java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-vhost-vhost_net.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 12:41:29,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 12:41:29,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 12:41:29,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 12:41:29,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 12:41:29,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 12:41:29,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 12:41:29,067 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 12:41:29,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 12:41:29,070 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 12:41:29,071 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 12:41:29,072 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 12:41:29,073 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 12:41:29,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 12:41:29,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 12:41:29,079 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 12:41:29,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 12:41:29,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 12:41:29,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 12:41:29,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 12:41:29,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 12:41:29,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 12:41:29,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 12:41:29,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 12:41:29,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 12:41:29,102 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 12:41:29,102 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 12:41:29,103 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 12:41:29,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 12:41:29,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 12:41:29,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 12:41:29,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 12:41:29,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 12:41:29,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 12:41:29,114 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 12:41:29,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 12:41:29,115 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 12:41:29,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 12:41:29,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 12:41:29,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 12:41:29,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 12:41:29,121 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2019-08-18 12:41:29,152 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 12:41:29,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 12:41:29,155 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 12:41:29,156 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 12:41:29,156 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 12:41:29,156 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 12:41:29,156 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 12:41:29,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 12:41:29,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 12:41:29,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 12:41:29,158 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 12:41:29,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 12:41:29,159 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 12:41:29,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 12:41:29,160 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 12:41:29,160 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 12:41:29,160 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 12:41:29,161 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 12:41:29,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 12:41:29,161 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 12:41:29,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 12:41:29,161 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 12:41:29,162 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 12:41:29,162 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 12:41:29,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 12:41:29,162 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 12:41:29,163 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-08-18 12:41:29,224 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 12:41:29,244 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 12:41:29,248 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 12:41:29,252 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 12:41:29,252 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 12:41:29,253 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-vhost-vhost_net.ko.cil.out.i [2019-08-18 12:41:29,332 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fde56d5a/5aa1ca4eada045208510d7e2fc320f03/FLAG7ea5fed22 [2019-08-18 12:41:30,234 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 12:41:30,235 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-vhost-vhost_net.ko.cil.out.i [2019-08-18 12:41:30,290 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fde56d5a/5aa1ca4eada045208510d7e2fc320f03/FLAG7ea5fed22 [2019-08-18 12:41:30,672 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fde56d5a/5aa1ca4eada045208510d7e2fc320f03 [2019-08-18 12:41:30,682 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 12:41:30,683 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 12:41:30,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 12:41:30,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 12:41:30,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 12:41:30,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 12:41:30" (1/1) ... [2019-08-18 12:41:30,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f8eb54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:41:30, skipping insertion in model container [2019-08-18 12:41:30,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 12:41:30" (1/1) ... [2019-08-18 12:41:30,701 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 12:41:30,873 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 12:41:33,304 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 12:41:33,377 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 12:41:33,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 12:41:34,322 INFO L192 MainTranslator]: Completed translation [2019-08-18 12:41:34,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:41:34 WrapperNode [2019-08-18 12:41:34,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 12:41:34,324 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 12:41:34,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 12:41:34,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 