:02,221 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-10 11:01:02,222 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-10 11:01:02,222 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-10 11:01:02,222 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2019-09-10 11:01:02,222 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 11:01:02,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-10 11:01:02,222 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-10 11:01:02,223 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-10 11:01:02,223 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-10 11:01:02,223 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-10 11:01:02,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 11:01:02,223 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-10 11:01:02,223 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2019-09-10 11:01:02,223 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-10 11:01:02,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 11:01:02,224 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-10 11:01:02,224 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-09-10 11:01:02,224 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-10 11:01:02,224 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-09-10 11:01:02,224 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_zero [2019-09-10 11:01:02,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-10 11:01:02,224 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-09-10 11:01:02,224 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-10 11:01:02,225 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-10 11:01:02,225 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-10 11:01:02,225 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-10 11:01:02,225 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-10 11:01:02,225 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2019-09-10 11:01:02,225 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-09-10 11:01:02,225 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2019-09-10 11:01:02,226 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-09-10 11:01:02,226 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-09-10 11:01:02,226 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-09-10 11:01:02,226 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-09-10 11:01:02,226 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-09-10 11:01:02,226 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-09-10 11:01:02,226 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-09-10 11:01:02,227 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-09-10 11:01:02,227 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2019-09-10 11:01:02,227 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2019-09-10 11:01:02,227 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-09-10 11:01:02,227 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2019-09-10 11:01:02,227 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2019-09-10 11:01:02,227 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-09-10 11:01:02,227 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-09-10 11:01:02,228 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2019-09-10 11:01:02,228 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-10 11:01:02,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-10 11:01:02,228 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-10 11:01:02,228 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-10 11:01:02,228 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-10 11:01:02,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 11:01:02,229 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-10 11:01:02,229 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2019-09-10 11:01:02,229 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2019-09-10 11:01:02,229 INFO L130 BoogieDeclarations]: Found specification of procedure dmaengine_prep_slave_sg [2019-09-10 11:01:02,229 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~$Pointer$ [2019-09-10 11:01:02,229 INFO L130 BoogieDeclarations]: Found specification of procedure __dma_cap_set [2019-09-10 11:01:02,229 INFO L130 BoogieDeclarations]: Found specification of procedure __dma_cap_zero [2019-09-10 11:01:02,230 INFO L130 BoogieDeclarations]: Found specification of procedure __dma_request_channel [2019-09-10 11:01:02,230 INFO L130 BoogieDeclarations]: Found specification of procedure dma_release_channel [2019-09-10 11:01:02,230 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-09-10 11:01:02,230 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-09-10 11:01:02,230 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_mapping_error [2019-09-10 11:01:02,230 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-09-10 11:01:02,230 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_range_for_device [2019-09-10 11:01:02,230 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-09-10 11:01:02,231 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-09-10 11:01:02,231 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-09-10 11:01:02,231 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-09-10 11:01:02,231 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-09-10 11:01:02,231 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_range_for_device [2019-09-10 11:01:02,231 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-09-10 11:01:02,231 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2019-09-10 11:01:02,232 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-09-10 11:01:02,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-09-10 11:01:02,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-09-10 11:01:02,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-09-10 11:01:02,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-09-10 11:01:02,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-09-10 11:01:02,233 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-09-10 11:01:02,233 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2019-09-10 11:01:02,233 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-10 11:01:02,233 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-09-10 11:01:02,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 11:01:02,233 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-09-10 11:01:02,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb_12 [2019-09-10 11:01:02,234 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-09-10 11:01:02,234 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-09-10 11:01:02,234 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-10 11:01:02,234 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-09-10 11:01:02,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-10 11:01:02,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-09-10 11:01:02,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-09-10 11:01:02,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-09-10 11:01:02,235 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 11:01:02,235 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-10 11:01:02,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 11:01:02,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-10 