java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 09:10:45,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 09:10:45,405 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 09:10:45,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 09:10:45,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 09:10:45,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 09:10:45,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 09:10:45,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 09:10:45,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 09:10:45,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 09:10:45,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 09:10:45,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 09:10:45,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 09:10:45,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 09:10:45,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 09:10:45,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 09:10:45,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 09:10:45,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 09:10:45,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 09:10:45,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 09:10:45,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 09:10:45,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 09:10:45,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 09:10:45,440 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 09:10:45,443 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 09:10:45,443 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 09:10:45,443 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 09:10:45,444 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 09:10:45,445 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 09:10:45,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 09:10:45,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 09:10:45,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 09:10:45,448 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 09:10:45,448 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 09:10:45,449 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 09:10:45,450 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 09:10:45,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 09:10:45,451 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 09:10:45,451 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 09:10:45,452 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 09:10:45,453 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 09:10:45,453 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-10 09:10:45,469 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 09:10:45,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 09:10:45,470 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 09:10:45,470 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 09:10:45,471 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 09:10:45,471 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 09:10:45,471 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 09:10:45,471 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 09:10:45,471 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 09:10:45,472 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 09:10:45,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 09:10:45,473 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 09:10:45,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 09:10:45,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 09:10:45,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 09:10:45,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 09:10:45,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 09:10:45,474 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 09:10:45,474 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 09:10:45,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 09:10:45,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 09:10:45,475 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 09:10:45,475 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 09:10:45,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 09:10:45,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 09:10:45,475 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 09:10:45,476 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 09:10:45,476 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 09:10:45,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 09:10:45,476 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 09:10:45,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 09:10:45,521 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 09:10:45,527 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 09:10:45,529 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 09:10:45,529 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 09:10:45,530 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2019-09-10 09:10:45,597 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f24ccdc1/694faa2271194c5487bc6e48ea9f1bb5/FLAG3bf581075 [2019-09-10 09:10:46,438 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 09:10:46,439 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2019-09-10 09:10:46,482 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f24ccdc1/694faa2271194c5487bc6e48ea9f1bb5/FLAG3bf581075 [2019-09-10 09:10:46,939 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f24ccdc1/694faa2271194c5487bc6e48ea9f1bb5 [2019-09-10 09:10:46,950 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 09:10:46,952 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 09:10:46,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 09:10:46,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 09:10:46,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 09:10:46,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 09:10:46" (1/1) ... [2019-09-10 09:10:46,964 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@530b4511 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:10:46, skipping insertion in model container [2019-09-10 09:10:46,965 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 09:10:46" (1/1) ... [2019-09-10 09:10:46,973 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 09:10:47,129 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 09:10:49,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 09:10:49,330 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 09:10:49,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 09:10:50,309 INFO L192 MainTranslator]: Completed translation [2019-09-10 09:10:50,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:10:50 WrapperNode [2019-09-10 09:10:50,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 09:10:50,311 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 09:10:50,311 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 09:10:50,311 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 09:10:50,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:10:50" (1/1) ... [2019-09-10 09:10:50,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:10:50" (1/1) ... [2019-09-10 09:10:50,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:10:50" (1/1) ... [2019-09-10 09:10:50,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:10:50" (1/1) ... [2019-09-10 09:10:50,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:10:50" (1/1) ... [2019-09-10 09:10:50,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:10:50" (1/1) ... [2019-09-10 09:10:50,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:10:50" (1/1) ... [2019-09-10 09:10:50,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 09:10:50,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 09:10:50,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 09:10:50,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 09:10:50,819 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:10:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 