./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ef92dd0c18fa389aa454198685fbcc052698924a127f9f39b737e9548a23680b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:19:21,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:19:21,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:19:21,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:19:21,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:19:21,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:19:21,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:19:21,207 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:19:21,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:19:21,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:19:21,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:19:21,221 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:19:21,221 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:19:21,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:19:21,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:19:21,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:19:21,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:19:21,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:19:21,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:19:21,240 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:19:21,243 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:19:21,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:19:21,250 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:19:21,252 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:19:21,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:19:21,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:19:21,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:19:21,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:19:21,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:19:21,271 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:19:21,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:19:21,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:19:21,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:19:21,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:19:21,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:19:21,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:19:21,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:19:21,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:19:21,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:19:21,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:19:21,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:19:21,285 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-20 06:19:21,346 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:19:21,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:19:21,350 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:19:21,350 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:19:21,351 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:19:21,352 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:19:21,353 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:19:21,353 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:19:21,354 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:19:21,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:19:21,355 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:19:21,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:19:21,356 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 06:19:21,356 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:19:21,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 06:19:21,357 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:19:21,357 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:19:21,358 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 06:19:21,358 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:19:21,358 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:19:21,359 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:19:21,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:19:21,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:19:21,360 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:19:21,360 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 06:19:21,360 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:19:21,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:19:21,361 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 06:19:21,361 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 06:19:21,363 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 06:19:21,363 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:19:21,364 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef92dd0c18fa389aa454198685fbcc052698924a127f9f39b737e9548a23680b [2021-11-20 06:19:21,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:19:21,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:19:21,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:19:21,780 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:19:21,781 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:19:21,783 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i [2021-11-20 06:19:21,866 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/data/046d03a11/9c220d58030447499f54d02dd59c0e1b/FLAG1f7c65e9c [2021-11-20 06:19:22,903 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:19:22,903 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i [2021-11-20 06:19:22,975 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/data/046d03a11/9c220d58030447499f54d02dd59c0e1b/FLAG1f7c65e9c [2021-11-20 06:19:23,329 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/data/046d03a11/9c220d58030447499f54d02dd59c0e1b [2021-11-20 06:19:23,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:19:23,334 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:19:23,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:19:23,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:19:23,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:19:23,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:19:23" (1/1) ... [2021-11-20 06:19:23,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a4286f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:23, skipping insertion in model container [2021-11-20 06:19:23,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:19:23" (1/1) ... [2021-11-20 06:19:23,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:19:23,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:19:24,453 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i[160969,160982] [2021-11-20 06:19:24,818 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:19:24,860 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:19:25,095 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i[160969,160982] [2021-11-20 06:19:25,200 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:19:25,267 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:19:25,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:25 WrapperNode [2021-11-20 06:19:25,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:19:25,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:19:25,273 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:19:25,273 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:19:25,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:25" (1/1) ... [2021-11-20 06:19:25,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:25" (1/1) ... [2021-11-20 06:19:25,454 INFO L137 Inliner]: procedures = 101, calls = 368, calls flagged for inlining = 41, calls inlined = 38, statements flattened = 961 [2021-11-20 06:19:25,454 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:19:25,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:19:25,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:19:25,456 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:19:25,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:25" (1/1) ... [2021-11-20 06:19:25,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:25" (1/1) ... [2021-11-20 06:19:25,483 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:25" (1/1) ... [2021-11-20 06:19:25,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:25" (1/1) ... [2021-11-20 06:19:25,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:25" (1/1) ... [2021-11-20 06:19:25,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:25" (1/1) ... [2021-11-20 06:19:25,605 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:25" (1/1) ... [2021-11-20 06:19:25,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:19:25,622 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:19:25,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:19:25,622 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:19:25,624 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:25" (1/1) ... [2021-11-20 06:19:25,634 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:19:25,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:19:25,676 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 06:19:25,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 06:19:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-20 06:19:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-20 06:19:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-20 06:19:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 06:19:25,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 06:19:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 06:19:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2021-11-20 06:19:25,767 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2021-11-20 06:19:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-20 06:19:25,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-20 06:19:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 06:19:25,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 06:19:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-20 06:19:25,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-20 06:19:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 06:19:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-20 06:19:25,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-20 06:19:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-11-20 06:19:25,769 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-11-20 06:19:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-20 06:19:25,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-20 06:19:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-20 06:19:25,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-20 06:19:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-20 06:19:25,771 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-20 06:19:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 06:19:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 06:19:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 06:19:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 06:19:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 06:19:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure genelink_tx_fixup [2021-11-20 06:19:25,772 INFO L138 BoogieDeclarations]: Found implementation of procedure genelink_tx_fixup [2021-11-20 06:19:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure genelink_rx_fixup [2021-11-20 06:19:25,772 INFO L138 BoogieDeclarations]: Found implementation of procedure genelink_rx_fixup [2021-11-20 06:19:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 06:19:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 06:19:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-20 06:19:25,773 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-20 06:19:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 06:19:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-20 06:19:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-20 06:19:25,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-20 06:19:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:19:25,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:19:26,255 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:19:26,258 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:19:26,427 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 06:19:29,264 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:19:29,281 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:19:29,281 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 06:19:29,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:19:29 BoogieIcfgContainer [2021-11-20 06:19:29,286 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:19:29,288 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 06:19:29,289 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 06:19:29,293 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 06:19:29,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 06:19:23" (1/3) ... [2021-11-20 06:19:29,295 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7735b273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:19:29, skipping insertion in model container [2021-11-20 06:19:29,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:25" (2/3) ... [2021-11-20 06:19:29,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7735b273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:19:29, skipping insertion in model container [2021-11-20 06:19:29,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:19:29" (3/3) ... [2021-11-20 06:19:29,300 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i [2021-11-20 06:19:29,307 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 06:19:29,307 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 06:19:29,394 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 06:19:29,414 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 06:19:29,421 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 06:19:29,462 INFO L276 IsEmpty]: Start isEmpty. Operand has 239 states, 188 states have (on average 1.398936170212766) internal successors, (263), 194 states have internal predecessors, (263), 36 states have call successors, (36), 14 states have call predecessors, (36), 13 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2021-11-20 06:19:29,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-20 06:19:29,486 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:19:29,487 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:19:29,487 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:19:29,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:19:29,495 INFO L85 PathProgramCache]: Analyzing trace with hash 721078938, now seen corresponding path program 1 times [2021-11-20 06:19:29,508 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:19:29,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214769383] [2021-11-20 06:19:29,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:19:29,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:19:29,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:30,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:19:30,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:30,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-20 06:19:30,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:30,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-20 06:19:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:30,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-20 06:19:30,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:30,371 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-20 06:19:30,372 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:19:30,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214769383] [2021-11-20 06:19:30,373 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214769383] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:19:30,374 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:19:30,374 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 06:19:30,376 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081788329] [2021-11-20 06:19:30,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:19:30,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 06:19:30,385 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:19:30,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 06:19:30,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:19:30,437 INFO L87 Difference]: Start difference. First operand has 239 states, 188 states have (on average 1.398936170212766) internal successors, (263), 194 states have internal predecessors, (263), 36 states have call successors, (36), 14 states have call predecessors, (36), 13 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-11-20 06:19:33,232 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:19:34,916 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:19:36,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:19:36,835 INFO L93 Difference]: Finished difference Result 786 states and 1178 transitions. [2021-11-20 06:19:36,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 06:19:36,838 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 42 [2021-11-20 06:19:36,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:19:36,862 INFO L225 Difference]: With dead ends: 786 [2021-11-20 06:19:36,863 INFO L226 Difference]: Without dead ends: 536 [2021-11-20 06:19:36,872 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-20 06:19:36,877 