/usr/bin/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 20:52:09,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 20:52:09,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 20:52:09,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 20:52:09,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 20:52:09,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 20:52:09,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 20:52:09,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 20:52:09,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 20:52:09,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 20:52:09,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 20:52:09,109 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 20:52:09,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 20:52:09,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 20:52:09,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 20:52:09,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 20:52:09,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 20:52:09,118 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 20:52:09,120 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 20:52:09,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 20:52:09,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 20:52:09,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 20:52:09,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 20:52:09,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 20:52:09,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 20:52:09,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 20:52:09,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 20:52:09,145 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 20:52:09,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 20:52:09,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 20:52:09,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 20:52:09,148 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 20:52:09,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 20:52:09,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 20:52:09,150 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 20:52:09,150 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 20:52:09,151 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 20:52:09,152 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 20:52:09,152 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 20:52:09,153 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 20:52:09,154 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 20:52:09,154 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-13 20:52:09,190 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 20:52:09,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 20:52:09,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 20:52:09,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 20:52:09,192 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 20:52:09,193 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 20:52:09,193 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 20:52:09,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 20:52:09,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 20:52:09,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 20:52:09,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 20:52:09,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 20:52:09,195 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 20:52:09,195 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 20:52:09,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 20:52:09,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 20:52:09,196 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 20:52:09,196 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 20:52:09,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 20:52:09,197 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 20:52:09,197 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 20:52:09,197 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 20:52:09,197 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 20:52:09,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 20:52:09,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 20:52:09,198 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 20:52:09,198 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 20:52:09,198 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 20:52:09,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 20:52:09,493 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 20:52:09,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 20:52:09,497 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 20:52:09,498 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 20:52:09,499 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.i [2020-10-13 20:52:09,557 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6dedb6b43/1f62efe5a97b425ba827e0cadf4001d0/FLAG17f9c77a5 [2020-10-13 20:52:10,405 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 20:52:10,405 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.i [2020-10-13 20:52:10,479 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6dedb6b43/1f62efe5a97b425ba827e0cadf4001d0/FLAG17f9c77a5 [2020-10-13 20:52:10,885 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6dedb6b43/1f62efe5a97b425ba827e0cadf4001d0 [2020-10-13 20:52:10,895 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 20:52:10,897 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 20:52:10,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 20:52:10,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 20:52:10,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 20:52:10,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:52:10" (1/1) ... [2020-10-13 20:52:10,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4abde965 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:52:10, skipping insertion in model container [2020-10-13 20:52:10,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:52:10" (1/1) ... [2020-10-13 20:52:10,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 20:52:11,118 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 20:52:13,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 20:52:14,028 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 20:52:14,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 20:52:15,285 INFO L208 MainTranslator]: Completed translation [2020-10-13 20:52:15,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:52:15 WrapperNode [2020-10-13 20:52:15,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 20:52:15,287 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 20:52:15,288 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 20:52:15,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 20:52:15,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:52:15" (1/1) ... [2020-10-13 20:52:15,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:52:15" (1/1) ... [2020-10-13 20:52:15,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:52:15" (1/1) ... [2020-10-13 20:52:15,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:52:15" (1/1) ... [2020-10-13 20:52:15,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:52:15" (1/1) ... [2020-10-13 20:52:15,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:52:15" (1/1) ... [2020-10-13 20:52:15,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:52:15" (1/1) ... [2020-10-13 20:52:15,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 20:52:15,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 20:52:15,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 20:52:15,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 20:52:15,745 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:52:15" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-13 20:52:15,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 20:52:15,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 20:52:15,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-13 20:52:15,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-13 20:52:15,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-13 20:52:15,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2020-10-13 20:52:15,826 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-13 20:52:15,826 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2020-10-13 20:52:15,826 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-13 20:52:15,827 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-13 