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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 09:42:44,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 09:42:44,920 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 09:42:44,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 09:42:44,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 09:42:44,934 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 09:42:44,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 09:42:44,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 09:42:44,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 09:42:44,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 09:42:44,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 09:42:44,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 09:42:44,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 09:42:44,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 09:42:44,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 09:42:44,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 09:42:44,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 09:42:44,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 09:42:44,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 09:42:44,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 09:42:44,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 09:42:44,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 09:42:44,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 09:42:44,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 09:42:44,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 09:42:44,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 09:42:44,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 09:42:44,958 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 09:42:44,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 09:42:44,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 09:42:44,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 09:42:44,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 09:42:44,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 09:42:44,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 09:42:44,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 09:42:44,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 09:42:44,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 09:42:44,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 09:42:44,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 09:42:44,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 09:42:44,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 09:42:44,966 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-02 09:42:44,980 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 09:42:44,980 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 09:42:44,982 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 09:42:44,982 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 09:42:44,982 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 09:42:44,982 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 09:42:44,982 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 09:42:44,983 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 09:42:44,983 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 09:42:44,983 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 09:42:44,983 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 09:42:44,983 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 09:42:44,984 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 09:42:44,984 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 09:42:44,984 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 09:42:44,984 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 09:42:44,984 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 09:42:44,985 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 09:42:44,985 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 09:42:44,985 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 09:42:44,985 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 09:42:44,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 09:42:44,986 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 09:42:44,986 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 09:42:44,986 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 09:42:44,986 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 09:42:44,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 09:42:44,987 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 09:42:44,987 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 09:42:45,021 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 09:42:45,032 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 09:42:45,035 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 09:42:45,037 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 09:42:45,037 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 09:42:45,038 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i [2019-10-02 09:42:45,108 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd8448c8d/7a1f372d5f7c48cf9c5737720c65f687/FLAGe62d23409 [2019-10-02 09:42:45,982 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 09:42:45,983 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i [2019-10-02 09:42:46,022 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd8448c8d/7a1f372d5f7c48cf9c5737720c65f687/FLAGe62d23409 [2019-10-02 09:42:46,498 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd8448c8d/7a1f372d5f7c48cf9c5737720c65f687 [2019-10-02 09:42:46,507 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 09:42:46,509 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 09:42:46,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 09:42:46,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 09:42:46,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 09:42:46,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 09:42:46" (1/1) ... [2019-10-02 09:42:46,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@491c2c91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:42:46, skipping insertion in model container [2019-10-02 09:42:46,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 09:42:46" (1/1) ... [2019-10-02 09:42:46,525 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 09:42:46,697 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 09:42:48,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 09:42:48,864 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 09:42:49,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 09:42:49,758 INFO L192 MainTranslator]: Completed translation [2019-10-02 09:42:49,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:42:49 WrapperNode [2019-10-02 09:42:49,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 09:42:49,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 09:42:49,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 09:42:49,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 09:42:49,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:42:49" (1/1) ... [2019-10-02 09:42:49,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:42:49" (1/1) ... [2019-10-02 09:42:49,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:42:49" (1/1) ... [2019-10-02 09:42:49,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:42:49" (1/1) ... [2019-10-02 09:42:50,126 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:42:49" (1/1) ... [2019-10-02 09:42:50,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:42:49" (1/1) ... [2019-10-02 09:42:50,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:42:49" (1/1) ... [2019-10-02 09:42:50,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 09:42:50,250 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 09:42:50,250 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 09:42:50,250 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 09:42:50,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:42:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 09:42:50,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 09:42:50,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 09:42:50,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-02 09:42:50,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-02 09:42:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-02 09:42:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-02 09:42:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-02 09:42:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2019-10-02 09:42:50,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2019-10-02 09:42:50,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-02 09:42:50,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-02 09:42:50,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-02 09:42:50,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-02 09:42:50,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-02 09:42:50,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-02 09:42:50,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-02 