11:01:02,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-10 11:01:02,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-10 11:01:02,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 11:01:02,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-10 11:01:02,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-10 11:01:02,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-10 11:01:02,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-10 11:01:02,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-10 11:01:02,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-10 11:01:02,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-10 11:01:02,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-10 11:01:02,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-09-10 11:01:02,238 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-09-10 11:01:02,238 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-09-10 11:01:02,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_4 [2019-09-10 11:01:02,238 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-09-10 11:01:02,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_platform_driver_2 [2019-09-10 11:01:02,238 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-09-10 11:01:02,238 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-09-10 11:01:02,239 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-09-10 11:01:02,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_15 [2019-09-10 11:01:02,239 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-09-10 11:01:02,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_16 [2019-09-10 11:01:02,239 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2019-09-10 11:01:02,239 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2019-09-10 11:01:02,240 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2019-09-10 11:01:02,240 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2019-09-10 11:01:02,240 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2019-09-10 11:01:02,240 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2019-09-10 11:01:02,240 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2019-09-10 11:01:02,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___platform_driver_register_21 [2019-09-10 11:01:02,241 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-09-10 11:01:02,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_22 [2019-09-10 11:01:02,241 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-09-10 11:01:02,241 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2019-09-10 11:01:02,241 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-10 11:01:02,241 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2019-09-10 11:01:02,242 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-10 11:01:02,242 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-10 11:01:02,242 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-10 11:01:02,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_18 [2019-09-10 11:01:02,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_20 [2019-09-10 11:01:02,242 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-09-10 11:01:02,243 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-10 11:01:02,243 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-10 11:01:02,243 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-10 11:01:02,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 11:01:02,243 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-10 11:01:02,243 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-09-10 11:01:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-09-10 11:01:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-09-10 11:01:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_13 [2019-09-10 11:01:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_14 [2019-09-10 11:01:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-09-10 11:01:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-09-10 11:01:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-09-10 11:01:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_17 [2019-09-10 11:01:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-10 11:01:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_19 [2019-09-10 11:01:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-09-10 11:01:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-09-10 11:01:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-09-10 11:01:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-09-10 11:01:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-09-10 11:01:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-09-10 11:01:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure eth_random_addr [2019-09-10 11:01:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2019-09-10 11:01:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_dma_rx_cb [2019-09-10 11:01:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_dma_tx_cb [2019-09-10 11:01:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_resume_dma [2019-09-10 11:01:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_select_bank [2019-09-10 11:01:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_write8 [2019-09-10 11:01:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_write16 [2019-09-10 11:01:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_enable_bits [2019-09-10 11:01:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_clear_bits [2019-09-10 11:01:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_write32 [2019-09-10 11:01:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_read8 [2019-09-10 11:01:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_read16 [2019-09-10 11:01:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_read32 [2019-09-10 11:01:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_reset [2019-09-10 11:01:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_update_link_status [2019-09-10 11:01:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_enable_tx [2019-09-10 11:01:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_disable_tx [2019-09-10 11:01:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_enable_rx [2019-09-10 11:01:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_disable_rx [2019-09-10 11:01:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_reset_hw [2019-09-10 11:01:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_read_mac_addr [2019-09-10 11:01:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_write_mac_addr [2019-09-10 11:01:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tx_fifo_space [2019-09-10 11:01:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tx_frame_dma [2019-09-10 11:01:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~dma_cookie_t~0 [2019-09-10 11:01:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 11:01:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tx_frame [2019-09-10 11:01:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_update_rx_err_counters [2019-09-10 11:01:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_update_rx_counters [2019-09-10 11:01:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure __ks8842_start_new_rx_dma [2019-09-10 11:01:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_rx_frame_dma_tasklet [2019-09-10 