20:52:15,827 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2020-10-13 20:52:15,827 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-10-13 20:52:15,827 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-13 20:52:15,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2020-10-13 20:52:15,828 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-13 20:52:15,828 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-13 20:52:15,828 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-10-13 20:52:15,830 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2020-10-13 20:52:15,830 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2020-10-13 20:52:15,831 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2020-10-13 20:52:15,831 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2020-10-13 20:52:15,831 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-13 20:52:15,831 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2020-10-13 20:52:15,831 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2020-10-13 20:52:15,832 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-13 20:52:15,832 INFO L138 BoogieDeclarations]: Found implementation of procedure init_waitqueue_func_entry [2020-10-13 20:52:15,832 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2020-10-13 20:52:15,832 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2020-10-13 20:52:15,832 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2020-10-13 20:52:15,833 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2020-10-13 20:52:15,833 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2020-10-13 20:52:15,833 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2020-10-13 20:52:15,833 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2020-10-13 20:52:15,833 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2020-10-13 20:52:15,834 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2020-10-13 20:52:15,834 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2020-10-13 20:52:15,834 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2020-10-13 20:52:15,834 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2020-10-13 20:52:15,834 INFO L138 BoogieDeclarations]: Found implementation of procedure vring_need_event [2020-10-13 20:52:15,834 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 20:52:15,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-13 20:52:15,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 20:52:15,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-13 20:52:15,836 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-13 20:52:15,836 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2020-10-13 20:52:15,837 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-13 20:52:15,837 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-13 20:52:15,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2020-10-13 20:52:15,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2020-10-13 20:52:15,837 INFO L138 BoogieDeclarations]: Found implementation of procedure init_poll_funcptr [2020-10-13 20:52:15,837 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2020-10-13 20:52:15,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2020-10-13 20:52:15,838 INFO L138 BoogieDeclarations]: Found implementation of procedure need_resched [2020-10-13 20:52:15,838 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_has_feature [2020-10-13 20:52:15,838 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_func [2020-10-13 20:52:15,839 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_wakeup [2020-10-13 20:52:15,839 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_init [2020-10-13 20:52:15,839 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_init [2020-10-13 20:52:15,839 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_start [2020-10-13 20:52:15,839 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_stop [2020-10-13 20:52:15,839 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_seq_done [2020-10-13 20:52:15,839 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_flush [2020-10-13 20:52:15,840 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_flush [2020-10-13 20:52:15,840 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_queue [2020-10-13 20:52:15,840 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_queue [2020-10-13 20:52:15,840 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_reset [2020-10-13 20:52:15,840 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_worker [2020-10-13 20:52:15,841 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_free_iovecs [2020-10-13 20:52:15,841 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_enable_zcopy [2020-10-13 20:52:15,841 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_alloc_iovecs [2020-10-13 20:52:15,841 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_free_iovecs [2020-10-13 20:52:15,842 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_init [2020-10-13 20:52:15,842 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_check_owner [2020-10-13 20:52:15,843 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_attach_cgroups_work [2020-10-13 20:52:15,843 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_attach_cgroups [2020-10-13 20:52:15,843 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_set_owner [2020-10-13 20:52:15,843 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_reset_owner [2020-10-13 20:52:15,844 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_zerocopy_signal_used [2020-10-13 20:52:15,844 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_cleanup [2020-10-13 20:52:15,844 INFO L138 BoogieDeclarations]: Found implementation of procedure log_access_ok [2020-10-13 20:52:15,844 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_memory_access_ok [2020-10-13 20:52:15,844 INFO L138 BoogieDeclarations]: Found implementation of procedure memory_access_ok [2020-10-13 20:52:15,844 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_access_ok [2020-10-13 20:52:15,845 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_log_access_ok [2020-10-13 20:52:15,845 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_log_access_ok [2020-10-13 20:52:15,845 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_access_ok [2020-10-13 20:52:15,845 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_set_memory [2020-10-13 20:52:15,846 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_set_vring [2020-10-13 20:52:15,846 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_ioctl [2020-10-13 20:52:15,846 INFO L138 BoogieDeclarations]: Found implementation of procedure find_region [2020-10-13 20:52:15,846 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit_to_user [2020-10-13 20:52:15,846 INFO L138 BoogieDeclarations]: Found implementation of procedure log_write [2020-10-13 20:52:15,847 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_log_write [2020-10-13 20:52:15,847 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_update_used_flags [2020-10-13 20:52:15,847 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_update_avail_event [2020-10-13 20:52:15,847 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_init_used [2020-10-13 20:52:15,847 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_desc [2020-10-13 20:52:15,847 INFO L138 BoogieDeclarations]: Found implementation of procedure next_desc [2020-10-13 20:52:15,847 INFO L138 BoogieDeclarations]: Found implementation of procedure get_indirect [2020-10-13 20:52:15,848 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_get_vq_desc [2020-10-13 20:52:15,848 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_discard_vq_desc [2020-10-13 20:52:15,848 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_add_used [2020-10-13 20:52:15,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __vhost_add_used_n [2020-10-13 20:52:15,848 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_add_used_n [2020-10-13 20:52:15,848 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_notify [2020-10-13 20:52:15,849 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_signal [2020-10-13 20:52:15,849 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_add_used_and_signal [2020-10-13 20:52:15,849 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_add_used_and_signal_n [2020-10-13 20:52:15,849 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_enable_notify [2020-10-13 20:52:15,849 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_disable_notify [2020-10-13 20:52:15,849 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_zerocopy_done_signal [2020-10-13 20:52:15,849 