09:10:50,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 09:10:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 09:10:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~TO~$Pointer$ [2019-09-10 09:10:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~TO~VOID [2019-09-10 09:10:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~~__be16~0 [2019-09-10 09:10:50,917 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-10 09:10:50,917 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-10 09:10:50,918 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-10 09:10:50,918 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-10 09:10:50,918 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-10 09:10:50,918 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-09-10 09:10:50,919 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-09-10 09:10:50,919 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-10 09:10:50,920 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-10 09:10:50,921 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-10 09:10:50,922 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-10 09:10:50,922 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2019-09-10 09:10:50,922 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2019-09-10 09:10:50,922 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-09-10 09:10:50,923 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2019-09-10 09:10:50,923 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2019-09-10 09:10:50,923 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-09-10 09:10:50,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-09-10 09:10:50,923 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2019-09-10 09:10:50,925 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2019-09-10 09:10:50,925 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-09-10 09:10:50,925 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-09-10 09:10:50,926 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2019-09-10 09:10:50,926 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2019-09-10 09:10:50,926 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2019-09-10 09:10:50,926 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-09-10 09:10:50,926 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2019-09-10 09:10:50,926 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-10 09:10:50,927 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-10 09:10:50,927 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-09-10 09:10:50,927 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-09-10 09:10:50,927 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-09-10 09:10:50,927 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-09-10 09:10:50,927 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent [2019-09-10 09:10:50,928 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_coherent [2019-09-10 09:10:50,928 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-09-10 09:10:50,928 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-09-10 09:10:50,928 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-09-10 09:10:50,929 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-09-10 09:10:50,929 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-09-10 09:10:50,929 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-10 09:10:50,930 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-09-10 09:10:50,930 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-10 09:10:50,930 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-10 09:10:50,930 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-09-10 09:10:50,930 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2019-09-10 09:10:50,930 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-10 09:10:50,930 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-10 09:10:50,931 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-10 09:10:50,931 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-10 09:10:50,931 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-10 09:10:50,931 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-09-10 09:10:50,931 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2019-09-10 09:10:50,931 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_type_trans [2019-09-10 09:10:50,932 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_q_work_item [2019-09-10 09:10:50,932 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_tx_work_q [2019-09-10 09:10:50,932 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_int_work_q [2019-09-10 09:10:50,932 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cpureset [2019-09-10 09:10:50,932 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cpurelease [2019-09-10 09:10:50,933 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_clear_intr [2019-09-10 09:10:50,933 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_enable_intr [2019-09-10 09:10:50,933 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_disable_intr [2019-09-10 09:10:50,933 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_rx_status [2019-09-10 09:10:50,933 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_init_dma [2019-09-10 09:10:50,933 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_tx_dma_complete [2019-09-10 09:10:50,934 INFO L138 BoogieDeclarations]: Found implementation of procedure farsync_type_trans [2019-09-10 09:10:50,934 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_rx_dma_complete [2019-09-10 09:10:50,934 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_rx_dma [2019-09-10 09:10:50,935 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_tx_dma [2019-09-10 09:10:50,935 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_issue_cmd [2019-09-10 09:10:50,935 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_op_raise [2019-09-10 09:10:50,935 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_op_lower [2019-09-10 09:10:50,935 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_rx_config [2019-09-10 09:10:50,936 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_tx_config [2019-09-10 09:10:50,936 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_intr_te1_alarm [2019-09-10 09:10:50,936 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_intr_ctlchg [2019-09-10 09:10:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_log_rx_error [2019-09-10 09:10:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_recover_rx_error [2019-09-10 09:10:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_intr_rx [2019-09-10 09:10:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure do_bottom_half_tx [2019-09-10 09:10:50,938 INFO L138 BoogieDeclarations]: Found implementation of procedure do_bottom_half_rx [2019-09-10 09:10:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_intr [2019-09-10 09:10:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure check_started_ok [2019-09-10 09:10:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure set_conf_from_info [2019-09-10 09:10:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure gather_conf_info [2019-09-10 09:10:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_set_iface [2019-09-10 09:10:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_get_iface [2019-09-10 09:10:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_ioctl [2019-09-10 09:10:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_openport [2019-09-10 09:10:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_closeport [2019-09-10 09:10:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_open [2019-09-10 09:10:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_close [2019-09-10 09:10:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_attach [2019-09-10 09:10:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_tx_timeout [2019-09-10 09:10:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_start_xmit [2019-09-10 09:10:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_init_card [2019-09-10 09:10:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_add_one [2019-09-10 