09:42:50,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-02 09:42:50,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-02 09:42:50,351 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-02 09:42:50,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-02 09:42:50,352 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-02 09:42:50,352 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-02 09:42:50,353 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-02 09:42:50,353 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-02 09:42:50,353 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-02 09:42:50,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2019-10-02 09:42:50,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2019-10-02 09:42:50,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2019-10-02 09:42:50,353 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-02 09:42:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-02 09:42:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-02 09:42:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-02 09:42:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-02 09:42:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-10-02 09:42:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-02 09:42:50,355 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-10-02 09:42:50,355 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-10-02 09:42:50,355 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-10-02 09:42:50,355 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-02 09:42:50,355 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-02 09:42:50,355 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-02 09:42:50,356 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-02 09:42:50,356 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-02 09:42:50,356 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-02 09:42:50,356 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-02 09:42:50,356 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-02 09:42:50,356 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-02 09:42:50,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-02 09:42:50,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-02 09:42:50,357 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-02 09:42:50,357 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_consume_skb_any [2019-10-02 09:42:50,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-10-02 09:42:50,358 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_one [2019-10-02 09:42:50,358 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_remove_one [2019-10-02 09:42:50,358 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_open [2019-10-02 09:42:50,358 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_dm910x [2019-10-02 09:42:50,358 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_start_xmit [2019-10-02 09:42:50,358 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_stop [2019-10-02 09:42:50,359 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_interrupt [2019-10-02 09:42:50,359 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_dmfe [2019-10-02 09:42:50,359 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_free_tx_pkt [2019-10-02 09:42:50,359 INFO L138 BoogieDeclarations]: Found implementation of procedure cal_CRC [2019-10-02 09:42:50,359 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_rx_packet [2019-10-02 09:42:50,360 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_set_filter_mode [2019-10-02 09:42:50,360 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_ethtool_get_drvinfo [2019-10-02 09:42:50,360 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_ethtool_set_wol [2019-10-02 09:42:50,360 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_ethtool_get_wol [2019-10-02 09:42:50,360 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_timer [2019-10-02 09:42:50,361 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_dynamic_reset [2019-10-02 09:42:50,361 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_free_rxbuffer [2019-10-02 09:42:50,361 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_reuse_skb [2019-10-02 09:42:50,361 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_descriptor_init [2019-10-02 09:42:50,361 INFO L138 BoogieDeclarations]: Found implementation of procedure update_cr6 [2019-10-02 09:42:50,362 INFO L138 BoogieDeclarations]: Found implementation of procedure dm9132_id_table [2019-10-02 09:42:50,362 INFO L138 BoogieDeclarations]: Found implementation of procedure send_filter_frame [2019-10-02 09:42:50,362 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffer [2019-10-02 09:42:50,362 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_clk_write [2019-10-02 09:42:50,362 INFO L138 BoogieDeclarations]: Found implementation of procedure read_srom_word [2019-10-02 09:42:50,364 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_sense_speed [2019-10-02 09:42:50,364 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_set_phyxcer [2019-10-02 09:42:50,364 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_process_mode [2019-10-02 09:42:50,364 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_write [2019-10-02 09:42:50,365 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_read [2019-10-02 09:42:50,365 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_write_1bit [2019-10-02 09:42:50,365 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_read_1bit [2019-10-02 09:42:50,366 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_parse_srom [2019-10-02 09:42:50,366 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_program_DM9801 [2019-10-02 09:42:50,368 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_program_DM9802 [2019-10-02 09:42:50,368 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_HPNA_remote_cmd_chk [2019-10-02 09:42:50,368 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_suspend [2019-10-02 09:42:50,369 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_resume [2019-10-02 09:42:50,369 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_module [2019-10-02 09:42:50,369 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_cleanup_module [2019-10-02 09:42:50,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_5 [2019-10-02 09:42:50,370 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-10-02 09:42:50,370 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-10-02 09:42:50,370 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-10-02 09:42:50,370 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-10-02 09:42:50,370 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-02 09:42:50,371 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-02 09:42:50,371 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-02 09:42:50,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-02 09:42:50,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_3 [2019-10-02 09:42:50,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_4 [2019-10-02 09:42:50,371 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-02 09:42:50,372 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 09:42:50,372 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-02 09:42:50,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-02 09:42:50,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-10-02 09:42:50,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-10-02 09:42:50,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-10-02 09:42:50,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-10-02 09:42:50,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-10-02 09:42:50,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-10-02 09:42:50,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-10-02 09:42:50,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-10-02 09:42:50,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-10-02 09:42:50,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_37 [2019-10-02 09:42:50,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_38 [2019-10-02 09:42:50,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_39 [2019-10-02 09:42:50,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_40 [2019-10-02 09:42:50,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_41 [2019-10-02 09:42:50,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_42 [2019-10-02 09:42:50,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_43 [2019-10-02 09:42:50,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_44 [2019-10-02 09:42:50,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_45 [2019-10-02 09:42:50,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-02 09:42:50,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-02 09:42:50,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-02 09:42:50,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-02 09:42:50,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-02 09:42:50,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-02 09:42:50,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-02 