12:41:34,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:41:34" (1/1) ... [2019-08-18 12:41:34,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:41:34" (1/1) ... [2019-08-18 12:41:34,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:41:34" (1/1) ... [2019-08-18 12:41:34,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:41:34" (1/1) ... [2019-08-18 12:41:34,729 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:41:34" (1/1) ... [2019-08-18 12:41:34,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:41:34" (1/1) ... [2019-08-18 12:41:34,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:41:34" (1/1) ... [2019-08-18 12:41:34,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 12:41:34,844 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 12:41:34,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 12:41:34,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 12:41:34,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:41:34" (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 [2019-08-18 12:41:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 12:41:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 12:41:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-08-18 12:41:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-08-18 12:41:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2019-08-18 12:41:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2019-08-18 12:41:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-08-18 12:41:34,926 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-08-18 12:41:34,926 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2019-08-18 12:41:34,926 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-08-18 12:41:34,926 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-08-18 12:41:34,926 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-08-18 12:41:34,926 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-08-18 12:41:34,927 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-08-18 12:41:34,927 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2019-08-18 12:41:34,927 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-08-18 12:41:34,927 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-08-18 12:41:34,928 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-08-18 12:41:34,928 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-08-18 12:41:34,928 INFO L138 BoogieDeclarations]: Found implementation of procedure init_waitqueue_func_entry [2019-08-18 12:41:34,928 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-08-18 12:41:34,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2019-08-18 12:41:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2019-08-18 12:41:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2019-08-18 12:41:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2019-08-18 12:41:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2019-08-18 12:41:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure vring_need_event [2019-08-18 12:41:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-08-18 12:41:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2019-08-18 12:41:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-08-18 12:41:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-08-18 12:41:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2019-08-18 12:41:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2019-08-18 12:41:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure init_poll_funcptr [2019-08-18 12:41:34,931 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_disable [2019-08-18 12:41:34,931 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_enable [2019-08-18 12:41:34,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmap_atomic [2019-08-18 12:41:34,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2019-08-18 12:41:34,931 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_has_feature [2019-08-18 12:41:34,931 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_func [2019-08-18 12:41:34,931 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_wakeup [2019-08-18 12:41:34,932 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_init [2019-08-18 12:41:34,932 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_init [2019-08-18 12:41:34,932 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_start [2019-08-18 12:41:34,932 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_stop [2019-08-18 12:41:34,932 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_seq_done [2019-08-18 12:41:34,932 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_flush [2019-08-18 12:41:34,932 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_flush [2019-08-18 12:41:34,933 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_queue [2019-08-18 12:41:34,933 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_queue [2019-08-18 12:41:34,933 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_reset [2019-08-18 12:41:34,933 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_worker [2019-08-18 12:41:34,933 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_alloc_iovecs [2019-08-18 12:41:34,933 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_free_iovecs [2019-08-18 12:41:34,933 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_init [2019-08-18 12:41:34,934 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_check_owner [2019-08-18 12:41:34,934 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_attach_cgroups_work [2019-08-18 12:41:34,934 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_attach_cgroups [2019-08-18 12:41:34,934 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_set_owner [2019-08-18 12:41:34,934 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_reset_owner [2019-08-18 12:41:34,934 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_cleanup [2019-08-18 12:41:34,935 INFO L138 BoogieDeclarations]: Found implementation of procedure log_access_ok [2019-08-18 12:41:34,935 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_memory_access_ok [2019-08-18 12:41:34,935 INFO L138 BoogieDeclarations]: Found implementation of procedure memory_access_ok [2019-08-18 12:41:34,935 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_access_ok [2019-08-18 12:41:34,935 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_log_access_ok [2019-08-18 12:41:34,935 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_log_access_ok [2019-08-18 12:41:34,935 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_access_ok [2019-08-18 12:41:34,936 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_set_memory [2019-08-18 12:41:34,936 INFO L138 BoogieDeclarations]: Found implementation of procedure init_used [2019-08-18 12:41:34,936 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_set_vring [2019-08-18 12:41:34,936 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_ioctl [2019-08-18 12:41:34,936 INFO L138 BoogieDeclarations]: Found implementation of procedure find_region [2019-08-18 12:41:34,936 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit_to_user [2019-08-18 12:41:34,937 INFO L138 BoogieDeclarations]: Found implementation of procedure log_write [2019-08-18 12:41:34,937 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_log_write [2019-08-18 12:41:34,937 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_desc [2019-08-18 12:41:34,937 INFO L138 BoogieDeclarations]: Found implementation of procedure next_desc [2019-08-18 12:41:34,937 INFO L138 BoogieDeclarations]: Found implementation of procedure get_indirect [2019-08-18 12:41:34,937 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_get_vq_desc [2019-08-18 12:41:34,937 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_discard_vq_desc [2019-08-18 12:41:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_add_used [2019-08-18 12:41:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __vhost_add_used_n [2019-08-18 12:41:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_add_used_n [2019-08-18 12:41:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_notify [2019-08-18 12:41:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_signal [2019-08-18 12:41:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_add_used_and_signal [2019-08-18 12:41:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_add_used_and_signal_n [2019-08-18 12:41:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_enable_notify [2019-08-18 12:41:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_disable_notify [2019-08-18 12:41:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-08-18 12:41:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-08-18 12:41:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-08-18 12:41:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-08-18 12:41:34,940 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-08-18 12:41:34,940 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-08-18 12:41:34,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-08-18 12:41:34,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-08-18 12:41:34,940 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-08-18 12:41:34,940 INFO L138 BoogieDeclarations]: Found implementation of procedure iov_length [2019-08-18 12:41:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2019-08-18 12:41:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2019-08-18 12:41:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure move_iovec_hdr [2019-08-18 12:41:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_iovec_hdr [2019-08-18 12:41:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_poll_stop [2019-08-18 12:41:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_poll_start [2019-08-18 12:41:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_tx [2019-08-18 12:41:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure peek_head_len [2019-08-18 12:41:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rx_bufs [2019-08-18 12:41:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_rx [2019-08-18 12:41:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_tx_kick [2019-08-18 12:41:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_rx_kick [2019-08-18 12:41:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_tx_net [2019-08-18 12:41:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_rx_net [2019-08-18 12:41:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_open [2019-08-18 12:41:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_disable_vq [2019-08-18 12:41:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_enable_vq [2019-08-18 12:41:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_stop_vq [2019-08-18 12:41:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_stop [2019-08-18 12:41:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_flush_vq [2019-08-18 12:41:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_flush [2019-08-18 12:41:34,944 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_release [2019-08-18 12:41:34,944 INFO L138 BoogieDeclarations]: Found implementation of procedure get_raw_socket [2019-08-18 12:41:34,944 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tap_socket [2019-08-18 12:41:34,944 INFO L138 BoogieDeclarations]: Found implementation of procedure get_socket [2019-08-18 12:41:34,944 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_set_backend [2019-08-18 12:41:34,944 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_reset_owner [2019-08-18 12:41:34,944 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_set_features [2019-08-18 12:41:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_ioctl [2019-08-18 12:41:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_compat_ioctl [2019-08-18 12:41:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_init [2019-08-18 12:41:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-08-18 12:41:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_exit [2019-08-18 12:41:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-08-18 12:41:34,946 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 12:41:34,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-08-18 12:41:34,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-08-18 12:41:34,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-08-18 12:41:34,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-08-18 12:41:34,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-08-18 12:41:34,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-08-18 12:41:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-08-18 12:41:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-08-18 12:41:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-08-18 12:41:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-08-18 12:41:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-08-18 12:41:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-08-18 12:41:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-08-18 12:41:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-08-18 12:41:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2019-08-18 12:41:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure cgroup_attach_task_all [2019-08-18 12:41:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-08-18 12:41:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_fileget [2019-08-18 12:41:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_put [2019-08-18 12:41:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_fget [2019-08-18 12:41:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_signal [2019-08-18 12:41:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2019-08-18 12:41:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-08-18 12:41:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2019-08-18 12:41:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure get_task_mm [2019-08-18 12:41:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure get_user_pages_fast [2019-08-18 