09:10:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_remove_one [2019-09-10 09:10:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_init [2019-09-10 09:10:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cleanup_module [2019-09-10 09:10:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 09:10:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-10 09:10:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-09-10 09:10:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-09-10 09:10:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-09-10 09:10:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-09-10 09:10:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-09-10 09:10:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-10 09:10:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_1 [2019-09-10 09:10:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_2 [2019-09-10 09:10:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_3 [2019-09-10 09:10:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-10 09:10:50,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-09-10 09:10:50,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-09-10 09:10:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-10 09:10:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2019-09-10 09:10:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-09-10 09:10:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-10 09:10:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-10 09:10:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-10 09:10:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_hdlcdev [2019-09-10 09:10:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-09-10 09:10:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-09-10 09:10:50,948 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-09-10 09:10:50,948 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-09-10 09:10:50,948 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-09-10 09:10:50,948 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-10 09:10:50,949 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-10 09:10:50,949 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-09-10 09:10:50,949 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-10 09:10:50,949 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_close [2019-09-10 09:10:50,949 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2019-09-10 09:10:50,950 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_open [2019-09-10 09:10:50,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-09-10 09:10:50,954 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-09-10 09:10:50,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-09-10 09:10:50,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-10 09:10:50,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_int [2019-09-10 09:10:50,962 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2019-09-10 09:10:50,962 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-09-10 09:10:50,962 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-09-10 09:10:50,962 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-09-10 09:10:50,962 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-09-10 09:10:50,963 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-09-10 09:10:50,963 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-09-10 09:10:50,963 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2019-09-10 09:10:50,963 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-09-10 09:10:50,964 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-09-10 09:10:50,964 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-09-10 09:10:50,964 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-09-10 09:10:50,964 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-09-10 09:10:50,965 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-09-10 09:10:50,965 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-10 09:10:50,965 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-09-10 09:10:50,965 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-09-10 09:10:50,965 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2019-09-10 09:10:50,965 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-10 09:10:50,965 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_hdlc_device [2019-09-10 09:10:50,965 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-09-10 09:10:50,966 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-10 09:10:50,966 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-10 09:10:50,966 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-10 09:10:50,966 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-10 09:10:50,966 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-10 09:10:50,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 09:10:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 09:10:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-10 09:10:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-10 09:10:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-10 09:10:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-10 09:10:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-10 09:10:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 09:10:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-10 09:10:50,968 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-09-10 09:10:50,968 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-10 09:10:50,968 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-09-10 09:10:50,968 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2019-09-10 09:10:50,968 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-10 09:10:50,968 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-09-10 09:10:50,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 09:10:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-09-10 09:10:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-10 09:10:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-10 09:10:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-10 09:10:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-10 09:10:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-10 09:10:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-10 09:10:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-10 09:10:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2019-09-10 09:10:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2019-09-10 09:10:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-09-10 09:10:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2019-09-10 09:10:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2019-09-10 09:10:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-09-10 09:10:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-09-10 09:10:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-09-10 09:10:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-10 09:10:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-09-10 09:10:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2019-09-10 09:10:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-10 09:10:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2019-09-10 09:10:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-09-10 09:10:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-09-10 09:10:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2019-09-10 09:10:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2019-09-10 09:10:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2019-09-10 09:10:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-10 09:10:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_1 [2019-09-10 09:10:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_2 [2019-09-10 09:10:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_3 [2019-09-10 09:10:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-09-10 09:10:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-09-10 09:10:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-09-10 09:10:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-09-10 