11:01:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_rx_frame [2019-09-10 11:01:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_handle_rx [2019-09-10 11:01:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_handle_tx [2019-09-10 11:01:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_handle_rx_overrun [2019-09-10 11:01:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tasklet [2019-09-10 11:01:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_irq [2019-09-10 11:01:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_stop_dma [2019-09-10 11:01:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-09-10 11:01:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_dealloc_dma_bufs [2019-09-10 11:01:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_dma_filter_fn [2019-09-10 11:01:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_alloc_dma_bufs [2019-09-10 11:01:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_open [2019-09-10 11:01:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_close [2019-09-10 11:01:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_xmit_frame [2019-09-10 11:01:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_set_mac [2019-09-10 11:01:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tx_timeout_work [2019-09-10 11:01:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tx_timeout [2019-09-10 11:01:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_probe [2019-09-10 11:01:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2019-09-10 11:01:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_remove [2019-09-10 11:01:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_platform_driver_init [2019-09-10 11:01:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_platform_driver_exit [2019-09-10 11:01:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_4 [2019-09-10 11:01:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-10 11:01:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_4 [2019-09-10 11:01:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-10 11:01:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 11:01:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-09-10 11:01:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-09-10 11:01:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-09-10 11:01:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-09-10 11:01:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-09-10 11:01:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-10 11:01:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-10 11:01:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-10 11:01:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-10 11:01:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-09-10 11:01:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-09-10 11:01:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-09-10 11:01:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-10 11:01:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-10 11:01:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-10 11:01:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-10 11:01:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 11:01:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 11:01:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 11:01:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-10 11:01:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 11:01:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-10 11:01:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-10 11:01:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-10 11:01:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-10 11:01:03,377 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-10 11:01:11,110 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 11:01:11,110 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-10 11:01:11,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 11:01:11 BoogieIcfgContainer [2019-09-10 11:01:11,113 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 11:01:11,114 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 11:01:11,114 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 11:01:11,117 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 11:01:11,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 11:00:58" (1/3) ... [2019-09-10 11:01:11,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c580b11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 11:01:11, skipping insertion in model container [2019-09-10 11:01:11,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:01:01" (2/3) ... [2019-09-10 11:01:11,119 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c580b11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 11:01:11, skipping insertion in model container [2019-09-10 11:01:11,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 11:01:11" (3/3) ... [2019-09-10 11:01:11,121 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8842.ko-entry_point.cil.out.i [2019-09-10 11:01:11,131 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 11:01:11,142 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 11:01:11,161 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 11:01:11,191 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 11:01:11,191 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 11:01:11,191 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 11:01:11,191 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 11:01:11,191 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 11:01:11,191 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 11:01:11,192 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 11:01:11,192 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 11:01:11,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states. [2019-09-10 11:01:11,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-09-10 11:01:11,276 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:01:11,277 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 11:01:11,280 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:01:11,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:01:11,285 INFO L82 PathProgramCache]: Analyzing trace with hash -971586762, now seen corresponding path program 1 times [2019-09-10 11:01:11,288 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:01:11,387 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:11,388 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:01:11,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:11,388 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:01:11,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:01:12,060 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-10 11:01:12,062 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:01:12,062 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 11:01:12,062 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:01:12,069 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 11:01:12,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 11:01:12,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:01:12,088 INFO L87 Difference]: Start difference. First operand 1631 states. Second operand 3 states. [2019-09-10 11:01:14,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:01:14,966 INFO L93 