09:42:50,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-02 09:42:50,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-02 09:42:50,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-02 09:42:50,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-02 09:42:50,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-02 09:42:50,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-10-02 09:42:50,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_enable_wake [2019-10-02 09:42:50,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-02 09:42:50,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-02 09:42:50,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-02 09:42:50,386 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-02 09:42:50,392 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-02 09:42:50,392 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-02 09:42:50,393 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-02 09:42:50,393 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-02 09:42:50,393 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-10-02 09:42:50,393 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-02 09:42:50,393 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-02 09:42:50,394 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-02 09:42:50,394 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2019-10-02 09:42:50,394 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-02 09:42:50,394 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2019-10-02 09:42:50,394 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-02 09:42:50,394 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-02 09:42:50,394 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-02 09:42:50,395 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-10-02 09:42:50,395 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-10-02 09:42:50,395 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-10-02 09:42:50,395 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-02 09:42:50,395 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-02 09:42:50,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2019-10-02 09:42:50,396 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-02 09:42:50,396 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-02 09:42:50,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2019-10-02 09:42:50,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-10-02 09:42:50,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2019-10-02 09:42:50,396 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2019-10-02 09:42:50,397 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-10-02 09:42:50,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-02 09:42:50,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-02 09:42:50,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_5 [2019-10-02 09:42:50,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_5 [2019-10-02 09:42:50,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2019-10-02 09:42:50,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2019-10-02 09:42:50,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-02 09:42:50,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_3 [2019-10-02 09:42:50,398 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-02 09:42:50,398 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-10-02 09:42:50,399 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-02 09:42:50,399 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-02 09:42:50,399 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-02 09:42:50,399 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-02 09:42:50,399 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2019-10-02 09:42:50,399 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2019-10-02 09:42:50,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2019-10-02 09:42:50,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-02 09:42:50,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-02 09:42:50,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-10-02 09:42:50,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-10-02 09:42:50,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-02 09:42:50,401 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-02 09:42:50,401 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-10-02 09:42:50,401 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-10-02 09:42:50,401 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-02 09:42:50,401 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-10-02 09:42:50,401 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-02 09:42:50,402 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-02 09:42:50,402 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-02 09:42:50,402 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-02 09:42:50,402 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-02 09:42:50,402 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-02 09:42:50,402 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-02 09:42:50,403 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-02 09:42:50,403 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-02 09:42:50,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-02 09:42:50,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-02 09:42:50,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-02 09:42:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 09:42:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-02 09:42:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-02 09:42:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-02 09:42:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 09:42:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2019-10-02 09:42:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2019-10-02 09:42:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-02 09:42:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-02 09:42:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-02 09:42:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 09:42:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-02 09:42:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-02 09:42:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 09:42:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-02 09:42:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-02 09:42:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-02 09:42:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-02 09:42:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 09:42:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-02 09:42:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-02 09:42:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-02 09:42:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-02 09:42:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-02 09:42:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-02 09:42:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-02 09:42:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-02 09:42:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-02 09:42:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-02 09:42:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-02 09:42:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-02 09:42:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-02 09:42:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-02 09:42:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-02 09:42:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-02 09:42:50,410 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-02 09:42:50,410 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-02 09:42:50,410 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-02 09:42:50,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_42 [2019-10-02 09:42:50,410 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2019-10-02 09:42:50,410 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2019-10-02 09:42:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-10-02 09:42:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2019-10-02 09:42:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-10-02 09:42:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-10-02 09:42:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-10-02 09:42:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-02 09:42:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 09:42:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-02 09:42:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-02 09:42:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_5 [2019-10-02 09:42:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-10-02 09:42:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-10-02 09:42:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-10-02 09:42:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-10-02 09:42:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-02 09:42:50,414 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-02 