09:10:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-09-10 09:10:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-10 09:10:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-10 09:10:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-09-10 09:10:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2019-09-10 09:10:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-09-10 09:10:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2019-09-10 09:10:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-09-10 09:10:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-09-10 09:10:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-09-10 09:10:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-09-10 09:10:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-09-10 09:10:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-09-10 09:10:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-09-10 09:10:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-10 09:10:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-10 09:10:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-10 09:10:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-09-10 09:10:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-09-10 09:10:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-09-10 09:10:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-09-10 09:10:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-09-10 09:10:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-09-10 09:10:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent [2019-09-10 09:10:50,977 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~TO~$Pointer$ [2019-09-10 09:10:50,977 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_coherent [2019-09-10 09:10:50,977 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~TO~VOID [2019-09-10 09:10:50,977 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-09-10 09:10:50,977 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-09-10 09:10:50,977 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-09-10 09:10:50,977 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-09-10 09:10:50,977 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-09-10 09:10:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2019-09-10 09:10:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-10 09:10:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-09-10 09:10:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-09-10 09:10:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-10 09:10:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-09-10 09:10:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-10 09:10:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-09-10 09:10:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 09:10:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-09-10 09:10:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-10 09:10:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-10 09:10:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-09-10 09:10:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-09-10 09:10:50,981 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-09-10 09:10:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2019-09-10 09:10:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2019-09-10 09:10:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-10 09:10:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-09-10 09:10:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-09-10 09:10:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-10 09:10:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-10 09:10:50,990 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-10 09:10:50,990 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-10 09:10:50,990 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-10 09:10:50,990 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-09-10 09:10:50,990 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-09-10 09:10:50,990 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-09-10 09:10:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-09-10 09:10:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-09-10 09:10:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2019-09-10 09:10:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_hdlc_device [2019-09-10 09:10:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_hdlcdev [2019-09-10 09:10:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2019-09-10 09:10:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_open [2019-09-10 09:10:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_close [2019-09-10 09:10:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_change_mtu [2019-09-10 09:10:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_start_xmit [2019-09-10 09:10:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_type_trans [2019-09-10 09:10:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~~__be16~0 [2019-09-10 09:10:50,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 09:10:50,993 INFO L130 BoogieDeclarations]: Found specification of procedure do_bottom_half_tx [2019-09-10 09:10:50,993 INFO L130 BoogieDeclarations]: Found specification of procedure do_bottom_half_rx [2019-09-10 09:10:50,993 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_tx_work_q [2019-09-10 09:10:50,993 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_int_work_q [2019-09-10 09:10:50,993 INFO L130 BoogieDeclarations]: Found specification of procedure fst_q_work_item [2019-09-10 09:10:50,993 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cpureset [2019-09-10 09:10:50,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 09:10:50,994 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cpurelease [2019-09-10 09:10:50,994 INFO L130 BoogieDeclarations]: Found specification of procedure fst_clear_intr [2019-09-10 09:10:50,994 INFO L130 BoogieDeclarations]: Found specification of procedure fst_enable_intr [2019-09-10 09:10:50,994 INFO L130 BoogieDeclarations]: Found specification of procedure fst_disable_intr [2019-09-10 09:10:50,994 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_rx_status [2019-09-10 09:10:50,994 INFO L130 BoogieDeclarations]: Found specification of procedure fst_init_dma [2019-09-10 09:10:50,994 INFO L130 BoogieDeclarations]: Found specification of procedure fst_tx_dma_complete [2019-09-10 09:10:50,994 INFO L130 BoogieDeclarations]: Found specification of procedure farsync_type_trans [2019-09-10 09:10:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure fst_rx_dma_complete [2019-09-10 09:10:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure fst_rx_dma [2019-09-10 09:10:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure fst_tx_dma [2019-09-10 09:10:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure fst_issue_cmd [2019-09-10 09:10:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure fst_op_raise [2019-09-10 09:10:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure fst_op_lower [2019-09-10 09:10:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure fst_rx_config [2019-09-10 09:10:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure fst_tx_config [2019-09-10 09:10:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure fst_intr_te1_alarm [2019-09-10 09:10:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure fst_intr_ctlchg [2019-09-10 09:10:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure fst_log_rx_error [2019-09-10 09:10:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure fst_recover_rx_error [2019-09-10 09:10:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure fst_intr_rx [2019-09-10 09:10:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure fst_intr [2019-09-10 09:10:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure check_started_ok [2019-09-10 09:10:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure set_conf_from_info [2019-09-10 09:10:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure gather_conf_info [2019-09-10 