12:41:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_create_on_node [2019-08-18 12:41:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2019-08-18 12:41:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2019-08-18 12:41:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-08-18 12:41:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-08-18 12:41:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-08-18 12:41:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2019-08-18 12:41:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2019-08-18 12:41:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2019-08-18 12:41:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2019-08-18 12:41:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure macvtap_get_socket [2019-08-18 12:41:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromiovec [2019-08-18 12:41:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toiovecend [2019-08-18 12:41:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-08-18 12:41:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2019-08-18 12:41:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2019-08-18 12:41:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure mmput [2019-08-18 12:41:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-08-18 12:41:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-08-18 12:41:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2019-08-18 12:41:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2019-08-18 12:41:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2019-08-18 12:41:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-08-18 12:41:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure set_page_dirty_lock [2019-08-18 12:41:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure sockfd_lookup [2019-08-18 12:41:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_sched [2019-08-18 12:41:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_get_socket [2019-08-18 12:41:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure unuse_mm [2019-08-18 12:41:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure use_mm [2019-08-18 12:41:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2019-08-18 12:41:34,954 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-08-18 12:41:34,954 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-08-18 12:41:34,954 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2019-08-18 12:41:34,954 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-08-18 12:41:34,954 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-08-18 12:41:34,954 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-08-18 12:41:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 12:41:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2019-08-18 12:41:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-08-18 12:41:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-18 12:41:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-08-18 12:41:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-08-18 12:41:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-18 12:41:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-08-18 12:41:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2019-08-18 12:41:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-08-18 12:41:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-08-18 12:41:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-08-18 12:41:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-08-18 12:41:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-08-18 12:41:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-08-18 12:41:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-08-18 12:41:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-08-18 12:41:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-08-18 12:41:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-08-18 12:41:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-08-18 12:41:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2019-08-18 12:41:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2019-08-18 12:41:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2019-08-18 12:41:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2019-08-18 12:41:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2019-08-18 12:41:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-08-18 12:41:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-08-18 12:41:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-08-18 12:41:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-08-18 12:41:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-08-18 12:41:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-08-18 12:41:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-08-18 12:41:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-08-18 12:41:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-08-18 12:41:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-08-18 12:41:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure init_waitqueue_func_entry [2019-08-18 12:41:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 12:41:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2019-08-18 12:41:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2019-08-18 12:41:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-08-18 12:41:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2019-08-18 12:41:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-08-18 12:41:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2019-08-18 12:41:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_put [2019-08-18 12:41:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_fget [2019-08-18 12:41:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_fileget [2019-08-18 12:41:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_signal [2019-08-18 12:41:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-08-18 12:41:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-08-18 12:41:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-08-18 12:41:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2019-08-18 12:41:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-08-18 12:41:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure get_user_pages_fast [2019-08-18 12:41:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure set_page_dirty_lock [2019-08-18 12:41:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_sched [2019-08-18 12:41:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2019-08-18 12:41:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2019-08-18 12:41:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-08-18 12:41:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2019-08-18 12:41:34,963 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2019-08-18 12:41:34,963 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2019-08-18 12:41:34,963 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-08-18 12:41:34,963 INFO L130 