09:42:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-02 09:42:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-02 09:42:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_3 [2019-10-02 09:42:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_4 [2019-10-02 09:42:50,419 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-02 09:42:50,421 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-02 09:42:50,422 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-02 09:42:50,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_41 [2019-10-02 09:42:50,422 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-02 09:42:50,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_43 [2019-10-02 09:42:50,422 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2019-10-02 09:42:50,423 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-10-02 09:42:50,423 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-02 09:42:50,423 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-02 09:42:50,423 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-02 09:42:50,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 09:42:50,423 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-02 09:42:50,423 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-02 09:42:50,424 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2019-10-02 09:42:50,424 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2019-10-02 09:42:50,424 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2019-10-02 09:42:50,424 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2019-10-02 09:42:50,424 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-02 09:42:50,424 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-02 09:42:50,424 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-02 09:42:50,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-10-02 09:42:50,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-10-02 09:42:50,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-10-02 09:42:50,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2019-10-02 09:42:50,425 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_enable_wake [2019-10-02 09:42:50,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2019-10-02 09:42:50,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-02 09:42:50,426 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-02 09:42:50,426 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-02 09:42:50,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_44 [2019-10-02 09:42:50,426 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-02 09:42:50,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_45 [2019-10-02 09:42:50,426 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-02 09:42:50,426 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-02 09:42:50,427 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-02 09:42:50,427 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-02 09:42:50,427 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-02 09:42:50,427 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-02 09:42:50,427 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-02 09:42:50,427 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-02 09:42:50,427 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-02 09:42:50,428 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-02 09:42:50,428 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-02 09:42:50,428 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-02 09:42:50,428 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-10-02 09:42:50,428 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-02 09:42:50,428 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-10-02 09:42:50,429 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-10-02 09:42:50,429 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-10-02 09:42:50,429 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-02 09:42:50,429 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-02 09:42:50,429 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-02 09:42:50,429 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-02 09:42:50,429 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-02 09:42:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-10-02 09:42:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-10-02 09:42:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-10-02 09:42:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-10-02 09:42:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-10-02 09:42:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-10-02 09:42:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-02 09:42:50,431 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-02 09:42:50,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 09:42:50,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-10-02 09:42:50,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-10-02 09:42:50,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-10-02 09:42:50,431 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-02 09:42:50,431 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-02 09:42:50,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-02 09:42:50,432 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2019-10-02 09:42:50,432 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-02 09:42:50,432 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-02 09:42:50,432 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-02 09:42:50,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_38 [2019-10-02 09:42:50,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_40 [2019-10-02 09:42:50,432 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-02 09:42:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-02 09:42:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-02 09:42:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-02 09:42:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-10-02 09:42:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-02 09:42:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure dev_consume_skb_any [2019-10-02 09:42:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-02 09:42:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-10-02 09:42:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2019-10-02 09:42:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-10-02 09:42:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-02 09:42:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-02 09:42:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-02 09:42:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-02 09:42:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_37 [2019-10-02 09:42:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-02 09:42:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_39 [2019-10-02 09:42:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-02 09:42:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-10-02 09:42:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-10-02 09:42:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-02 09:42:50,436 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-02 09:42:50,436 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-10-02 09:42:50,436 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_open [2019-10-02 09:42:50,436 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_start_xmit [2019-10-02 09:42:50,436 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_stop [2019-10-02 09:42:50,436 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_set_filter_mode [2019-10-02 09:42:50,437 INFO L130 BoogieDeclarations]: Found specification of procedure read_srom_word [2019-10-02 09:42:50,437 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_interrupt [2019-10-02 09:42:50,437 INFO L130 BoogieDeclarations]: Found specification of procedure poll_dmfe [2019-10-02 09:42:50,437 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_descriptor_init [2019-10-02 09:42:50,437 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffer [2019-10-02 09:42:50,437 INFO L130 BoogieDeclarations]: Found specification of procedure update_cr6 [2019-10-02 09:42:50,437 INFO L130 BoogieDeclarations]: Found specification of procedure send_filter_frame [2019-10-02 09:42:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure dm9132_id_table [2019-10-02 09:42:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_read [2019-10-02 09:42:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_write [2019-10-02 09:42:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_write_1bit [2019-10-02 09:42:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_read_1bit [2019-10-02 09:42:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_sense_speed [2019-10-02 09:42:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_process_mode [2019-10-02 09:42:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_timer [2019-10-02 09:42:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure cal_CRC [2019-10-02 09:42:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_rx_packet [2019-10-02 09:42:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_free_tx_pkt [2019-10-02 09:42:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_reuse_skb [2019-10-02 09:42:50,441 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_dynamic_reset [2019-10-02 09:42:50,441 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_free_rxbuffer [2019-10-02 09:42:50,441 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_dm910x [2019-10-02 09:42:50,441 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_parse_srom [2019-10-02 09:42:50,442 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_program_DM9801 [2019-10-02 09:42:50,442 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_program_DM9802 [2019-10-02 09:42:50,442 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_HPNA_remote_cmd_chk [2019-10-02 09:42:50,442 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_set_phyxcer [2019-10-02 09:42:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_one [2019-10-02 09:42:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 09:42:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 09:42:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_remove_one [2019-10-02 09:42:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_ethtool_get_drvinfo [2019-10-02 09:42:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_ethtool_set_wol [2019-10-02 09:42:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_ethtool_get_wol [2019-10-02 09:42:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure srom_clk_write [2019-10-02 09:42:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_suspend [2019-10-02 09:42:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_resume [2019-10-02 09:42:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_module [2019-10-02 09:42:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_cleanup_module [2019-10-02 09:42:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2019-10-02 09:42:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_3 [2019-10-02 09:42:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2019-10-02 09:42:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_5 [2019-10-02 09:42:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-02 09:42:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-02 09:42:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_5 [2019-10-02 09:42:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-02 09:42:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 09:42:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-02 09:42:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-02 09:42:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-02 09:42:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-02 09:42:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-02 09:42:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-02 09:42:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-02 09:42:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-02 09:42:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-02 09:42:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-02 09:42:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-02 09:42:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-02 09:42:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 09:42:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-02 09:42:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 09:42:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 09:42:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-02 09:42:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 09:42:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-02 09:42:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-02 09:42:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-02 09:42:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-02 09:42:51,559 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-02 09:42:57,983 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 09:42:57,983 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-02 09:42:57,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 09:42:57 BoogieIcfgContainer [2019-10-02 09:42:57,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 09:42:57,987 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 09:42:57,987 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 09:42:57,991 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 09:42:57,991 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 09:42:46" (1/3) ... [2019-10-02 09:42:57,992 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43b46237 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 09:42:57, skipping insertion in model container [2019-10-02 09:42:57,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:42:49" (2/3) ... [2019-10-02 09:42:57,992 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43b46237 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 09:42:57, skipping insertion in model container [2019-10-02 09:42:57,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 09:42:57" (3/3) ... [2019-10-02 09:42:57,995 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i [2019-10-02 09:42:58,005 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 09:42:58,020 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 09:42:58,037 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 09:42:58,092 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 09:42:58,093 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 09:42:58,093 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 09:42:58,093 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 09:42:58,093 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 09:42:58,093 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 09:42:58,094 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 09:42:58,094 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 09:42:58,094 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 09:42:58,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states. [2019-10-02 09:42:58,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-10-02 09:42:58,201 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:42:58,202 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:42:58,204 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:42:58,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:42:58,209 INFO L82 PathProgramCache]: Analyzing trace with hash 1067603727, now seen corresponding path program 1 times [2019-10-02 09:42:58,210 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:42:58,210 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:42:58,329 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:42:58,330 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:42:58,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:42:58,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:42:59,184 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-02 09:42:59,186 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:42:59,186 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:42:59,191 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:42:59,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:42:59,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:42:59,209 INFO L87 Difference]: Start difference. First operand 1862 states. Second operand 5 states. [2019-10-02 09:42:59,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:42:59,693 INFO L93 Difference]: Finished difference Result 5380 states and 7320 transitions. [2019-10-02 09:42:59,694 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:42:59,696 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 134 [2019-10-02 09:42:59,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:42:59,757 INFO L225 Difference]: With dead ends: 5380 [2019-10-02 09:42:59,757 INFO L226 Difference]: Without dead ends: 3532 [2019-10-02 09:42:59,777 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 09:42:59,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3532 states. [2019-10-02 09:43:00,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3532 to 3519. [2019-10-02 09:43:00,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3519 states. [2019-10-02 09:43:00,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3519 states to 3519 states and 4743 transitions. [2019-10-02 09:43:00,127 INFO L78 Accepts]: Start accepts. Automaton has 3519 states and 4743 transitions. Word has length 134 [2019-10-02 09:43:00,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:43:00,129 INFO L475 AbstractCegarLoop]: Abstraction has 3519 states and 4743 transitions. [2019-10-02 09:43:00,129 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:43:00,129 INFO L276 IsEmpty]: Start isEmpty. Operand 3519 states and 4743 transitions. [2019-10-02 09:43:00,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-10-02 09:43:00,202 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:43:00,202 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 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] [2019-10-02 