09:10:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-10 09:10:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure fst_set_iface [2019-09-10 09:10:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure fst_get_iface [2019-09-10 09:10:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure fst_ioctl [2019-09-10 09:10:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure fst_openport [2019-09-10 09:10:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure fst_closeport [2019-09-10 09:10:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure fst_open [2019-09-10 09:10:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure fst_close [2019-09-10 09:10:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure fst_attach [2019-09-10 09:10:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure fst_tx_timeout [2019-09-10 09:10:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure fst_start_xmit [2019-09-10 09:10:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure fst_init_card [2019-09-10 09:10:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure fst_add_one [2019-09-10 09:10:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure fst_remove_one [2019-09-10 09:10:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure fst_init [2019-09-10 09:10:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cleanup_module [2019-09-10 09:10:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-10 09:10:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-09-10 09:10:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-10 09:10:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 09:10:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 09:10:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-10 09:10:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_int [2019-09-10 09:10:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-10 09:10:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-10 09:10:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-10 09:10:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-10 09:10:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-10 09:10:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 09:10:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 09:10:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 09:10:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-10 09:10:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 09:10:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-10 09:10:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-10 09:10:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-10 09:10:51,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-10 09:10:53,875 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-10 09:10:53,930 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-10 09:10:53,931 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-10 09:10:53,934 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-10 09:11:31,279 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2019-09-10 09:11:31,279 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2019-09-10 09:11:31,574 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-09-10 09:11:32,131 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-10 09:11:32,276 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##50: assume false; [2019-09-10 09:11:32,277 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##51: assume !false; [2019-09-10 09:11:32,376 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-10 09:11:32,380 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-10 09:12:00,835 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-10 09:12:00,835 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false;call ULTIMATE.dealloc(~#wrthdr~0.base, ~#wrthdr~0.offset);havoc ~#wrthdr~0.base, ~#wrthdr~0.offset;call ULTIMATE.dealloc(~#info~0.base, ~#info~0.offset);havoc ~#info~0.base, ~#info~0.offset; [2019-09-10 09:12:00,835 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##70: assume !false; [2019-09-10 09:12:00,836 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##69: assume false; [2019-09-10 09:12:00,848 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-10 09:12:00,849 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-10 09:12:37,420 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2019-09-10 09:12:37,420 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2019-09-10 09:12:37,420 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume false; [2019-09-10 09:12:37,420 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume !false; [2019-09-10 09:12:38,172 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 09:12:38,173 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-10 09:12:38,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 09:12:38 BoogieIcfgContainer [2019-09-10 09:12:38,175 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 09:12:38,177 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 09:12:38,177 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 09:12:38,181 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 09:12:38,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 09:10:46" (1/3) ... [2019-09-10 09:12:38,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c8ca7bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 09:12:38, skipping insertion in model container [2019-09-10 09:12:38,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:10:50" (2/3) ... [2019-09-10 09:12:38,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c8ca7bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 09:12:38, skipping insertion in model container [2019-09-10 09:12:38,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 09:12:38" (3/3) ... [2019-09-10 09:12:38,185 INFO L109 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2019-09-10 09:12:38,195 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 09:12:38,210 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 09:12:38,229 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 09:12:38,260 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 09:12:38,261 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 09:12:38,261 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 09:12:38,261 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 09:12:38,261 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 09:12:38,261 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 09:12:38,261 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 09:12:38,261 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 09:12:38,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states. [2019-09-10 09:12:38,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-09-10 09:12:38,344 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:12:38,345 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 09:12:38,347 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:12:38,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:12:38,354 INFO L82 PathProgramCache]: Analyzing trace with hash 1613100454, now seen corresponding path program 1 times [2019-09-10 09:12:38,356 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:12:38,430 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:38,430 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:12:38,430 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:38,431 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:12:38,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:12:38,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-10 09:12:38,953 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:12:38,954 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 09:12:38,954 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:12:38,960 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 09:12:38,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 09:12:38,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 09:12:38,978 INFO L87 Difference]: Start difference. First operand 1656 states. Second operand 3 states. [2019-09-10 