BoogieDeclarations]: Found specification of procedure vring_need_event [2019-08-18 12:41:34,963 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromiovec [2019-08-18 12:41:34,963 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-08-18 12:41:34,963 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-08-18 12:41:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2019-08-18 12:41:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2019-08-18 12:41:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic_string [2019-08-18 12:41:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic_unrolled [2019-08-18 12:41:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2019-08-18 12:41:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-08-18 12:41:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-08-18 12:41:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-08-18 12:41:34,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-18 12:41:34,965 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-08-18 12:41:34,965 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2019-08-18 12:41:34,965 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2019-08-18 12:41:34,965 INFO L130 BoogieDeclarations]: Found specification of procedure use_mm [2019-08-18 12:41:34,965 INFO L130 BoogieDeclarations]: Found specification of procedure unuse_mm [2019-08-18 12:41:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure init_poll_funcptr [2019-08-18 12:41:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_disable [2019-08-18 12:41:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 12:41:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_enable [2019-08-18 12:41:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure __kmap_atomic [2019-08-18 12:41:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2019-08-18 12:41:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-08-18 12:41:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2019-08-18 12:41:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure mmput [2019-08-18 12:41:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure get_task_mm [2019-08-18 12:41:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_create_on_node [2019-08-18 12:41:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2019-08-18 12:41:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2019-08-18 12:41:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure cgroup_attach_task_all [2019-08-18 12:41:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_init [2019-08-18 12:41:34,968 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_start [2019-08-18 12:41:34,968 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_stop [2019-08-18 12:41:34,968 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_flush [2019-08-18 12:41:34,968 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_queue [2019-08-18 12:41:34,968 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_init [2019-08-18 12:41:34,968 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_check_owner [2019-08-18 12:41:34,968 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_reset_owner [2019-08-18 12:41:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_cleanup [2019-08-18 12:41:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_ioctl [2019-08-18 12:41:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_access_ok [2019-08-18 12:41:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_log_access_ok [2019-08-18 12:41:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_get_vq_desc [2019-08-18 12:41:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_discard_vq_desc [2019-08-18 12:41:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_add_used [2019-08-18 12:41:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_add_used_n [2019-08-18 12:41:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_add_used_and_signal [2019-08-18 12:41:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_add_used_and_signal_n [2019-08-18 12:41:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_signal [2019-08-18 12:41:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_disable_notify [2019-08-18 12:41:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_enable_notify [2019-08-18 12:41:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_log_write [2019-08-18 12:41:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_has_feature [2019-08-18 12:41:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_func [2019-08-18 12:41:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_wakeup [2019-08-18 12:41:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_init [2019-08-18 12:41:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-08-18 12:41:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_seq_done [2019-08-18 12:41:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_flush [2019-08-18 12:41:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 12:41:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_queue [2019-08-18 12:41:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_reset [2019-08-18 12:41:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_worker [2019-08-18 12:41:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-08-18 12:41:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_alloc_iovecs [2019-08-18 12:41:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_free_iovecs [2019-08-18 12:41:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_attach_cgroups_work [2019-08-18 12:41:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_attach_cgroups [2019-08-18 12:41:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_set_owner [2019-08-18 12:41:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure log_access_ok [2019-08-18 12:41:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure vq_memory_access_ok [2019-08-18 12:41:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure memory_access_ok [2019-08-18 12:41:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure vq_access_ok [2019-08-18 12:41:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure vq_log_access_ok [2019-08-18 12:41:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-08-18 12:41:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_set_memory [2019-08-18 12:41:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-08-18 12:41:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure init_used [2019-08-18 12:41:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_set_vring [2019-08-18 12:41:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure find_region [2019-08-18 12:41:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit_to_user [2019-08-18 12:41:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure log_write [2019-08-18 12:41:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure translate_desc [2019-08-18 12:41:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure next_desc [2019-08-18 12:41:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure get_indirect [2019-08-18 12:41:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure __vhost_add_used_n [2019-08-18 12:41:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_notify [2019-08-18 12:41:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-08-18 12:41:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-08-18 12:41:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-08-18 12:41:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-08-18 12:41:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-08-18 12:41:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-08-18 12:41:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-08-18 12:41:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-08-18 12:41:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-08-18 12:41:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-08-18 12:41:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure iov_length [2019-08-18 12:41:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toiovecend [2019-08-18 12:41:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-08-18 12:41:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2019-08-18 12:41:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2019-08-18 12:41:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-08-18 12:41:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-08-18 12:41:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure sockfd_lookup [2019-08-18 12:41:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2019-08-18 12:41:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2019-08-18 12:41:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2019-08-18 12:41:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure tun_get_socket [2019-08-18 12:41:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure macvtap_get_socket [2019-08-18 12:41:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure move_iovec_hdr [2019-08-18 12:41:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure copy_iovec_hdr [2019-08-18 12:41:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure tx_poll_stop [2019-08-18 12:41:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure tx_poll_start [2019-08-18 12:41:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure handle_tx [2019-08-18 12:41:34,979 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2019-08-18 12:41:34,979 INFO L130 BoogieDeclarations]: Found specification of procedure peek_head_len [2019-08-18 12:41:34,979 INFO L130 BoogieDeclarations]: Found specification of procedure get_rx_bufs [2019-08-18 12:41:34,979 INFO L130 BoogieDeclarations]: Found specification of procedure handle_rx [2019-08-18 12:41:34,979 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2019-08-18 12:41:34,979 INFO L130 BoogieDeclarations]: Found specification of procedure handle_tx_kick [2019-08-18 12:41:34,979 INFO L130 BoogieDeclarations]: Found specification of procedure handle_rx_kick [2019-08-18 12:41:34,980 INFO L130 BoogieDeclarations]: Found specification of procedure handle_tx_net [2019-08-18 12:41:34,980 INFO L130 BoogieDeclarations]: Found specification of procedure handle_rx_net [2019-08-18 12:41:34,980 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_open [2019-08-18 12:41:34,980 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_disable_vq [2019-08-18 12:41:34,980 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_enable_vq [2019-08-18 12:41:34,980 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_stop_vq [2019-08-18 12:41:34,980 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_stop [2019-08-18 12:41:34,980 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_flush_vq [2019-08-18 12:41:34,981 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_flush [2019-08-18 12:41:34,981 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_release [2019-08-18 12:41:34,981 INFO L130 BoogieDeclarations]: Found specification of procedure get_raw_socket [2019-08-18 12:41:34,981 INFO L130 BoogieDeclarations]: Found specification of procedure get_tap_socket [2019-08-18 12:41:34,981 INFO L130 BoogieDeclarations]: Found specification of procedure get_socket [2019-08-18 12:41:34,981 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_set_backend [2019-08-18 12:41:34,981 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_reset_owner [2019-08-18 12:41:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_set_features [2019-08-18 12:41:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_ioctl [2019-08-18 12:41:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_compat_ioctl [2019-08-18 12:41:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_init [2019-08-18 12:41:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_exit [2019-08-18 12:41:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-08-18 12:41:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-08-18 12:41:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-18 12:41:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 12:41:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-08-18 12:41:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-08-18 12:41:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-18 12:41:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-18 12:41:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 12:41:34,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-18 12:41:34,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-18 12:41:34,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 12:41:34,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-08-18 12:41:34,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-08-18 12:41:34,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-08-18 12:41:34,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-08-18 12:41:36,673 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:36,685 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-08-18 12:41:36,685 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-08-18 12:41:38,823 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:38,824 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:38,974 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume false; [2019-08-18 12:41:38,974 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-08-18 12:41:38,975 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-08-18 12:41:38,975 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##40: assume !false; [2019-08-18 12:41:39,074 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-08-18 12:41:39,468 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:39,528 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2019-08-18 12:41:39,528 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2019-08-18 12:41:50,688 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:50,689 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:51,010 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !false; [2019-08-18 12:41:51,011 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-08-18 12:41:51,011 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume false; [2019-08-18 12:41:51,011 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-08-18 12:41:51,235 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:51,265 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5824: #res := ~ret~2; [2019-08-18 12:41:51,266 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5818: #res := ~ret~2; [2019-08-18 12:41:51,266 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5820: assume 4 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296); [2019-08-18 12:41:51,266 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5820: assume !