09:43:00,203 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:43:00,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:43:00,204 INFO L82 PathProgramCache]: Analyzing trace with hash -646203648, now seen corresponding path program 1 times [2019-10-02 09:43:00,204 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:43:00,204 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:43:00,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:43:00,217 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:43:00,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:43:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:43:00,561 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-02 09:43:00,562 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:43:00,562 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:43:00,563 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:43:00,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:43:00,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:43:00,564 INFO L87 Difference]: Start difference. First operand 3519 states and 4743 transitions. Second operand 5 states. [2019-10-02 09:43:00,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:43:00,924 INFO L93 Difference]: Finished difference Result 10525 states and 14213 transitions. [2019-10-02 09:43:00,925 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:43:00,925 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 135 [2019-10-02 09:43:00,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:43:00,980 INFO L225 Difference]: With dead ends: 10525 [2019-10-02 09:43:00,980 INFO L226 Difference]: Without dead ends: 7032 [2019-10-02 09:43:01,002 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 09:43:01,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7032 states. [2019-10-02 09:43:01,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7032 to 7011. [2019-10-02 09:43:01,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7011 states. [2019-10-02 09:43:01,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7011 states to 7011 states and 9456 transitions. [2019-10-02 09:43:01,360 INFO L78 Accepts]: Start accepts. Automaton has 7011 states and 9456 transitions. Word has length 135 [2019-10-02 09:43:01,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:43:01,363 INFO L475 AbstractCegarLoop]: Abstraction has 7011 states and 9456 transitions. [2019-10-02 09:43:01,363 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:43:01,363 INFO L276 IsEmpty]: Start isEmpty. Operand 7011 states and 9456 transitions. [2019-10-02 09:43:01,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-10-02 09:43:01,372 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:43:01,372 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 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] [2019-10-02 09:43:01,372 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:43:01,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:43:01,373 INFO L82 PathProgramCache]: Analyzing trace with hash 958343154, now seen corresponding path program 1 times [2019-10-02 09:43:01,373 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:43:01,373 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:43:01,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:43:01,386 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:43:01,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:43:01,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:43:01,766 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-02 09:43:01,767 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:43:01,767 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:43:01,768 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:43:01,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:43:01,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:43:01,769 INFO L87 Difference]: Start difference. First operand 7011 states and 9456 transitions. Second operand 5 states. [2019-10-02 09:43:02,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:43:02,354 INFO L93 Difference]: Finished difference Result 21024 states and 28396 transitions. [2019-10-02 09:43:02,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:43:02,355 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 136 [2019-10-02 09:43:02,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:43:02,471 INFO L225 Difference]: With dead ends: 21024 [2019-10-02 09:43:02,472 INFO L226 Difference]: Without dead ends: 14039 [2019-10-02 09:43:02,522 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 09:43:02,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14039 states. [2019-10-02 09:43:03,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14039 to 14000. [2019-10-02 09:43:03,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14000 states. [2019-10-02 09:43:03,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14000 states to 14000 states and 18890 transitions. [2019-10-02 09:43:03,236 INFO L78 Accepts]: Start accepts. Automaton has 14000 states and 18890 transitions. Word has length 136 [2019-10-02 09:43:03,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:43:03,242 INFO L475 AbstractCegarLoop]: Abstraction has 14000 states and 18890 transitions. [2019-10-02 09:43:03,242 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:43:03,242 INFO L276 IsEmpty]: Start isEmpty. Operand 14000 states and 18890 transitions. [2019-10-02 09:43:03,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-10-02 09:43:03,252 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:43:03,252 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 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] [2019-10-02 09:43:03,252 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:43:03,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:43:03,252 INFO L82 PathProgramCache]: Analyzing trace with hash -1942312957, now seen corresponding path program 1 times [2019-10-02 09:43:03,253 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:43:03,253 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:43:03,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:43:03,269 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:43:03,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:43:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:43:03,622 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-02 09:43:03,622 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:43:03,623 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:43:03,624 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:43:03,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:43:03,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:43:03,625 INFO L87 Difference]: Start difference. First operand 14000 states and 18890 transitions. Second operand 5 states. [2019-10-02 09:43:04,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:43:04,684 INFO L93 Difference]: Finished difference Result 42022 states and 56764 transitions. [2019-10-02 09:43:04,684 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:43:04,684 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 137 [2019-10-02 09:43:04,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:43:04,860 INFO L225 Difference]: With dead ends: 42022 [2019-10-02 09:43:04,860 INFO L226 Difference]: Without dead ends: 28048 [2019-10-02 09:43:04,935 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 09:43:04,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28048 states. [2019-10-02 09:43:07,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28048 to 27976. [2019-10-02 09:43:07,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27976 states. [2019-10-02 09:43:07,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27976 states to 27976 states and 37758 transitions. [2019-10-02 09:43:07,181 INFO L78 Accepts]: Start accepts. Automaton has 27976 states and 37758 transitions. Word has length 137 [2019-10-02 09:43:07,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:43:07,182 INFO L475 AbstractCegarLoop]: Abstraction has 27976 states and 37758 transitions. [2019-10-02 09:43:07,182 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:43:07,182 INFO L276 IsEmpty]: Start isEmpty. Operand 27976 states and 37758 transitions. [2019-10-02 09:43:07,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-10-02 09:43:07,192 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:43:07,192 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:43:07,192 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:43:07,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:43:07,193 INFO L82 PathProgramCache]: Analyzing trace with hash 1913275137, now seen corresponding path program 1 times [2019-10-02 09:43:07,193 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:43:07,193 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:43:07,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:43:07,210 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:43:07,210 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:43:07,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:43:07,444 