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_ubuf_alloc [2020-10-13 20:52:15,849 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_ubuf_put [2020-10-13 20:52:15,850 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_ubuf_put_and_wait [2020-10-13 20:52:15,850 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_zerocopy_callback [2020-10-13 20:52:15,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2020-10-13 20:52:15,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2020-10-13 20:52:15,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2020-10-13 20:52:15,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2020-10-13 20:52:15,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2020-10-13 20:52:15,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2020-10-13 20:52:15,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2020-10-13 20:52:15,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2020-10-13 20:52:15,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-10-13 20:52:15,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2020-10-13 20:52:15,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2020-10-13 20:52:15,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2020-10-13 20:52:15,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2020-10-13 20:52:15,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2020-10-13 20:52:15,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2020-10-13 20:52:15,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2020-10-13 20:52:15,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2020-10-13 20:52:15,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_18 [2020-10-13 20:52:15,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2020-10-13 20:52:15,858 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2020-10-13 20:52:15,858 INFO L138 BoogieDeclarations]: Found implementation of procedure iov_length [2020-10-13 20:52:15,859 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2020-10-13 20:52:15,859 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2020-10-13 20:52:15,859 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2020-10-13 20:52:15,859 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_flag [2020-10-13 20:52:15,859 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_sock_zcopy [2020-10-13 20:52:15,860 INFO L138 BoogieDeclarations]: Found implementation of procedure move_iovec_hdr [2020-10-13 20:52:15,860 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_iovec_hdr [2020-10-13 20:52:15,860 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_poll_stop [2020-10-13 20:52:15,861 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_poll_start [2020-10-13 20:52:15,867 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_tx [2020-10-13 20:52:15,868 INFO L138 BoogieDeclarations]: Found implementation of procedure peek_head_len [2020-10-13 20:52:15,868 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rx_bufs [2020-10-13 20:52:15,868 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_rx [2020-10-13 20:52:15,868 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_tx_kick [2020-10-13 20:52:15,869 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_rx_kick [2020-10-13 20:52:15,869 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_tx_net [2020-10-13 20:52:15,869 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_rx_net [2020-10-13 20:52:15,869 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_open [2020-10-13 20:52:15,869 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_disable_vq [2020-10-13 20:52:15,869 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_enable_vq [2020-10-13 20:52:15,869 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_stop_vq [2020-10-13 20:52:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_stop [2020-10-13 20:52:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_flush_vq [2020-10-13 20:52:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_flush [2020-10-13 20:52:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_release [2020-10-13 20:52:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure get_raw_socket [2020-10-13 20:52:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tap_socket [2020-10-13 20:52:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure get_socket [2020-10-13 20:52:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_set_backend [2020-10-13 20:52:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_reset_owner [2020-10-13 20:52:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_set_features [2020-10-13 20:52:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_ioctl [2020-10-13 20:52:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_compat_ioctl [2020-10-13 20:52:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_init [2020-10-13 20:52:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_exit [2020-10-13 20:52:15,872 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 20:52:15,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_39 [2020-10-13 20:52:15,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_40 [2020-10-13 20:52:15,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_41 [2020-10-13 20:52:15,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_42 [2020-10-13 20:52:15,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_43 [2020-10-13 20:52:15,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_44 [2020-10-13 20:52:15,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_45 [2020-10-13 20:52:15,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_46 [2020-10-13 20:52:15,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_47 [2020-10-13 20:52:15,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_48 [2020-10-13 20:52:15,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_49 [2020-10-13 20:52:15,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_50 [2020-10-13 20:52:15,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_51 [2020-10-13 20:52:15,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_52 [2020-10-13 20:52:15,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_53 [2020-10-13 20:52:15,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_54 [2020-10-13 20:52:15,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_55 [2020-10-13 20:52:15,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_56 [2020-10-13 20:52:15,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_57 [2020-10-13 20:52:15,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_58 [2020-10-13 20:52:15,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_59 [2020-10-13 20:52:15,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_60 [2020-10-13 20:52:15,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_61 [2020-10-13 20:52:15,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_62 [2020-10-13 20:52:15,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_63 [2020-10-13 20:52:15,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_64 [2020-10-13 20:52:15,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_65 [2020-10-13 20:52:15,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_66 [2020-10-13 20:52:15,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_67 [2020-10-13 20:52:15,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_68 [2020-10-13 20:52:15,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_69 [2020-10-13 20:52:15,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_70 [2020-10-13 20:52:15,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_71 [2020-10-13 20:52:15,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_72 [2020-10-13 20:52:15,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_73 [2020-10-13 20:52:15,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_74 [2020-10-13 20:52:15,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 20:52:15,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 20:52:15,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex [2020-10-13 20:52:15,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex [2020-10-13 20:52:15,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex [2020-10-13 20:52:15,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex [2020-10-13 20:52:15,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex [2020-10-13 20:52:15,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex [2020-10-13 20:52:15,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex [2020-10-13 20:52:15,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-10-13 20:52:15,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-10-13 20:52:15,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-10-13 