09:12:39,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:12:39,149 INFO L93 Difference]: Finished difference Result 1351 states and 1764 transitions. [2019-09-10 09:12:39,150 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 09:12:39,151 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-09-10 09:12:39,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:12:39,184 INFO L225 Difference]: With dead ends: 1351 [2019-09-10 09:12:39,185 INFO L226 Difference]: Without dead ends: 1344 [2019-09-10 09:12:39,187 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 09:12:39,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1344 states. [2019-09-10 09:12:39,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1344 to 1343. [2019-09-10 09:12:39,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1343 states. [2019-09-10 09:12:39,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1343 states and 1756 transitions. [2019-09-10 09:12:39,323 INFO L78 Accepts]: Start accepts. Automaton has 1343 states and 1756 transitions. Word has length 34 [2019-09-10 09:12:39,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:12:39,324 INFO L475 AbstractCegarLoop]: Abstraction has 1343 states and 1756 transitions. [2019-09-10 09:12:39,324 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 09:12:39,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1756 transitions. [2019-09-10 09:12:39,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-09-10 09:12:39,326 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:12:39,326 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 09:12:39,327 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:12:39,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:12:39,327 INFO L82 PathProgramCache]: Analyzing trace with hash -1573501974, now seen corresponding path program 1 times [2019-09-10 09:12:39,327 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:12:39,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:39,332 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:12:39,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:39,333 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:12:39,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:12:39,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-10 09:12:39,492 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:12:39,492 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 09:12:39,492 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:12:39,494 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 09:12:39,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 09:12:39,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 09:12:39,494 INFO L87 Difference]: Start difference. First operand 1343 states and 1756 transitions. Second operand 3 states. [2019-09-10 09:12:39,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:12:39,579 INFO L93 Difference]: Finished difference Result 2658 states and 3481 transitions. [2019-09-10 09:12:39,580 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 09:12:39,580 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2019-09-10 09:12:39,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:12:39,597 INFO L225 Difference]: With dead ends: 2658 [2019-09-10 09:12:39,597 INFO L226 Difference]: Without dead ends: 2648 [2019-09-10 09:12:39,598 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 09:12:39,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2648 states. [2019-09-10 09:12:39,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2648 to 2645. [2019-09-10 09:12:39,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2645 states. [2019-09-10 09:12:39,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2645 states and 3465 transitions. [2019-09-10 09:12:39,704 INFO L78 Accepts]: Start accepts. Automaton has 2645 states and 3465 transitions. Word has length 36 [2019-09-10 09:12:39,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:12:39,704 INFO L475 AbstractCegarLoop]: Abstraction has 2645 states and 3465 transitions. [2019-09-10 09:12:39,705 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 09:12:39,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2645 states and 3465 transitions. [2019-09-10 09:12:39,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-09-10 09:12:39,711 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:12:39,712 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 09:12:39,712 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:12:39,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:12:39,712 INFO L82 PathProgramCache]: Analyzing trace with hash 336686539, now seen corresponding path program 1 times [2019-09-10 09:12:39,713 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:12:39,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:39,716 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:12:39,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:39,716 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:12:39,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:12:39,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-10 09:12:39,921 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:12:39,921 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-10 09:12:39,921 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:12:39,922 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-10 09:12:39,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-10 09:12:39,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-10 09:12:39,923 INFO L87 Difference]: Start difference. First operand 2645 states and 3465 transitions. Second operand 7 states. [2019-09-10 09:12:40,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:12:40,041 INFO L93 Difference]: Finished difference Result 2567 states and 3352 transitions. [2019-09-10 09:12:40,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 09:12:40,042 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 76 [2019-09-10 09:12:40,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:12:40,069 INFO L225 Difference]: With dead ends: 2567 [2019-09-10 09:12:40,070 INFO L226 Difference]: Without dead ends: 2567 [2019-09-10 09:12:40,070 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-10 09:12:40,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2567 states. [2019-09-10 09:12:40,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2567 to 2565. [2019-09-10 09:12:40,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2565 states. [2019-09-10 09:12:40,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 3349 transitions. [2019-09-10 09:12:40,183 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 3349 transitions. Word has length 76 [2019-09-10 09:12:40,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:12:40,184 INFO L475 AbstractCegarLoop]: Abstraction has 2565 states and 3349 transitions. [2019-09-10 09:12:40,185 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-10 09:12:40,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 3349 transitions. [2019-09-10 09:12:40,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-09-10 09:12:40,193 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:12:40,193 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 09:12:40,193 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:12:40,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:12:40,194 INFO L82 PathProgramCache]: Analyzing trace with hash 441595367, now seen corresponding path program 1 times [2019-09-10 09:12:40,194 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:12:40,199 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:40,200 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:12:40,200 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:40,200 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:12:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:12:40,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-10 09:12:40,535 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:12:40,535 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-10 09:12:40,535 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:12:40,536 