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 580 mSDsluCounter, 642 mSDsCounter, 0 mSdLazyCounter, 339 mSolverCounterSat, 223 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 609 SdHoareTripleChecker+Valid, 984 SdHoareTripleChecker+Invalid, 563 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 339 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2021-11-20 06:19:36,878 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [609 Valid, 984 Invalid, 563 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 339 Invalid, 1 Unknown, 0 Unchecked, 6.1s Time] [2021-11-20 06:19:36,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2021-11-20 06:19:37,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 419. [2021-11-20 06:19:37,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 419 states, 339 states have (on average 1.3746312684365782) internal successors, (466), 339 states have internal predecessors, (466), 56 states have call successors, (56), 24 states have call predecessors, (56), 23 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2021-11-20 06:19:37,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 577 transitions. [2021-11-20 06:19:37,039 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 577 transitions. Word has length 42 [2021-11-20 06:19:37,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:19:37,040 INFO L470 AbstractCegarLoop]: Abstraction has 419 states and 577 transitions. [2021-11-20 06:19:37,040 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-11-20 06:19:37,041 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 577 transitions. [2021-11-20 06:19:37,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-20 06:19:37,046 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:19:37,047 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:19:37,047 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 06:19:37,048 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:19:37,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:19:37,049 INFO L85 PathProgramCache]: Analyzing trace with hash -36377006, now seen corresponding path program 1 times [2021-11-20 06:19:37,049 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:19:37,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795209286] [2021-11-20 06:19:37,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:19:37,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:19:37,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:37,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:19:37,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:37,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-20 06:19:37,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:37,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-20 06:19:37,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:37,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-20 06:19:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:37,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-20 06:19:37,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:37,421 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-20 06:19:37,422 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:19:37,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795209286] [2021-11-20 06:19:37,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795209286] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:19:37,423 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:19:37,423 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 06:19:37,424 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443570461] [2021-11-20 06:19:37,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:19:37,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 06:19:37,426 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:19:37,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 06:19:37,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 06:19:37,428 INFO L87 Difference]: Start difference. First operand 419 states and 577 transitions. Second operand has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-20 06:19:40,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:19:40,697 INFO L93 Difference]: Finished difference Result 1453 states and 2078 transitions. [2021-11-20 06:19:40,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 06:19:40,703 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 52 [2021-11-20 06:19:40,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:19:40,725 INFO L225 Difference]: With dead ends: 1453 [2021-11-20 06:19:40,725 INFO L226 Difference]: Without dead ends: 1044 [2021-11-20 06:19:40,728 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-11-20 06:19:40,730 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 606 mSDsluCounter, 1284 mSDsCounter, 0 mSdLazyCounter, 501 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 633 SdHoareTripleChecker+Valid, 1617 SdHoareTripleChecker+Invalid, 699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2021-11-20 06:19:40,731 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [633 Valid, 1617 Invalid, 699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 501 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2021-11-20 06:19:40,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1044 states. [2021-11-20 06:19:40,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1044 to 871. [2021-11-20 06:19:40,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 871 states, 706 states have (on average 1.3767705382436262) internal successors, (972), 710 states have internal predecessors, (972), 113 states have call successors, (113), 46 states have call predecessors, (113), 51 states have return successors, (131), 114 states have call predecessors, (131), 112 states have call successors, (131) [2021-11-20 06:19:40,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 871 states and 1216 transitions. [2021-11-20 06:19:40,901 INFO L78 Accepts]: Start accepts. Automaton has 871 states and 1216 transitions. Word has length 52 [2021-11-20 06:19:40,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:19:40,903 INFO L470 AbstractCegarLoop]: Abstraction has 871 states and 1216 transitions. [2021-11-20 06:19:40,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-20 06:19:40,903 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1216 transitions. [2021-11-20 06:19:40,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-20 06:19:40,921 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:19:40,922 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:19:40,922 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 06:19:40,923 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:19:40,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:19:40,924 INFO L85 PathProgramCache]: Analyzing trace with hash 1655869192, now seen corresponding path program 1 times [2021-11-20 06:19:40,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:19:40,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672385625] [2021-11-20 06:19:40,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:19:40,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:19:40,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:41,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:19:41,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:41,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-20 06:19:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:41,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-20 06:19:41,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:41,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-20 06:19:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:41,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-20 06:19:41,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:41,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 06:19:41,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:41,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:41,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 06:19:41,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:41,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:41,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:41,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-20 06:19:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:41,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:41,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 06:19:41,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:41,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:41,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:41,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-20 06:19:41,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:41,550 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-20 06:19:41,551 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:19:41,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672385625] [2021-11-20 06:19:41,551 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672385625] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 06:19:41,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [245582093] [2021-11-20 06:19:41,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:19:41,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:19:41,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:19:41,555 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:19:41,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 06:19:41,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:41,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 1161 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 06:19:41,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:19:42,408 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-20 06:19:42,408 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 06:19:42,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [245582093] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:19:42,409 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 06:19:42,409 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2021-11-20 06:19:42,409 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118832106] [2021-11-20 06:19:42,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:19:42,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:19:42,411 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:19:42,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:19:42,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-11-20 06:19:42,413 INFO L87 Difference]: Start difference. First operand 871 states and 1216 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-20 06:19:42,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:19:42,553 INFO L93 Difference]: Finished difference Result 2006 states and 2833 transitions. [2021-11-20 06:19:42,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:19:42,554 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 126 [2021-11-20 06:19:42,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:19:42,564 INFO L225 Difference]: With dead ends: 2006 [2021-11-20 06:19:42,564 INFO L226 Difference]: Without dead ends: 1151 [2021-11-20 06:19:42,568 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-11-20 06:19:42,570 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 125 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 591 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 06:19:42,571 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [125 Valid, 591 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 06:19:42,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1151 states. [2021-11-20 06:19:42,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1151 to 1140. [2021-11-20 06:19:42,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1140 states, 952 states have (on average 1.4002100840336134) internal successors, (1333), 956 states have internal predecessors, (1333), 126 states have call successors, (126), 56 states have call predecessors, (126), 61 states have return successors, (144), 127 states have call predecessors, (144), 125 states have call successors, (144) [2021-11-20 06:19:42,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 1140 states and 1603 transitions. [2021-11-20 06:19:42,647 INFO L78 Accepts]: Start accepts. Automaton has 1140 states and 1603 transitions. Word has length 126 [2021-11-20 06:19:42,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:19:42,648 INFO L470 AbstractCegarLoop]: Abstraction has 1140 states and 1603 transitions. [2021-11-20 06:19:42,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-20 06:19:42,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1603 transitions. [2021-11-20 06:19:42,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-20 06:19:42,655 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:19:42,656 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:19:42,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-20 06:19:42,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:19:42,882 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:19:42,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:19:42,883 INFO L85 PathProgramCache]: Analyzing trace with hash -474001616, now seen corresponding path program 1 times [2021-11-20 06:19:42,883 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:19:42,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370457210] [2021-11-20 06:19:42,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:19:42,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:19:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:43,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:19:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:43,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-20 06:19:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:43,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-20 06:19:43,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:43,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-20 06:19:43,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:43,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-20 06:19:43,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:43,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 06:19:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:43,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 06:19:43,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:43,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-20 06:19:43,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:43,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 06:19:43,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:43,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:43,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:43,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 06:19:43,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:43,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:43,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:43,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-20 06:19:43,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:43,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:43,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:43,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 06:19:43,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:43,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:43,287 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-20 06:19:43,288 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:19:43,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370457210] [2021-11-20 06:19:43,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1370457210] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:19:43,289 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:19:43,289 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 06:19:43,290 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828809962] [2021-11-20 06:19:43,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:19:43,291 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 06:19:43,292 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:19:43,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 06:19:43,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-20 06:19:43,294 INFO L87 Difference]: Start difference. First operand 1140 states and 1603 transitions. Second operand has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2021-11-20 06:19:46,356 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:19:48,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:19:48,394 INFO L93 Difference]: Finished difference Result 3449 states and 4896 transitions. [2021-11-20 06:19:48,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 06:19:48,395 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 148 [2021-11-20 06:19:48,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:19:48,417 INFO L225 Difference]: With dead ends: 3449 [2021-11-20 06:19:48,417 INFO L226 Difference]: Without dead ends: 2336 [2021-11-20 06:19:48,426 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2021-11-20 06:19:48,440 INFO L933 BasicCegarLoop]: 445 mSDtfsCounter, 664 mSDsluCounter, 1087 mSDsCounter, 0 mSdLazyCounter, 522 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 693 