(4 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296)); [2019-08-18 12:41:51,267 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296); [2019-08-18 12:41:51,267 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L6056: ~tmp___4~1 := #t~ret16;havoc #t~ret16;~tmp___2~3 := ~tmp___4~1;#res := (if ~tmp___2~3 % 18446744073709551616 % 4294967296 <= 2147483647 then ~tmp___2~3 % 18446744073709551616 % 4294967296 else ~tmp___2~3 % 18446744073709551616 % 4294967296 - 4294967296); [2019-08-18 12:41:51,267 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5827: ~tmp___0~4 := (if !(0 == ~ret~2) then 1 else 0); [2019-08-18 12:41:51,267 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2019-08-18 12:41:51,267 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2019-08-18 12:41:51,268 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296)); [2019-08-18 12:41:51,268 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5829: assume 16 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296); [2019-08-18 12:41:51,268 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5829: assume !(16 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296)); [2019-08-18 12:41:51,268 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5823: assume 8 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296); [2019-08-18 12:41:51,268 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5823: assume !(8 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296)); [2019-08-18 12:41:51,268 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5821: #res := ~ret~2; [2019-08-18 12:41:51,268 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5815: #res := ~ret~2; [2019-08-18 12:41:51,269 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5817: assume 2 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296); [2019-08-18 12:41:51,269 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5817: assume !(2 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296)); [2019-08-18 12:41:51,269 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5966: assume 0 != ~tmp___0~4;#res := ~ret~2; [2019-08-18 12:41:51,269 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5966: assume !(0 != ~tmp___0~4);#res := ~ret~2; [2019-08-18 12:41:51,269 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5830: ~tmp___1~2 := (if !(0 == ~ret~2) then 1 else 0); [2019-08-18 12:41:51,269 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5832: SUMMARY for call #t~ret16 := copy_user_generic(~dst.base, ~dst.offset, ~src.base, ~src.offset, ~size); srcloc: null [2019-08-18 12:41:51,270 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L6024: assume 0 != ~tmp___1~2;#res := ~ret~2; [2019-08-18 12:41:51,270 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L6024: assume !(0 != ~tmp___1~2);#res := ~ret~2; [2019-08-18 12:41:51,270 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5826: assume 10 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296); [2019-08-18 12:41:51,270 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5826: assume !(10 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296)); [2019-08-18 12:41:51,288 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:51,288 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:51,307 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-08-18 12:41:51,307 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume false; [2019-08-18 12:41:51,307 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume !false; [2019-08-18 12:41:51,307 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-08-18 12:41:51,544 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:51,609 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-08-18 12:41:51,609 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false;call ULTIMATE.dealloc(~#backend~0.base, ~#backend~0.offset);havoc ~#backend~0.base, ~#backend~0.offset;call ULTIMATE.dealloc(~#features~0.base, ~#features~0.offset);havoc ~#features~0.base, ~#features~0.offset; [2019-08-18 12:41:51,632 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:51,633 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:51,702 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume !false; [2019-08-18 12:41:51,703 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume false; [2019-08-18 12:41:51,703 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume !false; [2019-08-18 12:41:51,703 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##53: assume false; [2019-08-18 12:41:51,767 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:51,768 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:52,056 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##72: assume !false; [2019-08-18 12:41:52,056 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##71: assume false; [2019-08-18 12:41:52,057 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2019-08-18 12:41:52,057 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2019-08-18 12:41:52,058 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:52,127 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2019-08-18 12:41:52,127 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2019-08-18 12:41:52,139 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:52,140 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:52,141 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:52,246 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2019-08-18 12:41:52,246 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2019-08-18 12:41:52,247 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !false; [2019-08-18 12:41:52,247 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume false; [2019-08-18 12:41:52,247 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2019-08-18 12:41:52,247 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2019-08-18 12:41:52,270 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:52,302 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume !false; [2019-08-18 12:41:52,302 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume false; [2019-08-18 12:41:52,418 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:52,426 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-08-18 12:41:52,427 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-08-18 12:41:52,442 