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-10-02 09:43:07,445 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:43:07,445 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 09:43:07,445 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 09:43:07,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 09:43:07,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 09:43:07,446 INFO L87 Difference]: Start difference. First operand 27976 states and 37758 transitions. Second operand 3 states. [2019-10-02 09:43:09,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:43:09,519 INFO L93 Difference]: Finished difference Result 78825 states and 106399 transitions. [2019-10-02 09:43:09,520 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 09:43:09,520 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 146 [2019-10-02 09:43:09,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:43:09,840 INFO L225 Difference]: With dead ends: 78825 [2019-10-02 09:43:09,840 INFO L226 Difference]: Without dead ends: 50875 [2019-10-02 09:43:09,937 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 09:43:10,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50875 states. [2019-10-02 09:43:12,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50875 to 50600. [2019-10-02 09:43:12,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50600 states. [2019-10-02 09:43:13,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50600 states to 50600 states and 68335 transitions. [2019-10-02 09:43:13,090 INFO L78 Accepts]: Start accepts. Automaton has 50600 states and 68335 transitions. Word has length 146 [2019-10-02 09:43:13,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:43:13,092 INFO L475 AbstractCegarLoop]: Abstraction has 50600 states and 68335 transitions. [2019-10-02 09:43:13,092 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 09:43:13,092 INFO L276 IsEmpty]: Start isEmpty. Operand 50600 states and 68335 transitions. [2019-10-02 09:43:13,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-10-02 09:43:13,100 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:43:13,100 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:43:13,101 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:43:13,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:43:13,101 INFO L82 PathProgramCache]: Analyzing trace with hash -1004057042, now seen corresponding path program 1 times [2019-10-02 09:43:13,101 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:43:13,101 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:43:13,120 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:43:13,120 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:43:13,120 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:43:13,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:43:13,441 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-10-02 09:43:13,441 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 09:43:13,441 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 09:43:13,834 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:43:14,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:43:14,747 INFO L256 TraceCheckSpWp]: Trace formula consists of 3552 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 09:43:14,763 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 09:43:14,930 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-02 09:43:14,946 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 09:43:14,947 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2019-10-02 09:43:14,947 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-10-02 09:43:14,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-10-02 09:43:14,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2019-10-02 09:43:14,948 INFO L87 Difference]: Start difference. First operand 50600 states and 68335 transitions. Second operand 14 states. [2019-10-02 09:43:48,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:43:48,575 INFO L93 Difference]: Finished difference Result 127418 states and 172384 transitions. [2019-10-02 09:43:48,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-02 09:43:48,576 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 150 [2019-10-02 09:43:48,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:43:49,038 INFO L225 Difference]: With dead ends: 127418 [2019-10-02 09:43:49,039 INFO L226 Difference]: Without dead ends: 76844 [2019-10-02 09:43:49,271 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=141, Invalid=509, Unknown=0, NotChecked=0, Total=650 [2019-10-02 09:43:49,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76844 states. [2019-10-02 09:43:51,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76844 to 75985. [2019-10-02 09:43:51,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75985 states. [2019-10-02 09:43:52,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75985 states to 75985 states and 102646 transitions. [2019-10-02 09:43:52,049 INFO L78 Accepts]: Start accepts. Automaton has 75985 states and 102646 transitions. Word has length 150 [2019-10-02 09:43:52,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:43:52,050 INFO L475 AbstractCegarLoop]: Abstraction has 75985 states and 102646 transitions. [2019-10-02 09:43:52,051 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-10-02 09:43:52,051 INFO L276 IsEmpty]: Start isEmpty. Operand 75985 states and 102646 transitions. [2019-10-02 09:43:52,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-10-02 09:43:52,059 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:43:52,060 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:43:52,060 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:43:52,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:43:52,061 INFO L82 PathProgramCache]: Analyzing trace with hash 605838458, now seen corresponding path program 1 times [2019-10-02 09:43:52,061 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:43:52,061 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:43:52,076 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:43:52,077 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:43:52,077 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:43:52,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:43:52,436 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-02 09:43:52,437 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 09:43:52,437 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 09:43:52,818 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:43:53,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:43:53,524 INFO L256 TraceCheckSpWp]: Trace formula consists of 3554 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 09:43:53,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 09:43:53,682 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-02 09:43:53,705 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 09:43:53,705 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2019-10-02 09:43:53,706 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-02 09:43:53,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-02 09:43:53,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-10-02 09:43:53,707 INFO L87 Difference]: Start difference. First operand 75985 states and 102646 transitions. Second operand 15 states. [2019-10-02 09:44:11,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:44:11,593 INFO L93 Difference]: Finished difference Result 240512 states and 325315 transitions. [2019-10-02 09:44:11,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-10-02 09:44:11,593 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 151 [2019-10-02 09:44:11,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:44:12,280 INFO L225 Difference]: With dead ends: 240512 [2019-10-02 09:44:12,280 INFO L226 Difference]: Without dead ends: 164553 [2019-10-02 09:44:12,678 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=311, Invalid=1411, Unknown=0, NotChecked=0, Total=1722 [2019-10-02 09:44:12,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164553 states. [2019-10-02 09:44:20,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164553 to 164049. [2019-10-02 09:44:20,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164049 states. [2019-10-02 09:44:20,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164049 states to 164049 states and 221816 transitions. [2019-10-02 09:44:20,779 INFO L78 Accepts]: Start accepts. Automaton has 164049 states and 221816 transitions. Word has length 151 [2019-10-02 09:44:20,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:44:20,780 INFO L475 AbstractCegarLoop]: Abstraction has 164049 states and 221816 transitions. [2019-10-02 09:44:20,780 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-02 09:44:20,780 INFO L276 IsEmpty]: Start isEmpty. Operand 164049 states and 221816 transitions. [2019-10-02 09:44:20,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-10-02 09:44:20,789 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:44:20,789 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:44:20,790 