SdHoareTripleChecker+Valid, 1532 SdHoareTripleChecker+Invalid, 791 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2021-11-20 06:19:48,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [693 Valid, 1532 Invalid, 791 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 522 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2021-11-20 06:19:48,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2336 states. [2021-11-20 06:19:48,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2336 to 1902. [2021-11-20 06:19:48,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1902 states, 1588 states have (on average 1.3860201511335013) internal successors, (2201), 1596 states have internal predecessors, (2201), 206 states have call successors, (206), 96 states have call predecessors, (206), 107 states have return successors, (233), 209 states have call predecessors, (233), 205 states have call successors, (233) [2021-11-20 06:19:48,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1902 states and 2640 transitions. [2021-11-20 06:19:48,739 INFO L78 Accepts]: Start accepts. Automaton has 1902 states and 2640 transitions. Word has length 148 [2021-11-20 06:19:48,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:19:48,740 INFO L470 AbstractCegarLoop]: Abstraction has 1902 states and 2640 transitions. [2021-11-20 06:19:48,740 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2021-11-20 06:19:48,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2640 transitions. [2021-11-20 06:19:48,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-20 06:19:48,750 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:19:48,750 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:19:48,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 06:19:48,751 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:19:48,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:19:48,752 INFO L85 PathProgramCache]: Analyzing trace with hash -676998162, now seen corresponding path program 1 times [2021-11-20 06:19:48,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:19:48,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727289788] [2021-11-20 06:19:48,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:19:48,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:19:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:48,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:19:48,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:48,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-20 06:19:48,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:48,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-20 06:19:48,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:48,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-20 06:19:48,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:48,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-20 06:19:48,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:49,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 06:19:49,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:49,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 06:19:49,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:49,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-20 06:19:49,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:49,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 06:19:49,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:49,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:49,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:49,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 06:19:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:49,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:49,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-20 06:19:49,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:49,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:49,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:49,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 06:19:49,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:49,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:49,402 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-20 06:19:49,403 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:19:49,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727289788] [2021-11-20 06:19:49,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727289788] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:19:49,413 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:19:49,413 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-20 06:19:49,414 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552417513] [2021-11-20 06:19:49,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:19:49,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-20 06:19:49,415 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:19:49,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-20 06:19:49,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-11-20 06:19:49,417 INFO L87 Difference]: Start difference. First operand 1902 states and 2640 transitions. Second operand has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (15), 5 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-20 06:19:51,529 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:19:55,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:19:55,024 INFO L93 Difference]: Finished difference Result 4158 states and 5877 transitions. [2021-11-20 06:19:55,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 06:19:55,026 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (15), 5 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) Word has length 148 [2021-11-20 06:19:55,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:19:55,050 INFO L225 Difference]: With dead ends: 4158 [2021-11-20 06:19:55,050 INFO L226 Difference]: Without dead ends: 2283 [2021-11-20 06:19:55,058 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-11-20 06:19:55,060 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 110 mSDsluCounter, 1474 mSDsCounter, 0 mSdLazyCounter, 652 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 1781 SdHoareTripleChecker+Invalid, 712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2021-11-20 06:19:55,068 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [120 Valid, 1781 Invalid, 712 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 652 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2021-11-20 06:19:55,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2283 states. [2021-11-20 06:19:55,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2283 to 1902. [2021-11-20 06:19:55,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1902 states, 1580 states have (on average 1.3778481012658228) internal successors, (2177), 1592 states have internal predecessors, (2177), 206 states have call successors, (206), 96 states have call predecessors, (206), 115 states have return successors, (249), 213 states have call predecessors, (249), 205 states have call successors, (249) [2021-11-20 06:19:55,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1902 states and 2632 transitions. [2021-11-20 06:19:55,216 INFO L78 Accepts]: Start accepts. Automaton has 1902 states and 2632 transitions. Word has length 148 [2021-11-20 06:19:55,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:19:55,217 INFO L470 AbstractCegarLoop]: Abstraction has 1902 states and 2632 transitions. [2021-11-20 06:19:55,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (15), 5 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-20 06:19:55,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2632 transitions. [2021-11-20 06:19:55,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-20 06:19:55,229 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:19:55,229 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:19:55,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 06:19:55,230 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:19:55,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:19:55,231 INFO L85 PathProgramCache]: Analyzing trace with hash -293871194, now seen corresponding path program 1 times [2021-11-20 06:19:55,231 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:19:55,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658393795] [2021-11-20 06:19:55,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:19:55,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:19:55,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:55,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:19:55,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:55,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-20 06:19:55,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:55,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-20 06:19:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:55,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-20 06:19:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:55,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-20 06:19:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:55,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 06:19:55,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:55,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 06:19:55,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:55,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-20 06:19:55,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:55,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 06:19:55,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:55,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:55,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:55,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 06:19:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:55,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:55,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:55,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 06:19:55,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:55,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-11-20 06:19:55,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:55,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:55,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:55,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-11-20 06:19:55,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:55,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:55,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:55,916 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-20 06:19:55,916 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:19:55,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658393795] [2021-11-20 06:19:55,917 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658393795] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:19:55,917 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:19:55,918 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-11-20 06:19:55,918 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274380708] [2021-11-20 06:19:55,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:19:55,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-20 06:19:55,919 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:19:55,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-20 06:19:55,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2021-11-20 06:19:55,920 INFO L87 Difference]: Start difference. First operand 1902 states and 2632 transitions. Second operand has 14 states, 14 states have (on average 6.428571428571429) internal successors, (90), 8 states have internal predecessors, (90), 3 states have call successors, (16), 6 states have call predecessors, (16), 4 states have return successors, (15), 5 states have call predecessors, (15), 3 states have call successors, (15) [2021-11-20 06:19:57,207 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:20:00,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:20:00,714 INFO L93 Difference]: Finished difference Result 4398 states and 6221 transitions. [2021-11-20 06:20:00,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-20 06:20:00,715 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.428571428571429) internal successors, (90), 8 states have internal predecessors, (90), 3 states have call successors, (16), 6 states have call predecessors, (16), 4 states have return successors, (15), 5 states have call predecessors, (15), 3 states have call successors, (15) Word has length 155 [2021-11-20 06:20:00,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:20:00,737 INFO L225 Difference]: With dead ends: 4398 [2021-11-20 06:20:00,737 INFO L226 Difference]: Without dead ends: 2523 [2021-11-20 06:20:00,745 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2021-11-20 06:20:00,747 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 262 mSDsluCounter, 2825 mSDsCounter, 0 mSdLazyCounter, 990 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 3180 SdHoareTripleChecker+Invalid, 1129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 990 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2021-11-20 06:20:00,748 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [281 Valid, 3180 Invalid, 1129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 990 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2021-11-20 06:20:00,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2523 states. [2021-11-20 06:20:00,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2523 to 1918. [2021-11-20 06:20:00,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1918 states, 1596 states have (on average 1.369047619047619) internal successors, (2185), 1600 states have internal predecessors, (2185), 206 states have call successors, (206), 96 states have call predecessors, (206), 115 states have return successors, (245), 221 states have call predecessors, (245), 205 states have call successors, (245) [2021-11-20 06:20:00,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 1918 states and 2636 transitions. [2021-11-20 06:20:00,941 INFO L78 Accepts]: Start accepts. Automaton has 1918 states and 2636 transitions. Word has length 155 [2021-11-20 06:20:00,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:20:00,943 INFO L470 AbstractCegarLoop]: Abstraction has 1918 states and 2636 transitions. [2021-11-20 06:20:00,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.428571428571429) internal successors, (90), 8 states have internal predecessors, (90), 3 states have call successors, (16), 6 states have call predecessors, (16), 4 states have return successors, (15), 5 states have call predecessors, (15), 3 states have call successors, (15) [2021-11-20 06:20:00,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2636 transitions. [2021-11-20 06:20:00,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-20 06:20:00,952 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:20:00,952 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:20:00,952 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-20 06:20:00,953 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:20:00,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:20:00,953 INFO L85 PathProgramCache]: Analyzing trace with hash -1223252563, now seen corresponding path program 1 times [2021-11-20 06:20:00,954 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:20:00,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248146843] [2021-11-20 06:20:00,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:20:00,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:20:01,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:20:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-20 06:20:01,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-20 06:20:01,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-20 06:20:01,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-20 06:20:01,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 06:20:01,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 06:20:01,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-20 06:20:01,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 06:20:01,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:20:01,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 06:20:01,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:20:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 06:20:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-20 06:20:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-20 06:20:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:20:01,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-11-20 06:20:01,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:20:01,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,469 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-20 06:20:01,470 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:20:01,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248146843] [2021-11-20 06:20:01,470 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248146843] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 06:20:01,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [570752643] [2021-11-20 06:20:01,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:20:01,471 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:20:01,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:20:01,473 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:20:01,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 06:20:01,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:01,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 1330 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 06:20:01,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:20:02,452 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-20 06:20:02,452 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 06:20:02,453 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [570752643] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:20:02,453 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 06:20:02,453 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 9 [2021-11-20 06:20:02,453 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476568533] [2021-11-20 06:20:02,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:20:02,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:20:02,454 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:20:02,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:20:02,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-11-20 06:20:02,455 INFO L87 Difference]: Start difference. First operand 1918 states and 2636 transitions. Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-20 06:20:02,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:20:02,578 INFO L93 Difference]: Finished difference Result 3819 states and 5254 transitions. [2021-11-20 06:20:02,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 06:20:02,579 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 161 [2021-11-20 06:20:02,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:20:02,594 INFO L225 Difference]: With dead ends: 3819 [2021-11-20 06:20:02,594 INFO L226 Difference]: Without dead ends: 1919 [2021-11-20 06:20:02,601 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 191 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-20 06:20:02,602 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 2 mSDsluCounter, 617 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 927 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-20 06:20:02,602 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 927 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-20 06:20:02,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1919 states. [2021-11-20 06:20:02,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1919 to 1919. [2021-11-20 06:20:02,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1919 states, 1597 states have (on average 1.3688165309956168) internal successors, (2186), 1601 states have internal predecessors, (2186), 206 states have call successors, (206), 96 states have call predecessors, (206), 115 states have return successors, (245), 221 states have call predecessors, (245), 205 states have call successors, (245) [2021-11-20 06:20:02,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1919 states and 2637 transitions. [2021-11-20 06:20:02,716 INFO L78 Accepts]: Start accepts. Automaton has 1919 states and 2637 transitions. Word has length 161 [2021-11-20 06:20:02,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:20:02,717 INFO L470 AbstractCegarLoop]: Abstraction has 1919 states and 2637 transitions. [2021-11-20 06:20:02,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-20 06:20:02,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2637 transitions. [2021-11-20 06:20:02,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-20 06:20:02,724 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:20:02,724 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:20:02,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-20 06:20:02,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:20:02,938 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:20:02,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:20:02,939 INFO L85 PathProgramCache]: Analyzing trace with hash -1686704921, now seen corresponding path program 1 times [2021-11-20 06:20:02,939 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:20:02,939 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287695562] [2021-11-20 06:20:02,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:20:02,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:20:03,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:20:03,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-20 06:20:03,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-20 06:20:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-20 06:20:03,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-20 06:20:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-20 06:20:03,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 06:20:03,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-20 06:20:03,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 06:20:03,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:20:03,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 06:20:03,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:20:03,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 06:20:03,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-20 06:20:03,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-20 06:20:03,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:20:03,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-11-20 06:20:03,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:20:03,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,467 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-20 06:20:03,468 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:20:03,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287695562] [2021-11-20 06:20:03,468 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287695562] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 06:20:03,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1196598274] [2021-11-20 06:20:03,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:20:03,469 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:20:03,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:20:03,470 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:20:03,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-20 06:20:03,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:03,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 1342 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-20 06:20:04,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:20:04,440 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 39 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-11-20 06:20:04,440 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 06:20:04,962 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-20 06:20:04,962 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1196598274] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 06:20:04,963 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 06:20:04,963 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 14 [2021-11-20 06:20:04,963 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390040199] [2021-11-20 06:20:04,964 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 06:20:04,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-20 06:20:04,965 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:20:04,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-20 06:20:04,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2021-11-20 06:20:04,966 INFO L87 Difference]: Start difference. First operand 1919 states and 2637 transitions. Second operand has 14 states, 14 states have (on average 10.785714285714286) internal successors, (151), 10 states have internal predecessors, (151), 2 states have call successors, (45), 6 states have call predecessors, (45), 5 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2021-11-20 06:20:06,851 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:20:09,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:20:09,954 INFO L93 Difference]: Finished difference Result 4187 states and 5818 transitions. [2021-11-20 06:20:09,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 06:20:09,955 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 10.785714285714286) internal successors, (151), 10 states have internal predecessors, (151), 2 states have call successors, (45), 6 states have call predecessors, (45), 5 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 163 [2021-11-20 06:20:09,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:20:09,977 INFO L225 Difference]: With dead ends: 4187 [2021-11-20 06:20:09,977 INFO L226 Difference]: Without dead ends: 2284 [2021-11-20 06:20:09,988 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 370 GetRequests, 351 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=95, Invalid=285, Unknown=0, NotChecked=0, Total=380 [2021-11-20 06:20:09,989 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 272 mSDsluCounter, 1426 mSDsCounter, 0 mSdLazyCounter, 551 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 282 SdHoareTripleChecker+Valid, 1736 SdHoareTripleChecker+Invalid, 728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 551 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2021-11-20 06:20:09,989 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [282 Valid, 1736 Invalid, 728 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 551 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2021-11-20 06:20:09,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2284 states. [2021-11-20 06:20:10,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2284 to 1922. [2021-11-20 06:20:10,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1922 states, 1600 states have (on average 1.368125) internal successors, (2189), 1604 states have internal predecessors, (2189), 206 states have call successors, (206), 96 states have call predecessors, (206), 115 states have return successors, (245), 221 states have call predecessors, (245), 205 states have call successors, (245) [2021-11-20 06:20:10,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 1922 states and 2640 transitions. [2021-11-20 06:20:10,126 INFO L78 Accepts]: Start accepts. Automaton has 1922 states and 2640 transitions. Word has length 163 [2021-11-20 06:20:10,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:20:10,126 INFO L470 AbstractCegarLoop]: Abstraction has 1922 states and 2640 transitions. [2021-11-20 06:20:10,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 10.785714285714286) internal successors, (151), 10 states have internal predecessors, (151), 2 states have call successors, (45), 6 states have call predecessors, (45), 5 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2021-11-20 06:20:10,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 2640 transitions. [2021-11-20 06:20:10,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-20 06:20:10,135 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:20:10,135 INFO L514 BasicCegarLoop]: trace histogram [8, 6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:20:10,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-20 06:20:10,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:20:10,356 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:20:10,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:20:10,356 INFO L85 PathProgramCache]: Analyzing trace with hash 699141421, now seen corresponding path program 2 times [2021-11-20 06:20:10,357 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:20:10,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576280054] [2021-11-20 06:20:10,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:20:10,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:20:10,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:10,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:20:10,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:10,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-20 06:20:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:10,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-20 06:20:10,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:10,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-20 06:20:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:10,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-20 06:20:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:10,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 06:20:10,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:10,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-11-20 06:20:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:10,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-11-20 06:20:10,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:10,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 06:20:10,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:10,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:20:10,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:10,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 06:20:11,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:11,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:20:11,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:11,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 06:20:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:11,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-20 06:20:11,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:11,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-20 06:20:11,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:11,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:20:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:11,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-11-20 06:20:11,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:11,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:20:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:11,515 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2021-11-20 06:20:11,515 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:20:11,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576280054] [2021-11-20 06:20:11,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576280054] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:20:11,516 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:20:11,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-11-20 06:20:11,516 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260846791] [2021-11-20 06:20:11,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:20:11,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-20 06:20:11,518 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:20:11,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-20 06:20:11,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=302, Unknown=0, NotChecked=0, Total=342 [2021-11-20 06:20:11,519 INFO L87 Difference]: Start difference. First operand 1922 states and 2640 transitions. Second operand has 19 states, 18 states have (on average 5.111111111111111) internal successors, (92), 12 states have internal predecessors, (92), 4 states have call successors, (17), 6 states have call predecessors, (17), 5 states have return successors, (16), 6 states have call predecessors, (16), 4 states have call successors, (16) [2021-11-20 06:20:12,715 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:20:14,807 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:20:19,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:20:19,306 INFO L93 Difference]: Finished difference Result 4519 states and 6356 transitions. [2021-11-20 06:20:19,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-20 06:20:19,307 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 5.111111111111111) internal successors, (92), 12 states have internal predecessors, (92), 4 states have call successors, (17), 6 states have call predecessors, (17), 5 states have return successors, (16), 6 states have call predecessors, (16), 4 states have call successors, (16) Word has length 169 [2021-11-20 06:20:19,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:20:19,363 INFO L225 Difference]: With dead ends: 4519 [2021-11-20 06:20:19,363 INFO L226 Difference]: Without dead ends: 2628 [2021-11-20 06:20:19,370 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=97, Invalid=715, Unknown=0, NotChecked=0, Total=812 [2021-11-20 06:20:19,373 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 207 mSDsluCounter, 4758 mSDsCounter, 0 mSdLazyCounter, 1875 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 5120 SdHoareTripleChecker+Invalid, 1958 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1875 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2021-11-20 06:20:19,373 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [222 Valid, 5120 Invalid, 1958 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1875 Invalid, 0 Unknown, 0 Unchecked, 7.2s Time] [2021-11-20 06:20:19,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2628 states. [2021-11-20 06:20:19,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2628 to 1962. [2021-11-20 06:20:19,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1962 states, 1632 states have (on average 1.360906862745098) internal successors, (2221), 1636 states have internal predecessors, (2221), 214 states have