Difference]: Finished difference Result 2505 states and 3143 transitions. [2019-09-10 11:01:14,966 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 11:01:14,968 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2019-09-10 11:01:14,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:01:15,004 INFO L225 Difference]: With dead ends: 2505 [2019-09-10 11:01:15,004 INFO L226 Difference]: Without dead ends: 2476 [2019-09-10 11:01:15,006 INFO L628 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 [2019-09-10 11:01:15,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2476 states. [2019-09-10 11:01:15,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2476 to 2476. [2019-09-10 11:01:15,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2476 states. [2019-09-10 11:01:15,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 2476 states and 3094 transitions. [2019-09-10 11:01:15,231 INFO L78 Accepts]: Start accepts. Automaton has 2476 states and 3094 transitions. Word has length 62 [2019-09-10 11:01:15,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:01:15,232 INFO L475 AbstractCegarLoop]: Abstraction has 2476 states and 3094 transitions. [2019-09-10 11:01:15,232 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 11:01:15,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 3094 transitions. [2019-09-10 11:01:15,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-09-10 11:01:15,238 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:01:15,238 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 11:01:15,239 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:01:15,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:01:15,239 INFO L82 PathProgramCache]: Analyzing trace with hash 1310288144, now seen corresponding path program 1 times [2019-09-10 11:01:15,239 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:01:15,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:15,244 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:01:15,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:15,245 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:01:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:01:15,704 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-09-10 11:01:15,704 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:01:15,704 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-10 11:01:15,705 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:01:15,707 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-10 11:01:15,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-10 11:01:15,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-10 11:01:15,709 INFO L87 Difference]: Start difference. First operand 2476 states and 3094 transitions. Second operand 6 states. [2019-09-10 11:01:20,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:01:20,090 INFO L93 Difference]: Finished difference Result 4937 states and 6206 transitions. [2019-09-10 11:01:20,091 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 11:01:20,091 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 77 [2019-09-10 11:01:20,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:01:20,125 INFO L225 Difference]: With dead ends: 4937 [2019-09-10 11:01:20,125 INFO L226 Difference]: Without dead ends: 4916 [2019-09-10 11:01:20,127 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-10 11:01:20,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4916 states. [2019-09-10 11:01:20,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4916 to 4916. [2019-09-10 11:01:20,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4916 states. [2019-09-10 11:01:20,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4916 states to 4916 states and 6184 transitions. [2019-09-10 11:01:20,379 INFO L78 Accepts]: Start accepts. Automaton has 4916 states and 6184 transitions. Word has length 77 [2019-09-10 11:01:20,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:01:20,381 INFO L475 AbstractCegarLoop]: Abstraction has 4916 states and 6184 transitions. [2019-09-10 11:01:20,381 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-10 11:01:20,381 INFO L276 IsEmpty]: Start isEmpty. Operand 4916 states and 6184 transitions. [2019-09-10 11:01:20,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-09-10 11:01:20,405 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:01:20,406 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 11:01:20,406 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:01:20,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:01:20,406 INFO L82 PathProgramCache]: Analyzing trace with hash -353988095, now seen corresponding path program 1 times [2019-09-10 11:01:20,407 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:01:20,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:20,415 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:01:20,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:20,415 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:01:20,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:01:20,787 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-10 11:01:20,788 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:01:20,788 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 11:01:20,788 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:01:20,789 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 11:01:20,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 11:01:20,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:01:20,790 INFO L87 Difference]: Start difference. First operand 4916 states and 6184 transitions. Second operand 3 states. [2019-09-10 11:01:21,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:01:21,558 INFO L93 Difference]: Finished difference Result 6578 states and 8210 transitions. [2019-09-10 11:01:21,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 11:01:21,559 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 187 [2019-09-10 11:01:21,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:01:21,607 INFO L225 Difference]: With dead ends: 6578 [2019-09-10 11:01:21,608 INFO L226 Difference]: Without dead ends: 6578 [2019-09-10 11:01:21,608 INFO L628 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 [2019-09-10 11:01:21,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6578 states. [2019-09-10 11:01:21,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6578 to 6458. [2019-09-10 11:01:21,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6458 states. [2019-09-10 11:01:22,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6458 states to 6458 states and 8079 transitions. [2019-09-10 11:01:22,028 INFO L78 Accepts]: Start accepts. Automaton has 6458 states and 8079 transitions. Word has length 187 [2019-09-10 11:01:22,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:01:22,029 INFO L475 AbstractCegarLoop]: Abstraction has 6458 states and 8079 transitions. [2019-09-10 11:01:22,029 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 11:01:22,029 INFO L276 IsEmpty]: Start isEmpty. Operand 6458 states and 8079 transitions. [2019-09-10 11:01:22,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2019-09-10 11:01:22,054 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:01:22,055 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 11:01:22,055 