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:52,443 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:52,444 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:52,551 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##83: assume !false; [2019-08-18 12:41:52,552 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##82: assume false; [2019-08-18 12:41:52,552 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##49: assume !false; [2019-08-18 12:41:52,552 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##48: assume false; [2019-08-18 12:41:52,552 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2019-08-18 12:41:52,552 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2019-08-18 12:41:52,643 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:52,682 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2019-08-18 12:41:52,683 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2019-08-18 12:41:52,836 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-18 12:41:52,876 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5502: assume 10 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296); [2019-08-18 12:41:52,876 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5502: assume !(10 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296)); [2019-08-18 12:41:52,876 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5500: #res := ~ret~1; [2019-08-18 12:41:52,876 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5494: #res := ~ret~1; [2019-08-18 12:41:52,877 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5496: assume 4 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296); [2019-08-18 12:41:52,877 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5496: assume !(4 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296)); [2019-08-18 12:41:52,877 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5748: assume 0 != ~tmp___1~1;#res := ~ret~1; [2019-08-18 12:41:52,877 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5748: assume !(0 != ~tmp___1~1);#res := ~ret~1; [2019-08-18 12:41:52,877 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296); [2019-08-18 12:41:52,877 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2019-08-18 12:41:52,877 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2019-08-18 12:41:52,878 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296)); [2019-08-18 12:41:52,878 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5503: ~tmp___0~3 := (if !(0 == ~ret~1) then 1 else 0); [2019-08-18 12:41:52,878 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5505: assume 16 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296); [2019-08-18 12:41:52,878 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5505: assume !(16 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296)); [2019-08-18 12:41:52,878 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5499: assume 8 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296); [2019-08-18 12:41:52,878 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5499: assume !(8 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296)); [2019-08-18 12:41:52,879 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5786: ~tmp___4~0 := #t~ret14;havoc #t~ret14;~tmp___2~2 := ~tmp___4~0;#res := (if ~tmp___2~2 % 18446744073709551616 % 4294967296 <= 2147483647 then ~tmp___2~2 % 18446744073709551616 % 4294967296 else ~tmp___2~2 % 18446744073709551616 % 4294967296 - 4294967296); [2019-08-18 12:41:52,879 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5497: #res := ~ret~1; [2019-08-18 12:41:52,879 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5491: #res := ~ret~1; [2019-08-18 12:41:52,879 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5493: assume 2 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296); [2019-08-18 12:41:52,879 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5493: assume !(2 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296)); [2019-08-18 12:41:52,879 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5677: assume 0 != ~tmp___0~3;#res := ~ret~1; [2019-08-18 12:41:52,879 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5677: assume !(0 != ~tmp___0~3);#res := ~ret~1; [2019-08-18 12:41:52,879 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5506: ~tmp___1~1 := (if !(0 == ~ret~1) then 1 else 0); [2019-08-18 12:41:52,880 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L5508: SUMMARY for call #t~ret14 := copy_user_generic(~dst.base, ~dst.offset, ~src.base, ~src.offset, ~size); srcloc: null [2019-08-18 12:41:53,168 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:350) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:265) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-08-18 12:41:53,175 INFO L168 Benchmark]: Toolchain (without parser) took 22489.10 ms. Allocated memory was 138.9 MB in the beginning and 832.6 MB in the end (delta: 693.6 MB). Free memory was 71.6 MB in the beginning and 737.3 MB in the end (delta: -665.7 MB). Peak memory consumption was 626.2 MB. Max. memory is 7.1 GB. [2019-08-18 12:41:53,176 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 12:41:53,178 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3638.76 ms. Allocated memory was 138.9 MB in the beginning and 276.3 MB in the end (delta: 137.4 MB). Free memory was 71.2 MB in the beginning and 77.5 MB in the end (delta: -6.3 MB). Peak memory consumption was 133.8 MB. Max. memory is 7.1 GB. [2019-08-18 12:41:53,180 INFO L168 Benchmark]: Boogie Preprocessor took 519.89 ms. Allocated memory was 276.3 MB in the beginning and 284.2 MB in the end (delta: 7.9 MB). Free memory was 77.5 MB in the beginning and 192.3 MB in the end (delta: -114.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. [2019-08-18 12:41:53,182 INFO L168 Benchmark]: RCFGBuilder took 18326.64 ms. Allocated memory was 284.2 MB in the beginning and 832.6 MB in the end (delta: 548.4 MB). Free memory was 192.3 MB in the beginning and 737.3 MB in the end (delta: -544.9 MB). Peak memory consumption was 601.7 MB. Max. memory is 7.1 GB. [2019-08-18 12:41:53,192 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3638.76 ms. Allocated memory was 138.9 MB in the beginning and 276.3 MB in the end (delta: 137.4 MB). Free memory was 71.2 MB in the beginning and 77.5 MB in the end (delta: -6.3 MB). Peak memory consumption was 133.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 519.89 ms. Allocated memory was 276.3 MB in the beginning and 284.2 MB in the end (delta: 7.9 MB). Free memory was 77.5 MB in the beginning and 192.3 MB in the end (delta: -114.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 18326.64 ms. Allocated memory was 284.2 MB in the beginning and 832.6 MB in the end (delta: 548.4 MB). Free memory was 192.3 MB in the beginning and 737.3 MB in the end (delta: -544.9 MB). Peak memory consumption was 601.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:350) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...