call successors, (214), 96 states have call predecessors, (214), 115 states have return successors, (253), 229 states have call predecessors, (253), 213 states have call successors, (253) [2021-11-20 06:20:19,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2688 transitions. [2021-11-20 06:20:19,521 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2688 transitions. Word has length 169 [2021-11-20 06:20:19,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:20:19,522 INFO L470 AbstractCegarLoop]: Abstraction has 1962 states and 2688 transitions. [2021-11-20 06:20:19,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 5.111111111111111) internal successors, (92), 12 states have internal predecessors, (92), 4 states have call successors, (17), 6 states have call predecessors, (17), 5 states have return successors, (16), 6 states have call predecessors, (16), 4 states have call successors, (16) [2021-11-20 06:20:19,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2688 transitions. [2021-11-20 06:20:19,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-20 06:20:19,530 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:20:19,530 INFO L514 BasicCegarLoop]: trace histogram [8, 6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:20:19,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-20 06:20:19,531 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:20:19,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:20:19,532 INFO L85 PathProgramCache]: Analyzing trace with hash 2025494723, now seen corresponding path program 1 times [2021-11-20 06:20:19,532 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:20:19,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351055286] [2021-11-20 06:20:19,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:20:19,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:20:19,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:20:19,791 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:20:19,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:20:20,243 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:20:20,243 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-20 06:20:20,244 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-20 06:20:20,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-20 06:20:20,252 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:20:20,256 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-20 06:20:20,329 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2021-11-20 06:20:20,342 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2021-11-20 06:20:20,358 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:20:20,359 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:20:20,359 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:20:20,359 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:20:20,361 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:20:20,361 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:20:20,362 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:20:20,362 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:20:20,370 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:20:20,370 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:20:20,376 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,377 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,377 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,377 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,378 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,378 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,379 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,379 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,379 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,380 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,380 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,380 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,381 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,381 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,382 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,382 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,382 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,382 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,383 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,383 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,384 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,384 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,384 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,384 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,385 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,385 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,385 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,386 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,386 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,386 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,389 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,390 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,391 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,391 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,391 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,392 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,392 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,393 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,393 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,393 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,393 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,394 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,394 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,395 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,395 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,395 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,396 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,396 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,398 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,398 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,399 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,399 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,399 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,400 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,400 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,400 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,401 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,401 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,401 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,402 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,403 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,403 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,403 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,403 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,404 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,404 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,405 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,405 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,405 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:20:20,405 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:20:20,406 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,406 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:20:20,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 06:20:20 BoogieIcfgContainer [2021-11-20 06:20:20,671 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 06:20:20,671 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 06:20:20,672 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 06:20:20,672 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 06:20:20,673 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:19:29" (3/4) ... [2021-11-20 06:20:20,676 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 06:20:20,677 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 06:20:20,677 INFO L158 Benchmark]: Toolchain (without parser) took 57343.62ms. Allocated memory was 81.8MB in the beginning and 285.2MB in the end (delta: 203.4MB). Free memory was 53.7MB in the beginning and 166.6MB in the end (delta: -112.8MB). Peak memory consumption was 89.6MB. Max. memory is 16.1GB. [2021-11-20 06:20:20,678 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 81.8MB. Free memory is still 60.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:20:20,679 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1934.63ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 53.4MB in the beginning and 50.8MB in the end (delta: 2.6MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2021-11-20 06:20:20,679 INFO L158 Benchmark]: Boogie Procedure Inliner took 183.07ms. Allocated memory is still 100.7MB. Free memory was 50.8MB in the beginning and 44.1MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-20 06:20:20,680 INFO L158 Benchmark]: Boogie Preprocessor took 165.31ms. Allocated memory is still 100.7MB. Free memory was 44.1MB in the beginning and 37.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-20 06:20:20,681 INFO L158 Benchmark]: RCFGBuilder took 3664.26ms. Allocated memory was 100.7MB in the beginning and 153.1MB in the end (delta: 52.4MB). Free memory was 37.8MB in the beginning and 57.2MB in the end (delta: -19.3MB). Peak memory consumption was 63.3MB. Max. memory is 16.1GB. [2021-11-20 06:20:20,682 INFO L158 Benchmark]: TraceAbstraction took 51382.86ms. Allocated memory was 153.1MB in the beginning and 285.2MB in the end (delta: 132.1MB). Free memory was 56.1MB in the beginning and 166.6MB in the end (delta: -110.4MB). Peak memory consumption was 92.8MB. Max. memory is 16.1GB. [2021-11-20 06:20:20,682 INFO L158 Benchmark]: Witness Printer took 5.42ms. Allocated memory is still 285.2MB. Free memory is still 166.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:20:20,685 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 81.8MB. Free memory is still 60.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1934.63ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 53.4MB in the beginning and 50.8MB in the end (delta: 2.6MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 183.07ms. Allocated memory is still 100.7MB. Free memory was 50.8MB in the beginning and 44.1MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 165.31ms. Allocated memory is still 100.7MB. Free memory was 44.1MB in the beginning and 37.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3664.26ms. Allocated memory was 100.7MB in the beginning and 153.1MB in the end (delta: 52.4MB). Free memory was 37.8MB in the beginning and 57.2MB in the end (delta: -19.3MB). Peak memory consumption was 63.3MB. Max. memory is 16.1GB. * TraceAbstraction took 51382.86ms. Allocated memory was 153.1MB in the beginning and 285.2MB in the end (delta: 132.1MB). Free memory was 56.1MB in the beginning and 166.6MB in the end (delta: -110.4MB). Peak memory consumption was 92.8MB. Max. memory is 16.1GB. * Witness Printer took 5.42ms. Allocated memory is still 285.2MB. Free memory is still 166.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 5639]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 5861. Possible FailurePath: [L5662] int LDV_IN_INTERRUPT = 1; [L5663] int ldv_state_variable_2 ; [L5664] struct usbnet *genelink_info_group0 ; [L5665] int ref_cnt ; [L5666] int ldv_state_variable_1 ; [L5667] int usb_counter ; [L5668] struct usb_interface *gl620a_driver_group1 ; [L5669] int ldv_state_variable_0 ; [L5670] struct sk_buff *genelink_info_group1 ; [L5860-L5862] static struct driver_info const genelink_info = {(char *)"Genesys GeneLink", 4114, & genelink_bind, 0, 0, 0, 0, 0, 0, 0, & genelink_rx_fixup, & genelink_tx_fixup, 0, 0, 1, 2, 0UL}; [L5863-L5865] static struct usb_device_id const products[2U] = { {3U, 1507U, 1282U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned long )(& genelink_info)}}; [L5866] struct usb_device_id const __mod_usb__products_device_table ; [L5867-L5876] static struct usb_driver gl620a_driver = {"gl620a", & usbnet_probe, & usbnet_disconnect, 0, & usbnet_suspend, & usbnet_resume, 0, 0, 0, (struct usb_device_id const *)(& products), {{{{{{0U}}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}, {0, 0}}, {{0, 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}, (unsigned char)0, (unsigned char)0, 1U, (unsigned char)0}; [L5893] int ldv_retval_2 ; [L5894] int ldv_retval_5 ; [L5895] int ldv_retval_0 ; [L5896] int ldv_retval_4 ; [L5899] int ldv_retval_1 ; [L5901] int ldv_retval_3 ; [L6187] Element set_impl[15] ; [L6188] int last_index = 0; [L6322] Set LDV_SKBS ; VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5925] struct usb_device_id *ldvarg1 ; [L5926] void *tmp ; [L5927] pm_message_t ldvarg0 ; [L5928] struct usb_interface *ldvarg3 ; [L5929] void *tmp___0 ; [L5930] gfp_t ldvarg2 ; [L5931] int tmp___1 ; [L5932] int tmp___2 ; [L5933] int tmp___3 ; [L5934] int tmp___4 ; VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={26:0}, ldvarg2={27:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5936] CALL, EXPR ldv_zalloc(32UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5604] void *p ; [L5605] void *tmp ; [L5606] int tmp___0 ; [L5608] tmp___0 = __VERIFIER_nondet_int() [L5609] COND TRUE tmp___0 != 0 [L5610] return ((void *)0); VAL [\old(size)=32, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, size=32, tmp___0=1, usb_counter=0] [L5936] RET, EXPR ldv_zalloc(32UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_zalloc(32UL)={0:0}, ldvarg0={26:0}, ldvarg2={27:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5936] tmp = ldv_zalloc(32UL) [L5937] ldvarg1 = (struct usb_device_id *)tmp VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={26:0}, ldvarg1={0:0}, ldvarg2={27:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, usb_counter=0] [L5938] CALL, EXPR ldv_zalloc(1560UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5604] void *p ; [L5605] void *tmp ; [L5606] int tmp___0 ; [L5608] tmp___0 = __VERIFIER_nondet_int() [L5609] COND TRUE tmp___0 != 0 [L5610] return ((void *)0); VAL [\old(size)=1560, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, size=1560, tmp___0=1, usb_counter=0] [L5938] RET, EXPR ldv_zalloc(1560UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_zalloc(1560UL)={0:0}, ldvarg0={26:0}, ldvarg1={0:0}, ldvarg2={27:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, usb_counter=0] [L5938] tmp___0 = ldv_zalloc(1560UL) [L5939] ldvarg3 = (struct usb_interface *)tmp___0 [L5940] CALL ldv_initialize() [L6341] CALL ldv_set_init(LDV_SKBS) [L6193] set = set_impl [L6194] last_index = 0 VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set={24:0}, set={0:0}, set_impl={24:0}, usb_counter=0] [L6341] RET ldv_set_init(LDV_SKBS) [L5940] RET ldv_initialize() [L5941] FCALL memset((void *)(& ldvarg0), 0, 4UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={26:0}, ldvarg1={0:0}, ldvarg2={27:0}, ldvarg3={0:0}, memset((void *)(& ldvarg0), 0, 4UL)={26:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, usb_counter=0] [L5942] FCALL memset((void *)(& ldvarg2), 0, 4UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={26:0}, ldvarg1={0:0}, ldvarg2={27:0}, ldvarg3={0:0}, memset((void *)(& ldvarg2), 0, 4UL)={27:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, usb_counter=0] [L5943] ldv_state_variable_1 = 0 [L5944] ref_cnt = 0 [L5945] ldv_state_variable_0 = 1 [L5946] ldv_state_variable_2 = 0 VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={26:0}, ldvarg1={0:0}, ldvarg2={27:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, usb_counter=0] [L5948] tmp___1 = __VERIFIER_nondet_int() [L5950] case 0: [L6016] case 1: VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={26:0}, ldvarg1={0:0}, ldvarg2={27:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=1, usb_counter=0] [L6017] COND TRUE ldv_state_variable_0 != 0 [L6018] tmp___3 = __VERIFIER_nondet_int() [L6020] case 0: [L6028] case 1: VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={26:0}, ldvarg1={0:0}, ldvarg2={27:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=1, tmp___3=1, usb_counter=0] [L6029] COND TRUE ldv_state_variable_0 == 1 [L6030] CALL, EXPR gl620a_driver_init() [L5879] int tmp ; [L5881] CALL, EXPR ldv_usb_register_driver_13(& gl620a_driver, & __this_module, "gl620a") [L6167] ldv_func_ret_type ldv_func_res ; [L6168] int tmp ; [L6170] CALL, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L6436] return __VERIFIER_nondet_int(); [L6170] RET, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L6170] tmp = usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L6171] ldv_func_res = tmp [L6172] ldv_state_variable_1 = 1 [L6173] usb_counter = 0 [L6174] CALL ldv_usb_driver_1() [L5916] void *tmp ; VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5918] CALL, EXPR ldv_zalloc(1560UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5604] void *p ; [L5605] void *tmp ; [L5606] int tmp___0 ; [L5608] tmp___0 = __VERIFIER_nondet_int() [L5609] COND TRUE tmp___0 != 0 [L5610] return ((void *)0); VAL [\old(size)=1560, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, size=1560, tmp___0=1, usb_counter=0] [L5918] RET, EXPR ldv_zalloc(1560UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_zalloc(1560UL)={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5918] tmp = ldv_zalloc(1560UL) [L5919] gl620a_driver_group1 = (struct usb_interface *)tmp VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, usb_counter=0] [L6174] RET ldv_usb_driver_1() [L6175] return (ldv_func_res); VAL [\result=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, ldv_func_arg1={23:0}, ldv_func_arg1={23:0}, ldv_func_arg2={4294967304:4294967313}, ldv_func_arg2={4294967304:4294967313}, ldv_func_arg3={20:0}, ldv_func_arg3={20:0}, ldv_func_res=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp=0, usb_counter=0] [L5881] RET, EXPR ldv_usb_register_driver_13(& gl620a_driver, & __this_module, "gl620a") [L5881] tmp = ldv_usb_register_driver_13(& gl620a_driver, & __this_module, "gl620a") [L5882] return (tmp); VAL [\result=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp=0, usb_counter=0] [L6030] RET, EXPR gl620a_driver_init() [L6030] ldv_retval_4 = gl620a_driver_init() [L6031] COND TRUE ldv_retval_4 == 0 [L6032] ldv_state_variable_0 = 3 [L6033] ldv_state_variable_2 = 1 [L6034] CALL ldv_initialize_driver_info_2() [L5904] void *tmp ; [L5905] void *tmp___0 ; VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5907] CALL, EXPR ldv_zalloc(1472UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5604] void *p ; [L5605] void *tmp ; [L5606] int tmp___0 ; [L5608] tmp___0 = __VERIFIER_nondet_int() [L5609] COND TRUE tmp___0 != 0 [L5610] return ((void *)0); VAL [\old(size)=1472, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, size=1472, tmp___0=1, usb_counter=0] [L5907] RET, EXPR ldv_zalloc(1472UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_zalloc(1472UL)={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5907] tmp = ldv_zalloc(1472UL) [L5908] genelink_info_group0 = (struct usbnet *)tmp VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, usb_counter=0] [L5909] CALL, EXPR ldv_zalloc(232UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5604] void *p ; [L5605] void *tmp ; [L5606] int tmp___0 ; [L5608] tmp___0 = __VERIFIER_nondet_int() [L5609] COND TRUE tmp___0 != 0 [L5610] return ((void *)0); VAL [\old(size)=232, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, size=232, tmp___0=1, usb_counter=0] [L5909] RET, EXPR ldv_zalloc(232UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_zalloc(232UL)={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, usb_counter=0] [L5909] tmp___0 = ldv_zalloc(232UL) [L5910] genelink_info_group1 = (struct sk_buff *)tmp___0 VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, usb_counter=0] [L6034] RET ldv_initialize_driver_info_2() [L6037] COND FALSE !