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:01:22,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:01:22,056 INFO L82 PathProgramCache]: Analyzing trace with hash 1734169902, now seen corresponding path program 1 times [2019-09-10 11:01:22,056 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:01:22,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:22,061 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:01:22,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:22,061 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:01:22,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:01:22,483 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2019-09-10 11:01:22,483 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:01:22,483 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 11:01:22,484 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:01:22,486 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 11:01:22,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 11:01:22,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:01:22,487 INFO L87 Difference]: Start difference. First operand 6458 states and 8079 transitions. Second operand 3 states. [2019-09-10 11:01:23,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:01:23,003 INFO L93 Difference]: Finished difference Result 10817 states and 13605 transitions. [2019-09-10 11:01:23,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 11:01:23,003 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 371 [2019-09-10 11:01:23,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:01:23,074 INFO L225 Difference]: With dead ends: 10817 [2019-09-10 11:01:23,074 INFO L226 Difference]: Without dead ends: 10817 [2019-09-10 11:01:23,075 INFO L628 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 [2019-09-10 11:01:23,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10817 states. [2019-09-10 11:01:23,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10817 to 10758. [2019-09-10 11:01:23,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10758 states. [2019-09-10 11:01:23,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10758 states to 10758 states and 13537 transitions. [2019-09-10 11:01:23,435 INFO L78 Accepts]: Start accepts. Automaton has 10758 states and 13537 transitions. Word has length 371 [2019-09-10 11:01:23,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:01:23,435 INFO L475 AbstractCegarLoop]: Abstraction has 10758 states and 13537 transitions. [2019-09-10 11:01:23,436 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 11:01:23,436 INFO L276 IsEmpty]: Start isEmpty. Operand 10758 states and 13537 transitions. [2019-09-10 11:01:23,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2019-09-10 11:01:23,476 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:01:23,476 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 11:01:23,477 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:01:23,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:01:23,477 INFO L82 PathProgramCache]: Analyzing trace with hash -1595203392, now seen corresponding path program 1 times [2019-09-10 11:01:23,477 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:01:23,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:23,481 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:01:23,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:23,481 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:01:23,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:01:24,786 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2019-09-10 11:01:24,787 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:01:24,787 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-10 11:01:24,787 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:01:24,788 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-10 11:01:24,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-10 11:01:24,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-09-10 11:01:24,789 INFO L87 Difference]: Start difference. First operand 10758 states and 13537 transitions. Second operand 4 states. [2019-09-10 11:01:24,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:01:24,939 INFO L93 Difference]: Finished difference Result 10994 states and 13909 transitions. [2019-09-10 11:01:24,940 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-10 11:01:24,940 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 392 [2019-09-10 11:01:24,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:01:25,029 INFO L225 Difference]: With dead ends: 10994 [2019-09-10 11:01:25,030 INFO L226 Difference]: Without dead ends: 10994 [2019-09-10 11:01:25,030 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-09-10 11:01:25,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10994 states. [2019-09-10 11:01:25,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10994 to 10830. [2019-09-10 11:01:25,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10830 states. [2019-09-10 11:01:25,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10830 states to 10830 states and 13649 transitions. [2019-09-10 11:01:25,385 INFO L78 Accepts]: Start accepts. Automaton has 10830 states and 13649 transitions. Word has length 392 [2019-09-10 11:01:25,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:01:25,386 INFO L475 AbstractCegarLoop]: Abstraction has 10830 states and 13649 transitions. [2019-09-10 11:01:25,386 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-10 11:01:25,386 INFO L276 IsEmpty]: Start isEmpty. Operand 10830 states and 13649 transitions. [2019-09-10 11:01:25,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2019-09-10 11:01:25,423 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:01:25,424 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 11:01:25,424 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:01:25,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:01:25,425 INFO L82 PathProgramCache]: Analyzing trace with hash 1349353794, now seen corresponding path program 1 times [2019-09-10 11:01:25,425 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:01:25,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:25,431 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:01:25,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:25,432 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:01:25,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:01:25,926 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2019-09-10 11:01:25,927 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:01:25,927 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-10 11:01:25,927 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:01:25,928 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-10 11:01:25,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-10 11:01:25,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-10 11:01:25,929 INFO L87 Difference]: Start difference. First operand 10830 states and 13649 transitions. Second operand 4 states. [2019-09-10 11:01:26,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:01:26,036 INFO L93 Difference]: Finished difference Result 10838 states and 13641 transitions. [2019-09-10 11:01:26,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-10 11:01:26,037 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 392 [2019-09-10 11:01:26,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:01:26,091 