20:52:15,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-10-13 20:52:15,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-13 20:52:15,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-10-13 20:52:15,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-10-13 20:52:15,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mtx [2020-10-13 20:52:15,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mtx [2020-10-13 20:52:15,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mtx [2020-10-13 20:52:15,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mtx [2020-10-13 20:52:15,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mtx [2020-10-13 20:52:15,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mtx [2020-10-13 20:52:15,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mtx [2020-10-13 20:52:15,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex [2020-10-13 20:52:15,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex [2020-10-13 20:52:15,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2020-10-13 20:52:15,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex [2020-10-13 20:52:15,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex [2020-10-13 20:52:15,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex [2020-10-13 20:52:15,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2020-10-13 20:52:15,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 20:52:15,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 20:52:15,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2020-10-13 20:52:15,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-13 20:52:15,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-13 20:52:15,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2020-10-13 20:52:15,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-13 20:52:15,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-13 20:52:15,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-13 20:52:15,882 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-13 20:52:15,882 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-13 20:52:15,882 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2020-10-13 20:52:15,882 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-13 20:52:15,882 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2020-10-13 20:52:15,882 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-13 20:52:15,882 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2020-10-13 20:52:15,882 INFO L138 BoogieDeclarations]: Found implementation of procedure cgroup_attach_task_all [2020-10-13 20:52:15,883 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2020-10-13 20:52:15,887 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_fileget [2020-10-13 20:52:15,887 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_put [2020-10-13 20:52:15,888 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_fget [2020-10-13 20:52:15,888 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_signal [2020-10-13 20:52:15,888 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2020-10-13 20:52:15,888 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2020-10-13 20:52:15,888 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2020-10-13 20:52:15,888 INFO L138 BoogieDeclarations]: Found implementation of procedure get_task_mm [2020-10-13 20:52:15,888 INFO L138 BoogieDeclarations]: Found implementation of procedure get_user_pages_fast [2020-10-13 20:52:15,888 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_create_on_node [2020-10-13 20:52:15,889 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2020-10-13 20:52:15,889 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2020-10-13 20:52:15,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-10-13 20:52:15,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-10-13 20:52:15,889 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2020-10-13 20:52:15,890 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2020-10-13 20:52:15,890 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2020-10-13 20:52:15,892 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2020-10-13 20:52:15,892 INFO L138 BoogieDeclarations]: Found implementation of procedure macvtap_get_socket [2020-10-13 20:52:15,892 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromiovec [2020-10-13 20:52:15,893 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toiovecend [2020-10-13 20:52:15,893 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-13 20:52:15,893 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2020-10-13 20:52:15,893 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2020-10-13 20:52:15,893 INFO L138 BoogieDeclarations]: Found implementation of procedure mmput [2020-10-13 20:52:15,893 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-10-13 20:52:15,893 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-10-13 20:52:15,893 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-13 20:52:15,893 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2020-10-13 20:52:15,894 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2020-10-13 20:52:15,894 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2020-10-13 20:52:15,894 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lockdep_current_cpu_online [2020-10-13 20:52:15,894 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2020-10-13 20:52:15,894 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-13 20:52:15,894 INFO L138 BoogieDeclarations]: Found implementation of procedure set_page_dirty_lock [2020-10-13 20:52:15,894 INFO L138 BoogieDeclarations]: Found implementation of procedure sockfd_lookup [2020-10-13 20:52:15,894 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_sched [2020-10-13 20:52:15,894 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_get_socket [2020-10-13 20:52:15,894 INFO L138 BoogieDeclarations]: Found implementation of procedure unuse_mm [2020-10-13 20:52:15,895 INFO L138 BoogieDeclarations]: Found implementation of procedure use_mm [2020-10-13 20:52:15,895 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2020-10-13 20:52:15,895 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2020-10-13 20:52:15,895 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-13 20:52:15,895 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2020-10-13 20:52:15,895 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 20:52:15,895 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-13 20:52:15,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 20:52:15,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 20:52:15,896 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-13 20:52:15,896 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2020-10-13 20:52:15,896 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2020-10-13 20:52:15,896 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-13 20:52:15,896 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-13 20:52:15,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 20:52:15,897 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-13 20:52:15,897 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-13 20:52:15,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 20:52:15,898 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2020-10-13 20:52:15,898 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2020-10-13 20:52:15,898 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-10-13 20:52:15,898 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-13 20:52:15,898 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-13 20:52:15,898 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2020-10-13 20:52:15,899 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-13 20:52:15,899 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2020-10-13 20:52:15,899 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-13 20:52:15,899 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-13 20:52:15,899 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2020-10-13 20:52:15,899 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-10-13 20:52:15,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 20:52:15,899 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2020-10-13 20:52:15,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 20:52:15,900 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2020-10-13 20:52:15,900 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2020-10-13 20:52:15,900 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2020-10-13 20:52:15,900 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2020-10-13 20:52:15,900 