(ldv_retval_4 != 0) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={26:0}, ldvarg1={0:0}, ldvarg2={27:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=1, tmp___3=1, usb_counter=0] [L5948] tmp___1 = __VERIFIER_nondet_int() [L5950] case 0: [L6016] case 1: [L6052] case 2: VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={26:0}, ldvarg1={0:0}, ldvarg2={27:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=2, tmp___3=1, usb_counter=0] [L6053] COND TRUE ldv_state_variable_2 != 0 [L6054] tmp___4 = __VERIFIER_nondet_int() [L6056] case 0: VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={26:0}, ldvarg1={0:0}, ldvarg2={27:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=2, tmp___3=1, tmp___4=0, usb_counter=0] [L6057] COND TRUE ldv_state_variable_2 == 1 VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={26:0}, ldvarg1={0:0}, ldvarg2={27:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=2, tmp___3=1, tmp___4=0, usb_counter=0] [L6058] CALL genelink_rx_fixup(genelink_info_group0, genelink_info_group1) VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5700] struct gl_header *header ; [L5701] struct gl_packet *packet ; [L5702] struct sk_buff *gl_skb ; [L5703] u32 size ; [L5704] u32 count ; [L5705] struct _ddebug descriptor ; [L5706] long tmp ; [L5707] struct _ddebug descriptor___0 ; [L5708] long tmp___0 ; [L5709] size_t __len ; [L5710] void *__ret ; [L5711] unsigned char *tmp___2 ; [L5712] struct _ddebug descriptor___1 ; [L5713] long tmp___3 ; [L5715] EXPR skb->len [L5715] EXPR dev->net [L5715] EXPR (dev->net)->hard_header_len VAL [(dev->net)->hard_header_len=0, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, descriptor={29:0}, descriptor___0={30:0}, descriptor___1={25:0}, dev={0:0}, dev={0:0}, dev->net={4294967335:-2}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, skb={0:0}, skb={0:0}, skb->len=0, usb_counter=0] [L5715] COND FALSE !(skb->len < (unsigned int )(dev->net)->hard_header_len) [L5719] EXPR skb->data [L5719] header = (struct gl_header *)skb->data [L5720] EXPR header->packet_count [L5720] count = header->packet_count [L5721] COND FALSE !(count > 32U) [L5737] packet = & header->packets VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, count=2, descriptor={29:0}, descriptor___0={30:0}, descriptor___1={25:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, header={4294967319:-8}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={4294967319:-4}, products={22:0}, ref_cnt=0, set_impl={24:0}, skb={0:0}, skb={0:0}, usb_counter=0] [L5738] CALL skb_pull(skb, 4U) VAL [\old(arg1)=null, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, arg0={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6421] CALL, EXPR ldv_malloc(sizeof(unsigned char)) VAL [\old(last_index)=0, \old(size)=1, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5587] void *p ; [L5588] void *tmp ; [L5589] int tmp___0 ; [L5591] tmp___0 = __VERIFIER_nondet_int() [L5592] COND TRUE tmp___0 != 0 [L5593] return ((void *)0); VAL [\old(last_index)=0, \old(size)=1, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, size=1, tmp___0=-3, usb_counter=0] [L6421] RET, EXPR ldv_malloc(sizeof(unsigned char)) VAL [\old(arg1)=null, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, arg0={0:0}, arg0={0:0}, arg1=null, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(unsigned char))={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6421] return ldv_malloc(sizeof(unsigned char)); [L5738] RET skb_pull(skb, 4U) VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, count=2, descriptor={29:0}, descriptor___0={30:0}, descriptor___1={25:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, header={4294967319:-8}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={4294967319:-4}, products={22:0}, ref_cnt=0, set_impl={24:0}, skb={0:0}, skb={0:0}, skb_pull(skb, 4U)={0:0}, usb_counter=0] [L5771] COND TRUE count > 1U VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, count=2, descriptor={29:0}, descriptor___0={30:0}, descriptor___1={25:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, header={4294967319:-8}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={4294967319:-4}, products={22:0}, ref_cnt=0, set_impl={24:0}, skb={0:0}, skb={0:0}, usb_counter=0] [L5741] EXPR packet->packet_length [L5741] size = packet->packet_length [L5742] COND FALSE !(size > 1514U) [L5758] CALL, EXPR ldv_alloc_skb_12(size, 32U) [L6153] struct sk_buff *tmp ; VAL [\old(last_index)=0, \old(priority)=32, \old(size)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, priority=32, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, usb_counter=0] [L6155] CALL, EXPR ldv_skb_alloc() VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6325] void *skb ; [L6326] void *tmp___7 ; VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6328] CALL, EXPR ldv_zalloc(sizeof(struct sk_buff___0 )) VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5604] void *p ; [L5605] void *tmp ; [L5606] int tmp___0 ; [L5608] tmp___0 = __VERIFIER_nondet_int() [L5609] COND FALSE !(tmp___0 != 0) [L5612] EXPR, FCALL calloc(1UL, size) [L5612] tmp = calloc(1UL, size) [L5613] p = tmp VAL [\old(last_index)=0, \old(size)=248, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, calloc(1UL, size)={-18446744073709551617:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-18446744073709551617:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=248, tmp={-18446744073709551617:0}, tmp___0=0, usb_counter=0] [L5614] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5583] COND FALSE !(!cond) VAL [\old(cond)=1, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, cond=1, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5614] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(last_index)=0, \old(size)=248, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, calloc(1UL, size)={-18446744073709551617:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-18446744073709551617:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=248, tmp={-18446744073709551617:0}, tmp___0=0, usb_counter=0] [L5615] return (p); VAL [\old(last_index)=0, \old(size)=248, \result={-18446744073709551617:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, calloc(1UL, size)={-18446744073709551617:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-18446744073709551617:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=248, tmp={-18446744073709551617:0}, tmp___0=0, usb_counter=0] [L6328] RET, EXPR ldv_zalloc(sizeof(struct sk_buff___0 )) VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_zalloc(sizeof(struct sk_buff___0 ))={-18446744073709551617:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6328] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L6329] skb = (struct sk_buff___0 *)tmp___7 VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, skb={-18446744073709551617:0}, tmp___7={-18446744073709551617:0}, usb_counter=0] [L6330] COND FALSE !(! skb) [L6333] CALL ldv_set_add(LDV_SKBS, skb) [L6201] int i ; [L6203] i = 0 VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, e={-18446744073709551617:0}, e={-18446744073709551617:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={24:0}, usb_counter=0] [L6204] COND TRUE 1 VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, e={-18446744073709551617:0}, e={-18446744073709551617:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={24:0}, usb_counter=0] [L6205] COND FALSE !(i < last_index) VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, e={-18446744073709551617:0}, e={-18446744073709551617:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={24:0}, usb_counter=0] [L6215] COND TRUE last_index < 15 [L6216] set_impl[last_index] = e [L6217] last_index = last_index + 1 VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, e={-18446744073709551617:0}, e={-18446744073709551617:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, i=0, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={24:0}, usb_counter=0] [L6333] RET ldv_set_add(LDV_SKBS, skb) [L6334] return (skb); VAL [\old(last_index)=0, \result={-18446744073709551617:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, skb={-18446744073709551617:0}, tmp___7={-18446744073709551617:0}, usb_counter=0] [L6155] RET, EXPR ldv_skb_alloc() VAL [\old(last_index)=0, \old(priority)=32, \old(size)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_skb_alloc()={-18446744073709551617:0}, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, priority=32, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, usb_counter=0] [L6155] tmp = ldv_skb_alloc() [L6156] COND TRUE \read(*tmp) VAL [\old(last_index)=0, \old(priority)=32, \old(size)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, priority=32, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, tmp={-18446744073709551617:0}, usb_counter=0] [L6158] CALL, EXPR ldv_malloc(size) VAL [\old(last_index)=0, \old(size)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5587] void *p ; [L5588] void *tmp ; [L5589] int tmp___0 ; [L5591] tmp___0 = __VERIFIER_nondet_int() [L5592] COND TRUE tmp___0 != 0 [L5593] return ((void *)0); VAL [\old(last_index)=0, \old(size)=0, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, tmp___0=-5, usb_counter=0] [L6158] RET, EXPR ldv_malloc(size) VAL [\old(last_index)=0, \old(priority)=32, \old(size)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_malloc(size)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, priority=32, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, tmp={-18446744073709551617:0}, usb_counter=0] [L6158] tmp->head = ldv_malloc(size) [L6159] EXPR tmp->head [L6159] tmp->data = tmp->head [L6161] return (tmp); VAL [\old(last_index)=0, \old(priority)=32, \old(size)=0, \result={-18446744073709551617:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, priority=32, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, tmp={-18446744073709551617:0}, usb_counter=0] [L5758] RET, EXPR ldv_alloc_skb_12(size, 32U) [L5758] gl_skb = ldv_alloc_skb_12(size, 32U) [L5759] COND TRUE (unsigned long )gl_skb != (unsigned long )((struct sk_buff *)0) [L5760] __len = (size_t )size VAL [\old(last_index)=0, __len=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, count=2, descriptor={29:0}, descriptor___0={30:0}, descriptor___1={25:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, gl_skb={-18446744073709551617:0}, header={4294967319:-8}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={4294967319:-4}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, skb={0:0}, skb={0:0}, usb_counter=0] [L5761] CALL, EXPR skb_put(gl_skb, size) VAL [\old(arg1)=null, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, arg0={-18446744073709551617:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6427] EXPR arg0->data [L6427] EXPR arg0->tail [L6427] unsigned char *ret_val = arg0->data + arg0->tail; [L6428] EXPR arg0->tail [L6428] arg0->tail += arg1 [L6429] return ret_val; VAL [\old(arg1)=null, \old(last_index)=0, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, arg0={-18446744073709551617:0}, arg0={-18446744073709551617:0}, arg1=null, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, ret_val={0:0}, set_impl={24:0}, usb_counter=0] [L5761] RET, EXPR skb_put(gl_skb, size) VAL [\old(last_index)=0, __len=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, count=2, descriptor={29:0}, descriptor___0={30:0}, descriptor___1={25:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, gl_skb={-18446744073709551617:0}, header={4294967319:-8}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={4294967319:-4}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, skb={0:0}, skb={0:0}, skb_put(gl_skb, size)={0:0}, usb_counter=0] [L5761] tmp___2 = skb_put(gl_skb, size) [L5762-L5763] EXPR, FCALL memcpy((void *)tmp___2, (void const *)(& packet->packet_data), __len) [L5762-L5763] __ret = memcpy((void *)tmp___2, (void const *)(& packet->packet_data), __len) [L5764] FCALL usbnet_skb_return(dev, gl_skb) [L5767] packet = (struct gl_packet *)(& packet->packet_data) + (unsigned long )size [L5768] count = count - 1U VAL [\old(last_index)=0, __len=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __ret={0:0}, __this_module={4294967304:4294967313}, count=1, descriptor={29:0}, descriptor___0={30:0}, descriptor___1={25:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, gl_skb={-18446744073709551617:0}, header={4294967319:-8}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={4294967319:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, skb={0:0}, skb={0:0}, tmp___2={0:0}, usb_counter=0] [L5769] CALL skb_pull(skb, size + 4U) VAL [\old(arg1)=null, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, arg0={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6421] CALL, EXPR ldv_malloc(sizeof(unsigned char)) VAL [\old(last_index)=0, \old(size)=1, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5587] void *p ; [L5588] void *tmp ; [L5589] int tmp___0 ; [L5591] tmp___0 = __VERIFIER_nondet_int() [L5592] COND TRUE tmp___0 != 0 [L5593] return ((void *)0); VAL [\old(last_index)=0, \old(size)=1, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, size=1, tmp___0=-7, usb_counter=0] [L6421] RET, EXPR ldv_malloc(sizeof(unsigned char)) VAL [\old(arg1)=null, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, arg0={0:0}, arg0={0:0}, arg1=null, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(unsigned char))={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6421] return ldv_malloc(sizeof(unsigned char)); [L5769] RET skb_pull(skb, size + 4U) VAL [\old(last_index)=0, __len=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __ret={0:0}, __this_module={4294967304:4294967313}, count=1, descriptor={29:0}, descriptor___0={30:0}, descriptor___1={25:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, gl_skb={-18446744073709551617:0}, header={4294967319:-8}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={4294967319:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, skb={0:0}, skb={0:0}, skb_pull(skb, size + 4U)={0:0}, tmp___2={0:0}, usb_counter=0] [L5771] COND FALSE !