INFO L225 Difference]: With dead ends: 10838 [2019-09-10 11:01:26,092 INFO L226 Difference]: Without dead ends: 10838 [2019-09-10 11:01:26,092 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-10 11:01:26,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10838 states. [2019-09-10 11:01:26,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10838 to 10838. [2019-09-10 11:01:26,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10838 states. [2019-09-10 11:01:26,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10838 states to 10838 states and 13641 transitions. [2019-09-10 11:01:26,380 INFO L78 Accepts]: Start accepts. Automaton has 10838 states and 13641 transitions. Word has length 392 [2019-09-10 11:01:26,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:01:26,382 INFO L475 AbstractCegarLoop]: Abstraction has 10838 states and 13641 transitions. [2019-09-10 11:01:26,382 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-10 11:01:26,382 INFO L276 IsEmpty]: Start isEmpty. Operand 10838 states and 13641 transitions. [2019-09-10 11:01:26,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2019-09-10 11:01:26,419 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:01:26,419 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 11:01:26,419 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:01:26,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:01:26,420 INFO L82 PathProgramCache]: Analyzing trace with hash 349526274, now seen corresponding path program 1 times [2019-09-10 11:01:26,420 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:01:26,425 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:26,426 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:01:26,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:26,426 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:01:26,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:01:26,892 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2019-09-10 11:01:26,893 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:01:26,893 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 11:01:26,893 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:01:26,895 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 11:01:26,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 11:01:26,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:01:26,896 INFO L87 Difference]: Start difference. First operand 10838 states and 13641 transitions. Second operand 3 states. [2019-09-10 11:01:29,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:01:29,511 INFO L93 Difference]: Finished difference Result 14068 states and 17609 transitions. [2019-09-10 11:01:29,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 11:01:29,512 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 392 [2019-09-10 11:01:29,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:01:29,759 INFO L225 Difference]: With dead ends: 14068 [2019-09-10 11:01:29,760 INFO L226 Difference]: Without dead ends: 14068 [2019-09-10 11:01:29,760 INFO L628 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 [2019-09-10 11:01:29,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14068 states. [2019-09-10 11:01:30,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14068 to 13900. [2019-09-10 11:01:30,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13900 states. [2019-09-10 11:01:30,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13900 states to 13900 states and 17426 transitions. [2019-09-10 11:01:30,245 INFO L78 Accepts]: Start accepts. Automaton has 13900 states and 17426 transitions. Word has length 392 [2019-09-10 11:01:30,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:01:30,247 INFO L475 AbstractCegarLoop]: Abstraction has 13900 states and 17426 transitions. [2019-09-10 11:01:30,247 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 11:01:30,247 INFO L276 IsEmpty]: Start isEmpty. Operand 13900 states and 17426 transitions. [2019-09-10 11:01:30,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2019-09-10 11:01:30,317 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:01:30,318 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 11:01:30,318 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:01:30,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:01:30,319 INFO L82 PathProgramCache]: Analyzing trace with hash 615926264, now seen corresponding path program 1 times [2019-09-10 11:01:30,319 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:01:30,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:30,326 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:01:30,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:30,327 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:01:30,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:01:30,779 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-09-10 11:01:30,780 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:01:30,780 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 11:01:30,780 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:01:30,782 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 11:01:30,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 11:01:30,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:01:30,783 INFO L87 Difference]: Start difference. First operand 13900 states and 17426 transitions. Second operand 3 states. [2019-09-10 11:01:31,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:01:31,287 INFO L93 Difference]: Finished difference Result 18182 states and 22676 transitions. [2019-09-10 11:01:31,288 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 11:01:31,288 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 409 [2019-09-10 11:01:31,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:01:31,385 INFO L225 Difference]: With dead ends: 18182 [2019-09-10 11:01:31,386 INFO L226 Difference]: Without dead ends: 18182 [2019-09-10 11:01:31,386 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:01:31,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18182 states. [2019-09-10 11:01:32,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18182 to 18014. [2019-09-10 11:01:32,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18014 states. [2019-09-10 11:01:32,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18014 states to 18014 states and 22493 transitions. [2019-09-10 11:01:32,141 INFO L78 Accepts]: Start accepts. Automaton has 18014 states and 22493 transitions. Word has length 409 [2019-09-10 11:01:32,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:01:32,141 INFO L475 AbstractCegarLoop]: Abstraction has 18014 states and 22493 transitions. [2019-09-10 11:01:32,142 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 11:01:32,142 INFO L276 IsEmpty]: Start isEmpty. Operand 18014 states and 22493 transitions. [2019-09-10 11:01:32,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 857 [2019-09-10 11:01:32,207 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:01:32,208 INFO L399 BasicCegarLoop]: trace histogram [32, 32, 17, 17, 17, 17, 17, 10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 11:01:32,208 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:01:32,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:01:32,209 INFO L82 PathProgramCache]: Analyzing trace with hash 1749133104, now seen corresponding path program 1 times [2019-09-10 11:01:32,209 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:01:32,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:32,215 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:01:32,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:32,215 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:01:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:01:33,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2767 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 2739 trivial. 