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2020-10-13 20:52:15,900 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-13 20:52:15,900 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-10-13 20:52:15,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2020-10-13 20:52:15,900 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-13 20:52:15,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2020-10-13 20:52:15,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2020-10-13 20:52:15,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2020-10-13 20:52:15,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-10-13 20:52:15,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2020-10-13 20:52:15,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2020-10-13 20:52:15,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2020-10-13 20:52:15,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2020-10-13 20:52:15,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2020-10-13 20:52:15,902 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-10-13 20:52:15,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2020-10-13 20:52:15,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2020-10-13 20:52:15,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2020-10-13 20:52:15,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2020-10-13 20:52:15,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2020-10-13 20:52:15,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2020-10-13 20:52:15,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2020-10-13 20:52:15,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2020-10-13 20:52:15,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_18 [2020-10-13 20:52:15,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex [2020-10-13 20:52:15,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex [2020-10-13 20:52:15,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-10-13 20:52:15,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-10-13 20:52:15,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mtx [2020-10-13 20:52:15,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mtx [2020-10-13 20:52:15,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2020-10-13 20:52:15,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex [2020-10-13 20:52:15,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2020-10-13 20:52:15,904 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2020-10-13 20:52:15,904 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2020-10-13 20:52:15,904 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2020-10-13 20:52:15,904 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-13 20:52:15,904 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2020-10-13 20:52:15,904 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-13 20:52:15,904 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2020-10-13 20:52:15,905 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-13 20:52:15,905 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-13 20:52:15,905 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2020-10-13 20:52:15,905 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2020-10-13 20:52:15,905 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-13 20:52:15,905 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-13 20:52:15,906 INFO L130 BoogieDeclarations]: Found specification of procedure init_waitqueue_func_entry [2020-10-13 20:52:15,906 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2020-10-13 20:52:15,906 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2020-10-13 20:52:15,906 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-13 20:52:15,906 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2020-10-13 20:52:15,906 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2020-10-13 20:52:15,906 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2020-10-13 20:52:15,906 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_put [2020-10-13 20:52:15,906 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_fget [2020-10-13 20:52:15,907 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_fileget [2020-10-13 20:52:15,907 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_signal [2020-10-13 20:52:15,907 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_sched [2020-10-13 20:52:15,907 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2020-10-13 20:52:15,907 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2020-10-13 20:52:15,907 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2020-10-13 20:52:15,907 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2020-10-13 20:52:15,907 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lockdep_current_cpu_online [2020-10-13 20:52:15,909 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2020-10-13 20:52:15,909 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2020-10-13 20:52:15,909 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2020-10-13 20:52:15,909 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2020-10-13 20:52:15,909 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2020-10-13 20:52:15,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 20:52:15,910 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2020-10-13 20:52:15,910 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2020-10-13 20:52:15,910 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2020-10-13 20:52:15,911 INFO L130 BoogieDeclarations]: Found specification of procedure get_user_pages_fast [2020-10-13 20:52:15,911 INFO L130 BoogieDeclarations]: Found specification of procedure set_page_dirty_lock [2020-10-13 20:52:15,911 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2020-10-13 20:52:15,911 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2020-10-13 20:52:15,911 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-13 20:52:15,911 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2020-10-13 20:52:15,911 INFO L130 BoogieDeclarations]: Found specification of procedure vring_need_event [2020-10-13 20:52:15,912 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromiovec [2020-10-13 20:52:15,912 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 20:52:15,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 20:52:15,912 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 20:52:15,912 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 20:52:15,912 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 20:52:15,912 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-13 20:52:15,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-13 20:52:15,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 20:52:15,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 20:52:15,913 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-13 20:52:15,913 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-13 20:52:15,913 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2020-10-13 20:52:15,913 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2020-10-13 20:52:15,913 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_enhanced_fast_string [2020-10-13 20:52:15,914 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic_string [2020-10-13 20:52:15,914 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic_unrolled [2020-10-13 20:52:15,914 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2020-10-13 20:52:15,914 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-13 20:52:15,914 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-13 20:52:15,914 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-13 20:52:15,914 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-13 20:52:15,914 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2020-10-13 20:52:15,915 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2020-10-13 20:52:15,915 INFO L130 BoogieDeclarations]: Found specification of procedure use_mm [2020-10-13 20:52:15,915 INFO L130 BoogieDeclarations]: Found specification of procedure unuse_mm [2020-10-13 20:52:15,915 INFO L130 BoogieDeclarations]: Found specification of procedure init_poll_funcptr [2020-10-13 20:52:15,915 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2020-10-13 20:52:15,915 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2020-10-13 20:52:15,915 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-13 20:52:15,915 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2020-10-13 20:52:15,915 INFO L130 BoogieDeclarations]: Found specification of procedure mmput [2020-10-13 20:52:15,916 INFO L130 BoogieDeclarations]: Found specification of procedure