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:44:20,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:44:20,790 INFO L82 PathProgramCache]: Analyzing trace with hash 239294919, now seen corresponding path program 1 times [2019-10-02 09:44:20,790 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:44:20,790 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:44:20,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:44:20,800 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:44:20,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:44:20,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:44:21,119 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-02 09:44:21,120 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 09:44:21,120 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 09:44:21,485 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:44:22,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:44:22,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 3556 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 09:44:22,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 09:44:22,351 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (4)] Exception during sending of exit command (exit): Broken pipe [2019-10-02 09:44:22,373 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 09:44:22,373 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2019-10-02 09:44:22,373 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-02 09:44:22,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-02 09:44:22,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-10-02 09:44:22,376 INFO L87 Difference]: Start difference. First operand 164049 states and 221816 transitions. Second operand 15 states. [2019-10-02 09:44:43,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:44:43,635 INFO L93 Difference]: Finished difference Result 479092 states and 648404 transitions. [2019-10-02 09:44:43,635 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-10-02 09:44:43,635 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 152 [2019-10-02 09:44:43,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:44:44,957 INFO L225 Difference]: With dead ends: 479092 [2019-10-02 09:44:44,958 INFO L226 Difference]: Without dead ends: 315069 [2019-10-02 09:44:49,794 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 339 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=311, Invalid=1411, Unknown=0, NotChecked=0, Total=1722 [2019-10-02 09:44:50,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315069 states. [2019-10-02 09:44:56,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315069 to 308186. [2019-10-02 09:44:56,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 308186 states. [2019-10-02 09:44:57,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308186 states to 308186 states and 416983 transitions. [2019-10-02 09:44:57,616 INFO L78 Accepts]: Start accepts. Automaton has 308186 states and 416983 transitions. Word has length 152 [2019-10-02 09:44:57,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:44:57,616 INFO L475 AbstractCegarLoop]: Abstraction has 308186 states and 416983 transitions. [2019-10-02 09:44:57,617 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-02 09:44:57,617 INFO L276 IsEmpty]: Start isEmpty. Operand 308186 states and 416983 transitions. [2019-10-02 09:44:57,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-10-02 09:44:57,629 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:44:57,629 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:44:57,629 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:44:57,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:44:57,630 INFO L82 PathProgramCache]: Analyzing trace with hash -1267316685, now seen corresponding path program 1 times [2019-10-02 09:44:57,630 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:44:57,630 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:44:57,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:44:57,641 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:44:57,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:44:57,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:44:57,950 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-02 09:44:57,950 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 09:44:57,950 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 09:44:58,284 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:44:58,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:44:58,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 3558 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 09:44:58,944 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 09:44:59,093 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-02 09:44:59,107 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 09:44:59,107 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2019-10-02 09:44:59,108 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-02 09:44:59,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-02 09:44:59,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-10-02 09:44:59,109 INFO L87 Difference]: Start difference. First operand 308186 states and 416983 transitions. Second operand 15 states. [2019-10-02 09:45:34,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:45:34,098 INFO L93 Difference]: Finished difference Result 866519 states and 1173120 transitions. [2019-10-02 09:45:34,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-10-02 09:45:34,098 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 153 [2019-10-02 09:45:34,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:45:36,301 INFO L225 Difference]: With dead ends: 866519 [2019-10-02 09:45:36,302 INFO L226 Difference]: Without dead ends: 558359 [2019-10-02 09:45:38,077 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=311, Invalid=1411, Unknown=0, NotChecked=0, Total=1722 [2019-10-02 09:45:38,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558359 states. [2019-10-02 09:45:59,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558359 to 541961. [2019-10-02 09:45:59,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 541961 states. [2019-10-02 09:46:10,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541961 states to 541961 states and 733440 transitions. [2019-10-02 09:46:10,640 INFO L78 Accepts]: Start accepts. Automaton has 541961 states and 733440 transitions. Word has length 153 [2019-10-02 09:46:10,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:46:10,641 INFO L475 AbstractCegarLoop]: Abstraction has 541961 states and 733440 transitions. [2019-10-02 09:46:10,641 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-02 09:46:10,641 INFO L276 IsEmpty]: Start isEmpty. Operand 541961 states and 733440 transitions. [2019-10-02 09:46:10,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-10-02 09:46:10,663 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:46:10,663 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:46:10,664 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:46:10,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:46:10,664 INFO L82 PathProgramCache]: Analyzing trace with hash 1233831347, now seen corresponding path program 1 times [2019-10-02 09:46:10,664 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:46:10,664 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:46:10,673 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:46:10,673 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:46:10,673 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:46:10,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:46:19,704 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2019-10-02 09:46:19,705 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:46:19,705 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 09:46:19,706 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 09:46:19,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 09:46:19,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 09:46:19,706 INFO L87 Difference]: Start difference. First operand 541961 states and 733440 transitions. Second operand 3 states. [2019-10-02 09:46:50,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:46:50,322 INFO L93 Difference]: Finished difference Result 1481279 states and 2014045 transitions. [2019-10-02 09:46:50,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 09:46:50,322 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 230 [2019-10-02 09:46:50,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:46:54,541 INFO L225 Difference]: With dead ends: 1481279 [2019-10-02 09:46:54,542 INFO L226 Difference]: Without dead ends: 939344 [2019-10-02 09:46:55,522 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.8s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 09:46:56,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 939344 states. [2019-10-02 09:47:52,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 939344 to 929653. [2019-10-02 09:47:52,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 929653 states.