(count > 1U) VAL [\old(last_index)=0, __len=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __ret={0:0}, __this_module={4294967304:4294967313}, count=1, descriptor={29:0}, descriptor___0={30:0}, descriptor___1={25:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, gl_skb={-18446744073709551617:0}, header={4294967319:-8}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={4294967319:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, skb={0:0}, skb={0:0}, tmp___2={0:0}, usb_counter=0] [L5775] CALL skb_pull(skb, 4U) VAL [\old(arg1)=null, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, arg0={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6421] CALL, EXPR ldv_malloc(sizeof(unsigned char)) VAL [\old(last_index)=0, \old(size)=1, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5587] void *p ; [L5588] void *tmp ; [L5589] int tmp___0 ; [L5591] tmp___0 = __VERIFIER_nondet_int() [L5592] COND TRUE tmp___0 != 0 [L5593] return ((void *)0); VAL [\old(last_index)=0, \old(size)=1, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, size=1, tmp___0=-9, usb_counter=0] [L6421] RET, EXPR ldv_malloc(sizeof(unsigned char)) VAL [\old(arg1)=null, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, arg0={0:0}, arg0={0:0}, arg1=null, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(unsigned char))={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6421] return ldv_malloc(sizeof(unsigned char)); [L5775] RET skb_pull(skb, 4U) VAL [\old(last_index)=0, __len=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __ret={0:0}, __this_module={4294967304:4294967313}, count=1, descriptor={29:0}, descriptor___0={30:0}, descriptor___1={25:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, gl_skb={-18446744073709551617:0}, header={4294967319:-8}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={4294967319:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, skb={0:0}, skb={0:0}, skb_pull(skb, 4U)={0:0}, tmp___2={0:0}, usb_counter=0] [L5776] EXPR skb->len VAL [\old(last_index)=0, __len=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __ret={0:0}, __this_module={4294967304:4294967313}, count=1, descriptor={29:0}, descriptor___0={30:0}, descriptor___1={25:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, gl_skb={-18446744073709551617:0}, header={4294967319:-8}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={4294967319:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, skb={0:0}, skb={0:0}, skb->len=0, tmp___2={0:0}, usb_counter=0] [L5776] COND FALSE !(skb->len > 1514U) [L5792] return (1); [L5792] return (1); [L5792] return (1); [L5792] return (1); VAL [\old(last_index)=0, \result=1, __len=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __ret={0:0}, __this_module={4294967304:4294967313}, count=1, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, gl_skb={-18446744073709551617:0}, header={4294967319:-8}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={4294967319:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, skb={0:0}, skb={0:0}, tmp___2={0:0}, usb_counter=0] [L6058] RET genelink_rx_fixup(genelink_info_group0, genelink_info_group1) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, genelink_rx_fixup(genelink_info_group0, genelink_info_group1)=1, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={26:0}, ldvarg1={0:0}, ldvarg2={27:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=2, tmp___3=1, tmp___4=0, usb_counter=0] [L6059] ldv_state_variable_2 = 1 VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={26:0}, ldvarg1={0:0}, ldvarg2={27:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=2, tmp___3=1, tmp___4=0, usb_counter=0] [L6062] COND FALSE !(ldv_state_variable_2 == 2) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={26:0}, ldvarg1={0:0}, ldvarg2={27:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=2, tmp___3=1, tmp___4=0, usb_counter=0] [L5948] tmp___1 = __VERIFIER_nondet_int() [L5950] case 0: [L6016] case 1: VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={26:0}, ldvarg1={0:0}, ldvarg2={27:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=1, tmp___3=1, tmp___4=0, usb_counter=0] [L6017] COND TRUE ldv_state_variable_0 != 0 [L6018] tmp___3 = __VERIFIER_nondet_int() [L6020] case 0: VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={26:0}, ldvarg1={0:0}, ldvarg2={27:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=1, tmp___3=0, tmp___4=0, usb_counter=0] [L6021] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L6022] CALL gl620a_driver_exit() [L5888] CALL ldv_usb_deregister_14(& gl620a_driver) [L6181] FCALL usb_deregister(arg) [L6182] ldv_state_variable_1 = 0 VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, arg={23:0}, arg={23:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5888] RET ldv_usb_deregister_14(& gl620a_driver) [L6022] RET gl620a_driver_exit() [L6023] ldv_state_variable_0 = 2 VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, ldvarg0={26:0}, ldvarg1={0:0}, ldvarg2={27:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=1, tmp___3=0, tmp___4=0, usb_counter=0] [L6112] CALL ldv_check_final_state() [L6392] int tmp___7 ; [L6394] CALL, EXPR ldv_set_is_empty(LDV_SKBS) [L6283] return (last_index == 0); VAL [\result=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={24:0}, usb_counter=0] [L6394] RET, EXPR ldv_set_is_empty(LDV_SKBS) [L6394] tmp___7 = ldv_set_is_empty(LDV_SKBS) [L6395] COND FALSE !(\read(tmp___7)) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp___7=0, usb_counter=0] [L6397] CALL ldv_error() VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5639] reach_error() VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={4294967304:4294967313}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 15 procedures, 240 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 50.9s, OverallIterations: 10, TraceHistogramMax: 8, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 38.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 2967 SdHoareTripleChecker+Valid, 35.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2828 mSDsluCounter, 17468 SdHoareTripleChecker+Invalid, 33.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14384 mSDsCounter, 1157 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5466 IncrementalHoareTripleChecker+Invalid, 6624 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1157 mSolverCounterUnsat, 3084 mSDtfsCounter, 5466 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 964 GetRequests, 851 SyntacticMatches, 2 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1962occurred in iteration=9, InterpolantAutomatonStates: 86, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 9 MinimizatonAttempts, 2749 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 6.5s InterpolantComputationTime, 1792 NumberOfCodeBlocks, 1792 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1764 ConstructedInterpolants, 0 QuantifiedInterpolants, 3658 SizeOfPredicates, 2 NumberOfNonLiveVariables, 3833 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 8 PerfectInterpolantSequences, 1180/1200 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-20 06:20:20,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ef92dd0c18fa389aa454198685fbcc052698924a127f9f39b737e9548a23680b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:20:23,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:20:23,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:20:23,744 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:20:23,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:20:23,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:20:23,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:20:23,752 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:20:23,754 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:20:23,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:20:23,757 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:20:23,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:20:23,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:20:23,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:20:23,763 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:20:23,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:20:23,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:20:23,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:20:23,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:20:23,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:20:23,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:20:23,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:20:23,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:20:23,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:20:23,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:20:23,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:20:23,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:20:23,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:20:23,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:20:23,796 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:20:23,796 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:20:23,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:20:23,799 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:20:23,800 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:20:23,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:20:23,802 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:20:23,803 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:20:23,804 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:20:23,804 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:20:23,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:20:23,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:20:23,809 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-20 06:20:23,863 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:20:23,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:20:23,864 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:20:23,865 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:20:23,866 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:20:23,866 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:20:23,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:20:23,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:20:23,869 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:20:23,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:20:23,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:20:23,871 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 06:20:23,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:20:23,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 06:20:23,872 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 06:20:23,872 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 06:20:23,872 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 06:20:23,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:20:23,873 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:20:23,873 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 06:20:23,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:20:23,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:20:23,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:20:23,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:20:23,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:20:23,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:20:23,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 06:20:23,876 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 06:20:23,876 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 06:20:23,876 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 06:20:23,876 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 06:20:23,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 06:20:23,877 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:20:23,878 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 06:20:23,878 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef92dd0c18fa389aa454198685fbcc052698924a127f9f39b737e9548a23680b [2021-11-20 06:20:24,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:20:24,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:20:24,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:20:24,341 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:20:24,342 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:20:24,344 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i [2021-11-20 06:20:24,430 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/data/20b838787/ef50b8cfdd1d4c439ecb6bcef9e6f45b/FLAG7ea54e3cd [2021-11-20 06:20:25,521 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:20:25,522 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i [2021-11-20 06:20:25,585 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/data/20b838787/ef50b8cfdd1d4c439ecb6bcef9e6f45b/FLAG7ea54e3cd [2021-11-20 06:20:25,899 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/data/20b838787/ef50b8cfdd1d4c439ecb6bcef9e6f45b [2021-11-20 06:20:25,903 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:20:25,906 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:20:25,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:20:25,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:20:25,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:20:25,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:20:25" (1/1) ... [2021-11-20 06:20:25,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@277c9a2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:25, skipping insertion in model container [2021-11-20 06:20:25,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:20:25" (1/1) ... [2021-11-20 06:20:25,929 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:20:26,071 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:20:27,084 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i[160969,160982] [2021-11-20 06:20:27,326 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:20:27,367 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-20 06:20:27,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:20:27,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i[160969,160982] [2021-11-20 06:20:27,662 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:20:27,697 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:20:27,967 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i[160969,160982] [2021-11-20 06:20:28,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:20:28,182 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:20:28,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:28 WrapperNode [2021-11-20 06:20:28,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:20:28,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:20:28,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:20:28,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:20:28,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:28" (1/1) ... [2021-11-20 06:20:28,278 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:28" (1/1) ... [2021-11-20 06:20:28,396 INFO L137 Inliner]: procedures = 115, calls = 368, calls flagged for inlining = 41, calls inlined = 38, statements flattened = 932 [2021-11-20 06:20:28,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:20:28,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:20:28,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:20:28,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:20:28,413 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:28" (1/1) ... [2021-11-20 06:20:28,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:28" (1/1) ... [2021-11-20 06:20:28,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:28" (1/1) ... [2021-11-20 06:20:28,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:28" (1/1) ... [2021-11-20 06:20:28,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:28" (1/1) ... [2021-11-20 06:20:28,598 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:28" (1/1) ... [2021-11-20 06:20:28,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:28" (1/1) ... [2021-11-20 06:20:28,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:20:28,697 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:20:28,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:20:28,710 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:20:28,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:28" (1/1) ... [2021-11-20 06:20:28,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:20:28,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:20:28,753 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 06:20:28,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 06:20:28,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-20 06:20:28,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-20 06:20:28,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-20 06:20:28,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-20 06:20:28,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-20 06:20:28,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 06:20:28,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 06:20:28,823 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2021-11-20 06:20:28,823 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2021-11-20 06:20:28,824 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-20 06:20:28,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-20 06:20:28,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 06:20:28,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 06:20:28,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-20 06:20:28,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-20 06:20:28,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-20 06:20:28,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-20 06:20:28,825 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-11-20 06:20:28,825 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-11-20 06:20:28,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-20 06:20:28,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-20 