get_task_mm [2020-10-13 20:52:15,916 INFO L130 BoogieDeclarations]: Found specification of procedure need_resched [2020-10-13 20:52:15,916 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_create_on_node [2020-10-13 20:52:15,916 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2020-10-13 20:52:15,916 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2020-10-13 20:52:15,916 INFO L130 BoogieDeclarations]: Found specification of procedure cgroup_attach_task_all [2020-10-13 20:52:15,916 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_init [2020-10-13 20:52:15,916 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_queue [2020-10-13 20:52:15,916 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_init [2020-10-13 20:52:15,917 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_start [2020-10-13 20:52:15,917 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_stop [2020-10-13 20:52:15,917 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_flush [2020-10-13 20:52:15,917 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_queue [2020-10-13 20:52:15,917 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_ubuf_alloc [2020-10-13 20:52:15,917 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_ubuf_put [2020-10-13 20:52:15,917 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_ubuf_put_and_wait [2020-10-13 20:52:15,917 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_init [2020-10-13 20:52:15,917 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_check_owner [2020-10-13 20:52:15,918 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_reset_owner [2020-10-13 20:52:15,918 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_cleanup [2020-10-13 20:52:15,918 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_ioctl [2020-10-13 20:52:15,918 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_access_ok [2020-10-13 20:52:15,918 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_log_access_ok [2020-10-13 20:52:15,918 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_get_vq_desc [2020-10-13 20:52:15,918 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_discard_vq_desc [2020-10-13 20:52:15,918 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_init_used [2020-10-13 20:52:15,919 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_add_used [2020-10-13 20:52:15,919 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_add_used_n [2020-10-13 20:52:15,919 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_add_used_and_signal [2020-10-13 20:52:15,919 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_add_used_and_signal_n [2020-10-13 20:52:15,919 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_signal [2020-10-13 20:52:15,919 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_disable_notify [2020-10-13 20:52:15,919 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_enable_notify [2020-10-13 20:52:15,919 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_log_write [2020-10-13 20:52:15,919 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_zerocopy_callback [2020-10-13 20:52:15,920 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_zerocopy_signal_used [2020-10-13 20:52:15,920 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_has_feature [2020-10-13 20:52:15,920 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_enable_zcopy [2020-10-13 20:52:15,920 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_func [2020-10-13 20:52:15,920 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_wakeup [2020-10-13 20:52:15,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 20:52:15,920 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-13 20:52:15,920 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_seq_done [2020-10-13 20:52:15,920 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_flush [2020-10-13 20:52:15,921 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_reset [2020-10-13 20:52:15,921 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_worker [2020-10-13 20:52:15,921 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_free_iovecs [2020-10-13 20:52:15,921 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_alloc_iovecs [2020-10-13 20:52:15,921 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_free_iovecs [2020-10-13 20:52:15,921 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_attach_cgroups_work [2020-10-13 20:52:15,921 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_attach_cgroups [2020-10-13 20:52:15,921 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_set_owner [2020-10-13 20:52:15,921 INFO L130 BoogieDeclarations]: Found specification of procedure log_access_ok [2020-10-13 20:52:15,922 INFO L130 BoogieDeclarations]: Found specification of procedure vq_memory_access_ok [2020-10-13 20:52:15,922 INFO L130 BoogieDeclarations]: Found specification of procedure memory_access_ok [2020-10-13 20:52:15,922 INFO L130 BoogieDeclarations]: Found specification of procedure vq_access_ok [2020-10-13 20:52:15,922 INFO L130 BoogieDeclarations]: Found specification of procedure vq_log_access_ok [2020-10-13 20:52:15,922 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_set_memory [2020-10-13 20:52:15,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-13 20:52:15,922 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_set_vring [2020-10-13 20:52:15,922 INFO L130 BoogieDeclarations]: Found specification of procedure find_region [2020-10-13 20:52:15,922 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit_to_user [2020-10-13 20:52:15,923 INFO L130 BoogieDeclarations]: Found specification of procedure log_write [2020-10-13 20:52:15,923 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_update_used_flags [2020-10-13 20:52:15,923 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_update_avail_event [2020-10-13 20:52:15,923 INFO L130 BoogieDeclarations]: Found specification of procedure translate_desc [2020-10-13 20:52:15,923 INFO L130 BoogieDeclarations]: Found specification of procedure next_desc [2020-10-13 20:52:15,923 INFO L130 BoogieDeclarations]: Found specification of procedure get_indirect [2020-10-13 20:52:15,923 INFO L130 BoogieDeclarations]: Found specification of procedure __vhost_add_used_n [2020-10-13 20:52:15,923 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_notify [2020-10-13 20:52:15,923 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_zerocopy_done_signal [2020-10-13 20:52:15,924 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2020-10-13 20:52:15,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_48 [2020-10-13 20:52:15,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_40 [2020-10-13 20:52:15,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_42 [2020-10-13 20:52:15,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_44 [2020-10-13 20:52:15,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_46 [2020-10-13 20:52:15,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_49 [2020-10-13 20:52:15,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_51 [2020-10-13 20:52:15,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_53 [2020-10-13 20:52:15,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_55 [2020-10-13 20:52:15,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_57 [2020-10-13 20:52:15,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_60 [2020-10-13 20:52:15,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_62 [2020-10-13 20:52:15,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_63 [2020-10-13 20:52:15,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_64 [2020-10-13 20:52:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_65 [2020-10-13 20:52:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_67 [2020-10-13 20:52:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_69 [2020-10-13 20:52:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_71 [2020-10-13 20:52:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_72 [2020-10-13 20:52:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_74 [2020-10-13 20:52:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_39 [2020-10-13 20:52:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_41 [2020-10-13 20:52:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_43 [2020-10-13 20:52:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_45 [2020-10-13 20:52:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_47 [2020-10-13 20:52:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_50 [2020-10-13 20:52:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_52 [2020-10-13 20:52:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_54 [2020-10-13 20:52:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_56 [2020-10-13 20:52:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_58 [2020-10-13 20:52:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_59 [2020-10-13 20:52:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_61 [2020-10-13 20:52:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_66 [2020-10-13 20:52:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_68 [2020-10-13 20:52:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_70 [2020-10-13 20:52:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_73 [2020-10-13 20:52:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure iov_length [2020-10-13 20:52:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toiovecend [2020-10-13 20:52:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2020-10-13 20:52:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2020-10-13 20:52:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2020-10-13 20:52:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2020-10-13 20:52:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure sockfd_lookup [2020-10-13 20:52:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2020-10-13 20:52:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2020-10-13 20:52:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2020-10-13 20:52:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure tun_get_socket [2020-10-13 20:52:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure macvtap_get_socket [2020-10-13 20:52:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure sock_flag [2020-10-13 20:52:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_sock_zcopy [2020-10-13 20:52:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure move_iovec_hdr [2020-10-13 20:52:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure copy_iovec_hdr [2020-10-13 20:52:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure tx_poll_stop [2020-10-13 20:52:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure tx_poll_start [2020-10-13 20:52:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure handle_tx [2020-10-13 20:52:15,934 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-13 20:52:15,934 INFO L130 BoogieDeclarations]: Found specification of procedure peek_head_len [2020-10-13 20:52:15,934 INFO L130 BoogieDeclarations]: Found specification of procedure get_rx_bufs [2020-10-13 20:52:15,934 INFO L130 BoogieDeclarations]: Found specification of procedure handle_rx [2020-10-13 20:52:15,934 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2020-10-13 20:52:15,934 INFO L130 BoogieDeclarations]: Found specification of procedure handle_tx_kick [2020-10-13 20:52:15,934 INFO L130 BoogieDeclarations]: Found specification of procedure handle_rx_kick [2020-10-13 20:52:15,934 INFO L130 BoogieDeclarations]: Found specification of procedure handle_tx_net [2020-10-13 20:52:15,934 INFO L130 BoogieDeclarations]: Found specification of procedure handle_rx_net [2020-10-13 20:52:15,935 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_open [2020-10-13 20:52:15,935 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_disable_vq [2020-10-13 20:52:15,935 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_enable_vq [2020-10-13 20:52:15,935 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_stop_vq [2020-10-13 20:52:15,935 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_stop [2020-10-13 20:52:15,935 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_flush_vq [2020-10-13 20:52:15,935 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_flush [2020-10-13 20:52:15,935 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_release [2020-10-13 20:52:15,935 INFO L130 BoogieDeclarations]: Found specification of procedure get_raw_socket [2020-10-13 20:52:15,936 INFO L130 BoogieDeclarations]: Found specification of procedure get_tap_socket [2020-10-13 20:52:15,936 INFO L130 BoogieDeclarations]: Found specification of procedure get_socket [2020-10-13 20:52:15,936 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_set_backend [2020-10-13 20:52:15,936 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_reset_owner [2020-10-13 20:52:15,936 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_set_features [2020-10-13 20:52:15,936 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_ioctl [2020-10-13 20:52:15,936 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_compat_ioctl [2020-10-13 20:52:15,936 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_init [2020-10-13 20:52:15,937 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_exit [2020-10-13 20:52:15,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 20:52:15,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-10-13 20:52:15,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 20:52:15,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-10-13 20:52:15,937 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 20:52:15,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 20:52:15,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex [2020-10-13 20:52:15,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex [2020-10-13 20:52:15,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex [2020-10-13 20:52:15,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex [2020-10-13 20:52:15,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex [2020-10-13 20:52:15,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-10-13 20:52:15,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-10-13 20:52:15,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-10-13 20:52:15,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-13 20:52:15,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-10-13 20:52:15,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mtx [2020-10-13 20:52:15,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mtx [2020-10-13 20:52:15,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mtx [2020-10-13 20:52:15,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mtx [2020-10-13 20:52:15,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mtx [2020-10-13 20:52:15,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex [2020-10-13 20:52:15,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex [2020-10-13 20:52:15,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex [2020-10-13 20:52:15,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex [2020-10-13 20:52:15,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 20:52:15,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-13 20:52:15,940 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 20:52:15,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 20:52:15,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 20:52:15,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 20:52:15,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 20:52:15,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-13 20:52:15,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-13 20:52:15,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-13 20:52:15,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-13 20:52:30,021 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5855: assume #t~switch143; [2020-10-13 20:52:30,022 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5855: assume !#t~switch143; [2020-10-13 20:52:30,022 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5847: assume 0 != ~tmp___1~3;#res := ~ret~2; [2020-10-13 20:52:30,022 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5847: assume !(0 != ~tmp___1~3);#res := ~ret~2; [2020-10-13 20:52:30,022 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5814: havoc #t~switch143; [2020-10-13 20:52:30,023 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5843: assume #t~switch143; [2020-10-13 20:52:30,023 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5843: assume !#t~switch143;#t~switch143 := true; [2020-10-13 20:52:30,023 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5835: assume 0 != ~tmp___0~6;#res := ~ret~2; [2020-10-13 20:52:30,023 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5835: assume !(0 != ~tmp___0~6);#res := ~ret~2; [2020-10-13 20:52:30,023 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5831: assume #t~switch143; [2020-10-13 20:52:30,023 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5831: assume !#t~switch143;#t~switch143 := #t~switch143 || 16 == ~size; [2020-10-13 20:52:30,023 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume #t~switch143;#res := ~ret~2; [2020-10-13 20:52:30,024 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5827: assume #t~switch143;#res := ~ret~2; [2020-10-13 20:52:30,024 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5827: assume !