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-10 09:12:40,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-10 09:12:40,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-09-10 09:12:40,538 INFO L87 Difference]: Start difference. First operand 2565 states and 3349 transitions. Second operand 7 states. [2019-09-10 09:14:21,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:14:21,411 INFO L93 Difference]: Finished difference Result 3869 states and 5028 transitions. [2019-09-10 09:14:21,412 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-10 09:14:21,412 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 82 [2019-09-10 09:14:21,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:14:21,435 INFO L225 Difference]: With dead ends: 3869 [2019-09-10 09:14:21,436 INFO L226 Difference]: Without dead ends: 3869 [2019-09-10 09:14:21,436 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-09-10 09:14:21,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3869 states. [2019-09-10 09:14:21,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3869 to 3841. [2019-09-10 09:14:21,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3841 states. [2019-09-10 09:14:21,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3841 states to 3841 states and 5003 transitions. [2019-09-10 09:14:21,580 INFO L78 Accepts]: Start accepts. Automaton has 3841 states and 5003 transitions. Word has length 82 [2019-09-10 09:14:21,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:14:21,582 INFO L475 AbstractCegarLoop]: Abstraction has 3841 states and 5003 transitions. [2019-09-10 09:14:21,582 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-10 09:14:21,583 INFO L276 IsEmpty]: Start isEmpty. Operand 3841 states and 5003 transitions. [2019-09-10 09:14:21,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-09-10 09:14:21,590 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:14:21,591 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 09:14:21,592 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:14:21,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:14:21,592 INFO L82 PathProgramCache]: Analyzing trace with hash -1259263423, now seen corresponding path program 1 times [2019-09-10 09:14:21,592 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:14:21,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:14:21,595 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:14:21,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:14:21,595 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:14:21,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:14:21,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-10 09:14:21,818 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:14:21,818 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-10 09:14:21,818 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:14:21,819 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-10 09:14:21,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-10 09:14:21,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-10 09:14:21,820 INFO L87 Difference]: Start difference. First operand 3841 states and 5003 transitions. Second operand 7 states. [2019-09-10 09:14:21,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:14:21,911 INFO L93 Difference]: Finished difference Result 3843 states and 5003 transitions. [2019-09-10 09:14:21,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 09:14:21,912 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 87 [2019-09-10 09:14:21,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:14:21,933 INFO L225 Difference]: With dead ends: 3843 [2019-09-10 09:14:21,934 INFO L226 Difference]: Without dead ends: 3843 [2019-09-10 09:14:21,934 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-10 09:14:21,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3843 states. [2019-09-10 09:14:22,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3843 to 3841. [2019-09-10 09:14:22,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3841 states. [2019-09-10 09:14:22,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3841 states to 3841 states and 5001 transitions. [2019-09-10 09:14:22,074 INFO L78 Accepts]: Start accepts. Automaton has 3841 states and 5001 transitions. Word has length 87 [2019-09-10 09:14:22,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:14:22,076 INFO L475 AbstractCegarLoop]: Abstraction has 3841 states and 5001 transitions. [2019-09-10 09:14:22,076 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-10 09:14:22,076 INFO L276 IsEmpty]: Start isEmpty. Operand 3841 states and 5001 transitions. [2019-09-10 09:14:22,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-09-10 09:14:22,083 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:14:22,083 INFO L399 BasicCegarLoop]: trace histogram [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] [2019-09-10 09:14:22,084 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:14:22,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:14:22,084 INFO L82 PathProgramCache]: Analyzing trace with hash -1455843415, now seen corresponding path program 1 times [2019-09-10 09:14:22,084 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:14:22,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:14:22,087 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:14:22,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:14:22,087 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:14:22,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:14:22,250 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-10 09:14:22,250 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:14:22,251 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 09:14:22,251 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:14:22,251 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 09:14:22,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 09:14:22,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-09-10 09:14:22,252 INFO L87 Difference]: Start difference. First operand 3841 states and 5001 transitions. Second operand 5 states. [2019-09-10 09:14:22,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:14:22,472 INFO L93 Difference]: Finished difference Result 4012 states and 5274 transitions. [2019-09-10 09:14:22,472 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 09:14:22,472 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 101 [2019-09-10 09:14:22,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:14:22,493 INFO L225 Difference]: With dead ends: 4012 [2019-09-10 09:14:22,493 INFO L226 Difference]: Without dead ends: 4012 [2019-09-10 09:14:22,494 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-09-10 09:14:22,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4012 states. [2019-09-10 09:14:22,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4012 to 3979. [2019-09-10 09:14:22,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3979 states. [2019-09-10 09:14:22,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3979 states to 3979 states and 5227 transitions. [2019-09-10 09:14:22,625 INFO L78 Accepts]: Start accepts. Automaton has 3979 states and 5227 transitions. Word has length 101 [2019-09-10 09:14:22,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:14:22,625 INFO L475 AbstractCegarLoop]: Abstraction has 3979 states and 5227 transitions. [2019-09-10 09:14:22,625 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 09:14:22,626 INFO L276 IsEmpty]: Start isEmpty. Operand 3979 states and 5227 transitions. [2019-09-10 09:14:22,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-09-10 09:14:22,633 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:14:22,633 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 09:14:22,633 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:14:22,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:14:22,634 INFO L82 PathProgramCache]: Analyzing trace with hash -1507782518, now seen corresponding path program 1 times [2019-09-10 09:14:22,634 