0 not checked. [2019-09-10 11:01:33,390 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:01:33,390 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 11:01:33,390 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:01:33,392 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 11:01:33,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 11:01:33,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 11:01:33,393 INFO L87 Difference]: Start difference. First operand 18014 states and 22493 transitions. Second operand 5 states. [2019-09-10 11:01:35,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:01:35,963 INFO L93 Difference]: Finished difference Result 30540 states and 38009 transitions. [2019-09-10 11:01:35,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 11:01:35,964 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 856 [2019-09-10 11:01:35,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:01:36,102 INFO L225 Difference]: With dead ends: 30540 [2019-09-10 11:01:36,103 INFO L226 Difference]: Without dead ends: 30540 [2019-09-10 11:01:36,104 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-10 11:01:36,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30540 states. [2019-09-10 11:01:36,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30540 to 30500. [2019-09-10 11:01:36,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30500 states. [2019-09-10 11:01:36,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30500 states to 30500 states and 37970 transitions. [2019-09-10 11:01:36,866 INFO L78 Accepts]: Start accepts. Automaton has 30500 states and 37970 transitions. Word has length 856 [2019-09-10 11:01:36,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:01:36,869 INFO L475 AbstractCegarLoop]: Abstraction has 30500 states and 37970 transitions. [2019-09-10 11:01:36,869 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 11:01:36,869 INFO L276 IsEmpty]: Start isEmpty. Operand 30500 states and 37970 transitions. [2019-09-10 11:01:37,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 857 [2019-09-10 11:01:37,015 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:01:37,017 INFO L399 BasicCegarLoop]: trace histogram [32, 32, 17, 17, 17, 17, 17, 10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 11:01:37,017 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:01:37,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:01:37,018 INFO L82 PathProgramCache]: Analyzing trace with hash -1597344463, now seen corresponding path program 1 times [2019-09-10 11:01:37,018 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:01:37,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:37,024 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:01:37,024 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:01:37,024 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:01:38,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:01:38,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2767 backedges. 28 proven. 8 refuted. 0 times theorem prover too weak. 2731 trivial. 0 not checked. [2019-09-10 11:01:38,971 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-10 11:01:38,971 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-10 11:01:38,972 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 857 with the following transitions: [2019-09-10 11:01:38,978 INFO L207 CegarAbsIntRunner]: [32], [36], [39], [45], [46], [47], [50], [52], [53], [54], [55], [56], [57], [58], [60], [67], [69], [73], [75], [76], [85], [86], [89], [91], [93], [96], [101], [104], [110], [115], [117], [119], [120], [121], [123], [124], [125], [127], [129], [164], [166], [168], [169], [174], [176], [177], [276], [277], [278], [280], [281], [299], [301], [303], [306], [310], [313], [346], [349], [351], [353], [355], [359], [360], [361], [366], [367], [368], [369], [370], [372], [374], [375], [384], [385], [421], [422], [423], [424], [426], [464], [465], [470], [472], [474], [475], [520], [521], [524], [526], [528], [529], [530], [531], [532], [533], [542], [543], [578], [587], [592], [605], [614], [619], [625], [629], [634], [635], [640], [642], [643], [700], [702], [925], [927], [928], [935], [936], [955], [956], [967], [968], [1030], [1031], [1032], [1033], [1034], [1035], [1036], [1038], [1039], [1040], [1041], [1046], [1047], [1073], [1076], [1080], [1085], [1095], [1097], [1100], [1117], [1118], [1123], [1125], [1126], [1129], [1143], [1146], [1157], [1164], [1169], [1173], [1175], [1176], [1178], [1191], [1193], [1195], [1197], [1199], [1204], [1206], [1211], [1213], [1215], [1218], [1220], [1222], [1227], [1229], [1234], [1237], [1241], [1246], [1248], [1253], [1259], [1263], [1265], [1294], [1296], [1318], [1321], [1323], [1325], [1330], [1332], [1345], [1396], [1398], [1401], [1409], [1410], [1413], [1415], [1434], [1436], [1580], [1587], [1589], [1596], [1598], [1605], [1607], [1609], [1610], [1613], [1614], [1615], [1617], [1619], [1638], [1652], [1655], [1676], [1679], [1693], [1718], [1719], [1755], [1757], [1764], [1766], [1773], [1775], [1777], [1784], [1786], [1788], [1789], [1790], [1792], [1854], [1857], [1860], [1862], [1864], [1866], [1868], [1870], [1873], [1876], [1905], [1908], [1911], [1913], [1918], [1921], [1924], [1926], [1929], [1937], [1950], [1979], [2008], [2011], [2014], [2016], [2019], [2054], [2066], [2069], [2072], [2075], [2078], [2080], [2084], [2087], [2090], [2092], [2097], [2100], [2122], [2155], [2158], [2161], [2164], [2167], [2169], [2172], [2253], [2254], [2286], [2287], [2346], [2347], [2348], [2350], [2352], [2358], [2360], [2361], [2366], [2368], [2384], [2386], [2394], [2395], [2564], [2566], [2568], [2570], [2571], [2572], [2574], [2575], [2576], [2577], [2587], [2588], [2589], [2590], [2597], [2599], [2604], [2619], [2620], [2621], [2622], [2625], [2626], [2627], [2628], [2629], [2630], [2631], [2632], [2633], [2634], [2635], [2636], [2637], [2638], [2639], [2640], [2641], [2642], [2643], [2644], [2657], [2658], [2659], [2660], [2661], [2662], [2707], [2708], [2717], [2718], [2719], [2720], [2729], [2730], [2731], [2732], [2733], [2734], [2735], [2736], [2737], [2738], [2739], [2740], [2749], [2750], [2777], [2778], [2779], [2780], [2801], [2802], [2803], [2804], [2813], [2814], [2835], [2836], [2929], [2930], [2977], [2978], [2997], [2998], [2999], [3000], [3005], [3006], [3007], [3008], [3009], [3010], [3011], [3012], [3013], [3014], [3015], [3016], [3017], [3018], [3019], [3020], [3021], [3022], [3023], [3024], [3025], [3026], [3027], [3028], [3029], [3030], [3031], [3032], [3039], [3040], [3041], [3042], [3045], [3046], [3047], [3048], [3053], [3054], [3055], [3056], [3057], [3058], [3059], [3060], [3061], [3062], [3063], [3064], [3065], [3066], [3067], [3068], [3069], [3070], [3071], [3072], [3073], [3074], [3075], [3076], [3077], [3078], [3079], [3080], [3081], [3082], [3091], [3092], [3093], [3094], [3095], [3096], [3097], [3098], [3127], [3128], [3129], [3130], [3131], [3132], [3139], [3140], [3201], [3202], [3203], [3204], [3205], [3206], [3223], [3224], [3249], [3250], [3255], [3256], [3259], [3260], [3261], [3262], [3285], [3286], [3287], [3288], [3289], [3290], [3291], [3292], [3293], [3294], [3295], [3296], [3303], [3304], [3305], [3306], [3321], [3322], [3329], [3330], [3331], [3332], [3339], [3340], [3347], [3375], [3376], [3377], [3378], [3381], [3382], [3391], [3392], [3463], [3464], [3465], [3466], [3467], [3468], [3469], [3470], [3481], [3482], [3483], [3485], [3486], [3487] [2019-09-10 