#t~switch143;#t~switch143 := #t~switch143 || 10 == ~size; [2020-10-13 20:52:30,024 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !#t~switch143;#t~switch143 := #t~switch143 || 2 == ~size; [2020-10-13 20:52:30,024 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5823: assume #t~switch143;#res := ~ret~2; [2020-10-13 20:52:30,024 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5823: assume !#t~switch143;#t~switch143 := #t~switch143 || 8 == ~size; [2020-10-13 20:52:30,024 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5856-1: ~tmp___2~4 := #t~ret146;havoc #t~ret146;#res := (if ~tmp___2~4 % 18446744073709551616 % 4294967296 <= 2147483647 then ~tmp___2~4 % 18446744073709551616 % 4294967296 else ~tmp___2~4 % 18446744073709551616 % 4294967296 - 4294967296); [2020-10-13 20:52:30,024 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5856: SUMMARY for call #t~ret146 := copy_user_generic(~dst.base, ~dst.offset, ~src.base, ~src.offset, ~size); srcloc: null [2020-10-13 20:52:30,024 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5819: assume #t~switch143;#res := ~ret~2; [2020-10-13 20:52:30,025 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5819: assume !#t~switch143;#t~switch143 := #t~switch143 || 4 == ~size; [2020-10-13 20:52:30,025 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5846: SUMMARY for call #t~ret145 := ldv__builtin_expect((if 0 != ~ret~2 then 1 else 0), 0); srcloc: null [2020-10-13 20:52:30,025 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5846-1: assume -9223372036854775808 <= #t~ret145 && #t~ret145 <= 9223372036854775807;~tmp___1~3 := #t~ret145;havoc #t~ret145; [2020-10-13 20:52:30,025 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5834: SUMMARY for call #t~ret144 := ldv__builtin_expect((if 0 != ~ret~2 then 1 else 0), 0); srcloc: null [2020-10-13 20:52:30,026 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5834-1: assume -9223372036854775808 <= #t~ret144 && #t~ret144 <= 9223372036854775807;~tmp___0~6 := #t~ret144;havoc #t~ret144; [2020-10-13 20:52:32,243 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5760: assume #t~switch138;#res := ~ret~1; [2020-10-13 20:52:32,243 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5760: assume !#t~switch138;#t~switch138 := #t~switch138 || 8 == ~size; [2020-10-13 20:52:32,243 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5787: SUMMARY for call #t~ret140 := ldv__builtin_expect((if 0 != ~ret~1 then 1 else 0), 0); srcloc: null [2020-10-13 20:52:32,244 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5787-1: assume -9223372036854775808 <= #t~ret140 && #t~ret140 <= 9223372036854775807;~tmp___1~2 := #t~ret140;havoc #t~ret140; [2020-10-13 20:52:32,244 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5783: assume #t~switch138; [2020-10-13 20:52:32,244 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5783: assume !#t~switch138;#t~switch138 := true; [2020-10-13 20:52:32,244 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5775: assume 0 != ~tmp___0~5;#res := ~ret~1; [2020-10-13 20:52:32,244 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5775: assume !(0 != ~tmp___0~5);#res := ~ret~1; [2020-10-13 20:52:32,244 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume #t~switch138;#res := ~ret~1; [2020-10-13 20:52:32,245 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !#t~switch138;#t~switch138 := #t~switch138 || 2 == ~size; [2020-10-13 20:52:32,245 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5765: assume #t~switch138;#res := ~ret~1; [2020-10-13 20:52:32,245 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5765: assume !#t~switch138;#t~switch138 := #t~switch138 || 10 == ~size; [2020-10-13 20:52:32,245 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5796: assume #t~switch138; [2020-10-13 20:52:32,246 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5796: assume !#t~switch138; [2020-10-13 20:52:32,246 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5755: assume #t~switch138;#res := ~ret~1; [2020-10-13 20:52:32,246 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5755: assume !#t~switch138;#t~switch138 := #t~switch138 || 4 == ~size; [2020-10-13 20:52:32,246 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5788: assume 0 != ~tmp___1~2;#res := ~ret~1; [2020-10-13 20:52:32,246 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5788: assume !(0 != ~tmp___1~2);#res := ~ret~1; [2020-10-13 20:52:32,247 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5749: havoc #t~switch138; [2020-10-13 20:52:32,247 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5774: SUMMARY for call #t~ret139 := ldv__builtin_expect((if 0 != ~ret~1 then 1 else 0), 0); srcloc: null [2020-10-13 20:52:32,247 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5770: assume #t~switch138; [2020-10-13 20:52:32,247 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5770: assume !#t~switch138;#t~switch138 := #t~switch138 || 16 == ~size; [2020-10-13 20:52:32,247 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5774-1: assume -9223372036854775808 <= #t~ret139 && #t~ret139 <= 9223372036854775807;~tmp___0~5 := #t~ret139;havoc #t~ret139; [2020-10-13 20:52:32,247 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5797: SUMMARY for call #t~ret141 := copy_user_generic(~dst.base, ~dst.offset, ~src.base, ~src.offset, ~size); srcloc: null [2020-10-13 20:52:32,248 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L5797-1: ~tmp___2~3 := #t~ret141;havoc #t~ret141;#res := (if ~tmp___2~3 % 18446744073709551616 % 4294967296 <= 2147483647 then ~tmp___2~3 % 18446744073709551616 % 4294967296 else ~tmp___2~3 % 18446744073709551616 % 4294967296 - 4294967296); [2020-10-13 20:52:32,475 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:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:269) 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:317) 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) [2020-10-13 20:52:32,481 INFO L168 Benchmark]: Toolchain (without parser) took 21583.04 ms. Allocated memory was 148.9 MB in the beginning and 625.5 MB in the end (delta: 476.6 MB). Free memory was 89.3 MB in the beginning and 167.7 MB in the end (delta: -78.3 MB). Peak memory consumption was 493.8 MB. Max. memory is 7.1 GB. [2020-10-13 20:52:32,482 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 148.9 MB. Free memory was 123.4 MB in the beginning and 123.2 MB in the end (delta: 209.7 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-13 20:52:32,483 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4388.70 ms. Allocated memory was 148.9 MB in the beginning and 261.1 MB in the end (delta: 112.2 MB). Free memory was 89.1 MB in the beginning and 96.8 MB in the end (delta: -7.6 MB). Peak memory consumption was 123.8 MB. Max. memory is 7.1 GB. [2020-10-13 20:52:32,484 INFO L168 Benchmark]: Boogie Preprocessor took 456.14 ms. Allocated memory was 261.1 MB in the beginning and 321.9 MB in the end (delta: 60.8 MB). Free memory was 96.8 MB in the beginning and 226.8 MB in the end (delta: -130.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. [2020-10-13 20:52:32,486 INFO L168 Benchmark]: RCFGBuilder took 16734.55 ms. Allocated memory was 321.9 MB in the beginning and 625.5 MB in the end (delta: 303.6 MB). Free memory was 226.8 MB in the beginning and 167.7 MB in the end (delta: 59.2 MB). Peak memory consumption was 458.3 MB. Max. memory is 7.1 GB. [2020-10-13 20:52:32,489 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 148.9 MB. Free memory was 123.4 MB in the beginning and 123.2 MB in the end (delta: 209.7 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4388.70 ms. Allocated memory was 148.9 MB in the beginning and 261.1 MB in the end (delta: 112.2 MB). Free memory was 89.1 MB in the beginning and 96.8 MB in the end (delta: -7.6 MB). Peak memory consumption was 123.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 456.14 ms. Allocated memory was 261.1 MB in the beginning and 321.9 MB in the end (delta: 60.8 MB). Free memory was 96.8 MB in the beginning and 226.8 MB in the end (delta: -130.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 16734.55 ms. Allocated memory was 321.9 MB in the beginning and 625.5 MB in the end (delta: 303.6 MB). Free memory was 226.8 MB in the beginning and 167.7 MB in the end (delta: 59.2 MB). Peak memory consumption was 458.3 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:394) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...