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:14:22,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:14:22,637 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:14:22,637 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:14:22,637 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:14:22,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:14:22,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-10 09:14:22,785 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-10 09:14:22,785 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-10 09:14:22,790 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 105 with the following transitions: [2019-09-10 09:14:22,794 INFO L207 CegarAbsIntRunner]: [14], [15], [16], [19], [21], [24], [27], [75], [76], [79], [131], [133], [134], [302], [315], [317], [325], [327], [533], [534], [755], [756], [787], [788], [934], [936], [940], [942], [945], [948], [949], [950], [953], [958], [960], [963], [995], [997], [1001], [1050], [1053], [1160], [1162], [1592], [1681], [1683], [1685], [1689], [1692], [1694], [1697], [1699], [1707], [1747], [1748], [1753], [1754], [1757], [1758], [1991], [1992], [2669], [2675], [2677], [2678], [2774], [2775], [2814], [2815], [2882], [2883], [3100], [3101], [3102], [3103], [3104], [3105], [3106], [3107], [3108], [3109], [3110], [3111], [3112], [3113], [3128], [3129], [3130], [3142], [3143], [3342], [3343], [3344], [3345], [3346], [3347], [3348], [3349], [3612], [3614], [3615], [3626], [3627], [3628] [2019-09-10 09:14:22,863 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-10 09:14:22,863 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-10 09:14:22,983 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-10 09:14:22,985 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 132 root evaluator evaluations with a maximum evaluation depth of 0. Performed 132 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 278 variables. [2019-09-10 09:14:22,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:14:22,990 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-10 09:14:23,067 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-10 09:14:23,067 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-10 09:14:23,074 INFO L420 sIntCurrentIteration]: We unified 103 AI predicates to 103 [2019-09-10 09:14:23,074 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-10 09:14:23,075 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-10 09:14:23,076 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 4 [2019-09-10 09:14:23,076 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:14:23,077 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-10 09:14:23,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-10 09:14:23,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 09:14:23,077 INFO L87 Difference]: Start difference. First operand 3979 states and 5227 transitions. Second operand 2 states. [2019-09-10 09:14:23,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:14:23,078 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-10 09:14:23,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-10 09:14:23,078 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 104 [2019-09-10 09:14:23,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:14:23,078 INFO L225 Difference]: With dead ends: 2 [2019-09-10 09:14:23,079 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 09:14:23,079 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 09:14:23,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 09:14:23,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 09:14:23,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 09:14:23,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 09:14:23,080 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 104 [2019-09-10 09:14:23,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:14:23,080 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 09:14:23,080 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-10 09:14:23,080 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 09:14:23,080 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 09:14:23,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 09:14:23 BoogieIcfgContainer [2019-09-10 09:14:23,086 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 09:14:23,089 INFO L168 Benchmark]: Toolchain (without parser) took 216135.59 ms. Allocated memory was 132.1 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 78.2 MB in the beginning and 145.2 MB in the end (delta: -67.0 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2019-09-10 09:14:23,090 INFO L168 Benchmark]: CDTParser took 1.15 ms. Allocated memory is still 132.1 MB. Free memory is still 106.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-10 09:14:23,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3357.07 ms. Allocated memory was 132.1 MB in the beginning and 267.9 MB in the end (delta: 135.8 MB). Free memory was 78.2 MB in the beginning and 79.3 MB in the end (delta: -1.2 MB). Peak memory consumption was 134.6 MB. Max. memory is 7.1 GB. [2019-09-10 09:14:23,100 INFO L168 Benchmark]: Boogie Preprocessor took 505.22 ms. Allocated memory was 267.9 MB in the beginning and 275.3 MB in the end (delta: 7.3 MB). Free memory was 79.3 MB in the beginning and 197.1 MB in the end (delta: -117.8 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. [2019-09-10 09:14:23,101 INFO L168 Benchmark]: RCFGBuilder took 107358.46 ms. Allocated memory was 275.3 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 197.1 MB in the beginning and 923.0 MB in the end (delta: -725.8 MB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2019-09-10 09:14:23,103 INFO L168 Benchmark]: TraceAbstraction took 104909.38 ms. Allocated memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 33.6 MB). Free memory was 923.0 MB in the beginning and 145.2 MB in the end (delta: 777.7 MB). Peak memory consumption was 811.3 MB. Max. memory is 7.1 GB. [2019-09-10 09:14:23,113 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.15 ms. Allocated memory is still 132.1 MB. Free memory is still 106.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3357.07 ms. Allocated memory was 132.1 MB in the beginning and 267.9 MB in the end (delta: 135.8 MB). Free memory was 78.2 MB in the beginning and 79.3 MB in the end (delta: -1.2 MB). Peak memory consumption was 134.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 505.22 ms. Allocated memory was 267.9 MB in the beginning and 275.3 MB in the end (delta: 7.3 MB). Free memory was 79.3 MB in the beginning and 197.1 MB in the end (delta: -117.8 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 107358.46 ms. Allocated memory was 275.3 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 197.1 MB in the beginning and 923.0 MB in the end (delta: -725.8 MB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. * TraceAbstraction took 104909.38 ms. Allocated memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 33.6 MB). Free memory was 923.0 MB in the beginning and 145.2 MB in the end (delta: 777.7 MB). Peak memory consumption was 811.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 7936]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 169 procedures, 1688 locations, 1 error locations. SAFE Result, 104.8s OverallTime, 7 OverallIterations, 2 TraceHistogramMax, 101.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 12065 SDtfs, 7441 SDslu, 26546 SDs, 0 SdLazy, 5355 SolverSat, 3135 SolverUnsat, 39 SolverUnknown, 0 SolverNotchecked, 93.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 148 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3979occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 2.5436893203883497 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 7 MinimizatonAttempts, 69 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 520 NumberOfCodeBlocks, 520 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 513 ConstructedInterpolants, 0 QuantifiedInterpolants, 58792 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 16/17 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...