11:01:39,066 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-10 11:01:39,067 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-10 11:01:39,361 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-10 11:01:39,363 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 340 root evaluator evaluations with a maximum evaluation depth of 0. Performed 340 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 644 variables. [2019-09-10 11:01:39,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:01:39,369 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-10 11:01:39,578 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-10 11:01:39,578 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-10 11:01:39,593 INFO L420 sIntCurrentIteration]: We unified 855 AI predicates to 855 [2019-09-10 11:01:39,594 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-10 11:01:39,594 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-10 11:01:39,595 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [10] total 10 [2019-09-10 11:01:39,595 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:01:39,597 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-10 11:01:39,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-10 11:01:39,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 11:01:39,597 INFO L87 Difference]: Start difference. First operand 30500 states and 37970 transitions. Second operand 2 states. [2019-09-10 11:01:39,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:01:39,598 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-10 11:01:39,598 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-10 11:01:39,598 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 856 [2019-09-10 11:01:39,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:01:39,598 INFO L225 Difference]: With dead ends: 2 [2019-09-10 11:01:39,599 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 11:01:39,599 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 855 GetRequests, 855 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 11:01:39,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 11:01:39,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 11:01:39,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 11:01:39,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 11:01:39,600 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 856 [2019-09-10 11:01:39,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:01:39,600 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 11:01:39,600 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-10 11:01:39,600 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 11:01:39,601 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 11:01:39,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 11:01:39 BoogieIcfgContainer [2019-09-10 11:01:39,606 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 11:01:39,609 INFO L168 Benchmark]: Toolchain (without parser) took 41237.96 ms. Allocated memory was 135.8 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 77.5 MB in the beginning and 1.1 GB in the end (delta: -989.5 MB). Peak memory consumption was 208.0 MB. Max. memory is 7.1 GB. [2019-09-10 11:01:39,611 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 135.8 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-09-10 11:01:39,613 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3429.89 ms. Allocated memory was 135.8 MB in the beginning and 263.2 MB in the end (delta: 127.4 MB). Free memory was 77.2 MB in the beginning and 129.8 MB in the end (delta: -52.6 MB). Peak memory consumption was 113.0 MB. Max. memory is 7.1 GB. [2019-09-10 11:01:39,614 INFO L168 Benchmark]: Boogie Preprocessor took 312.27 ms. Allocated memory is still 263.2 MB. Free memory was 129.8 MB in the beginning and 101.3 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. [2019-09-10 11:01:39,620 INFO L168 Benchmark]: RCFGBuilder took 8997.26 ms. Allocated memory was 263.2 MB in the beginning and 502.8 MB in the end (delta: 239.6 MB). Free memory was 101.3 MB in the beginning and 337.5 MB in the end (delta: -236.3 MB). Peak memory consumption was 236.7 MB. Max. memory is 7.1 GB. [2019-09-10 11:01:39,621 INFO L168 Benchmark]: TraceAbstraction took 28492.11 ms. Allocated memory was 502.8 MB in the beginning and 1.3 GB in the end (delta: 830.5 MB). Free memory was 337.5 MB in the beginning and 1.1 GB in the end (delta: -729.4 MB). Peak memory consumption was 101.0 MB. Max. memory is 7.1 GB. [2019-09-10 11:01:39,629 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 135.8 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3429.89 ms. Allocated memory was 135.8 MB in the beginning and 263.2 MB in the end (delta: 127.4 MB). Free memory was 77.2 MB in the beginning and 129.8 MB in the end (delta: -52.6 MB). Peak memory consumption was 113.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 312.27 ms. Allocated memory is still 263.2 MB. Free memory was 129.8 MB in the beginning and 101.3 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 8997.26 ms. Allocated memory was 263.2 MB in the beginning and 502.8 MB in the end (delta: 239.6 MB). Free memory was 101.3 MB in the beginning and 337.5 MB in the end (delta: -236.3 MB). Peak memory consumption was 236.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 28492.11 ms. Allocated memory was 502.8 MB in the beginning and 1.3 GB in the end (delta: 830.5 MB). Free memory was 337.5 MB in the beginning and 1.1 GB in the end (delta: -729.4 MB). Peak memory consumption was 101.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5726]: 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 217 procedures, 1706 locations, 1 error locations. SAFE Result, 28.4s OverallTime, 10 OverallIterations, 32 TraceHistogramMax, 15.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17956 SDtfs, 8346 SDslu, 25963 SDs, 0 SdLazy, 899 SolverSat, 98 SolverUnsat, 4 SolverUnknown, 0 SolverNotchecked, 12.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 898 GetRequests, 875 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=30500occurred in iteration=9, 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, 2.1707602339181284 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 3.8s AutomataMinimizationTime, 10 MinimizatonAttempts, 719 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 3994 NumberOfCodeBlocks, 3994 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 3984 ConstructedInterpolants, 0 QuantifiedInterpolants, 2389698 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 6080/6088 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...