06:20:28,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-20 06:20:28,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-20 06:20:28,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-20 06:20:28,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-20 06:20:28,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-20 06:20:28,827 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-20 06:20:28,827 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-20 06:20:28,827 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-20 06:20:28,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 06:20:28,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 06:20:28,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 06:20:28,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 06:20:28,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-20 06:20:28,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-20 06:20:28,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-20 06:20:28,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 06:20:28,830 INFO L130 BoogieDeclarations]: Found specification of procedure genelink_tx_fixup [2021-11-20 06:20:28,831 INFO L138 BoogieDeclarations]: Found implementation of procedure genelink_tx_fixup [2021-11-20 06:20:28,831 INFO L130 BoogieDeclarations]: Found specification of procedure genelink_rx_fixup [2021-11-20 06:20:28,831 INFO L138 BoogieDeclarations]: Found implementation of procedure genelink_rx_fixup [2021-11-20 06:20:28,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-20 06:20:28,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-20 06:20:28,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 06:20:28,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-20 06:20:28,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 06:20:28,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-20 06:20:28,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-20 06:20:28,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-20 06:20:28,834 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-20 06:20:28,835 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-20 06:20:28,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-20 06:20:28,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-20 06:20:28,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-20 06:20:28,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:20:28,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:20:29,356 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:20:29,372 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:20:29,630 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 06:20:40,360 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:20:40,373 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:20:40,373 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 06:20:40,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:20:40 BoogieIcfgContainer [2021-11-20 06:20:40,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:20:40,378 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 06:20:40,379 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 06:20:40,382 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 06:20:40,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 06:20:25" (1/3) ... [2021-11-20 06:20:40,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a20b5f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:20:40, skipping insertion in model container [2021-11-20 06:20:40,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:28" (2/3) ... [2021-11-20 06:20:40,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a20b5f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:20:40, skipping insertion in model container [2021-11-20 06:20:40,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:20:40" (3/3) ... [2021-11-20 06:20:40,387 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i [2021-11-20 06:20:40,393 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 06:20:40,394 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 06:20:40,456 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 06:20:40,465 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 06:20:40,465 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 06:20:40,493 INFO L276 IsEmpty]: Start isEmpty. Operand has 239 states, 188 states have (on average 1.398936170212766) internal successors, (263), 194 states have internal predecessors, (263), 36 states have call successors, (36), 14 states have call predecessors, (36), 13 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2021-11-20 06:20:40,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-20 06:20:40,511 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:20:40,512 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:20:40,513 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:20:40,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:20:40,528 INFO L85 PathProgramCache]: Analyzing trace with hash 721078938, now seen corresponding path program 1 times [2021-11-20 06:20:40,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 06:20:40,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [586457099] [2021-11-20 06:20:40,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:20:40,552 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 06:20:40,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat [2021-11-20 06:20:40,556 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 06:20:40,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-20 06:20:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:41,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-20 06:20:41,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:20:41,632 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-20 06:20:41,632 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 06:20:42,192 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-20 06:20:42,194 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 06:20:42,195 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [586457099] [2021-11-20 06:20:42,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [586457099] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-20 06:20:42,196 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 06:20:42,197 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2021-11-20 06:20:42,199 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909174568] [2021-11-20 06:20:42,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:20:42,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:20:42,208 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 06:20:42,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:20:42,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-20 06:20:42,263 INFO L87 Difference]: Start difference. First operand has 239 states, 188 states have (on average 1.398936170212766) internal successors, (263), 194 states have internal predecessors, (263), 36 states have call successors, (36), 14 states have call predecessors, (36), 13 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-20 06:20:42,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:20:42,550 INFO L93 Difference]: Finished difference Result 476 states and 682 transitions. [2021-11-20 06:20:42,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 06:20:42,556 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 42 [2021-11-20 06:20:42,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:20:42,582 INFO L225 Difference]: With dead ends: 476 [2021-11-20 06:20:42,584 INFO L226 Difference]: Without dead ends: 229 [2021-11-20 06:20:42,604 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2021-11-20 06:20:42,609 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 2 mSDsluCounter, 643 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 966 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 06:20:42,611 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 966 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 06:20:42,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2021-11-20 06:20:42,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 229. [2021-11-20 06:20:42,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 184 states have (on average 1.358695652173913) internal successors, (250), 184 states have internal predecessors, (250), 32 states have call successors, (32), 13 states have call predecessors, (32), 12 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2021-11-20 06:20:42,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 313 transitions. [2021-11-20 06:20:42,745 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 313 transitions. Word has length 42 [2021-11-20 06:20:42,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:20:42,747 INFO L470 AbstractCegarLoop]: Abstraction has 229 states and 313 transitions. [2021-11-20 06:20:42,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-20 06:20:42,747 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 313 transitions. [2021-11-20 06:20:42,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-20 06:20:42,760 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:20:42,761 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:20:42,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-20 06:20:42,974 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 [2021-11-20 06:20:42,974 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:20:42,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:20:42,976 INFO L85 PathProgramCache]: Analyzing trace with hash 1187275936, now seen corresponding path program 1 times [2021-11-20 06:20:42,977 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 06:20:42,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [378339672] [2021-11-20 06:20:42,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:20:42,978 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 06:20:42,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat [2021-11-20 06:20:42,982 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 06:20:43,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-20 06:20:43,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:43,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 06:20:43,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:20:43,941 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-20 06:20:43,941 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 06:20:44,565 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-20 06:20:44,565 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 06:20:44,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [378339672] [2021-11-20 06:20:44,566 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [378339672] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 06:20:44,566 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-20 06:20:44,566 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-11-20 06:20:44,567 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100052756] [2021-11-20 06:20:44,567 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-20 06:20:44,569 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-20 06:20:44,569 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 06:20:44,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-20 06:20:44,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-20 06:20:44,571 INFO L87 Difference]: Start difference. First operand 229 states and 313 transitions. Second operand has 8 states, 8 states have (on average 5.0) internal successors, (40), 8 states have internal predecessors, (40), 2 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-20 06:20:45,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:20:45,004 INFO L93 Difference]: Finished difference Result 456 states and 626 transitions. [2021-11-20 06:20:45,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 06:20:45,005 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.0) internal successors, (40), 8 states have internal predecessors, (40), 2 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 44 [2021-11-20 06:20:45,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:20:45,009 INFO L225 Difference]: With dead ends: 456 [2021-11-20 06:20:45,010 INFO L226 Difference]: Without dead ends: 232 [2021-11-20 06:20:45,011 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2021-11-20 06:20:45,013 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 9 mSDsluCounter, 926 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 1236 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-20 06:20:45,014 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 1236 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-20 06:20:45,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2021-11-20 06:20:45,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 232. [2021-11-20 06:20:45,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 187 states have (on average 1.3529411764705883) internal successors, (253), 187 states have internal predecessors, (253), 32 states have call successors, (32), 13 states have call predecessors, (32), 12 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2021-11-20 06:20:45,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 316 transitions. [2021-11-20 06:20:45,039 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 316 transitions. Word has length 44 [2021-11-20 06:20:45,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:20:45,040 INFO L470 AbstractCegarLoop]: Abstraction has 232 states and 316 transitions. [2021-11-20 06:20:45,040 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.0) internal successors, (40), 8 states have internal predecessors, (40), 2 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-20 06:20:45,041 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 316 transitions. [2021-11-20 06:20:45,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-20 06:20:45,043 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:20:45,044 INFO L514 BasicCegarLoop]: trace histogram [8, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:20:45,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-20 06:20:45,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 [2021-11-20 06:20:45,265 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:20:45,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:20:45,266 INFO L85 PathProgramCache]: Analyzing trace with hash -1706437862, now seen corresponding path program 2 times [2021-11-20 06:20:45,267 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 06:20:45,267 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1385435435] [2021-11-20 06:20:45,267 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 06:20:45,268 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 06:20:45,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat [2021-11-20 06:20:45,269 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 06:20:45,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-20 06:20:45,686 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 06:20:45,686 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 06:20:45,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 06:20:45,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:20:45,970 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-20 06:20:45,970 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 06:20:46,203 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-20 06:20:46,204 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 06:20:46,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1385435435] [2021-11-20 06:20:46,204 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1385435435] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 06:20:46,204 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:20:46,205 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-20 06:20:46,205 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688021340] [2021-11-20 06:20:46,205 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 06:20:46,206 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:20:46,206 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 06:20:46,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:20:46,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:20:46,208 INFO L87 Difference]: Start difference. First operand 232 states and 316 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-11-20 06:20:48,284 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:20:49,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:20:49,151 INFO L93 Difference]: Finished difference Result 825 states and 1142 transitions. [2021-11-20 06:20:49,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 06:20:49,153 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 50 [2021-11-20 06:20:49,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:20:49,159 INFO L225 Difference]: With dead ends: 825 [2021-11-20 06:20:49,159 INFO L226 Difference]: Without dead ends: 613 [2021-11-20 06:20:49,161 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:20:49,162 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 756 mSDsluCounter, 496 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 58 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 756 SdHoareTripleChecker+Valid, 863 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2021-11-20 06:20:49,163 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [756 Valid, 863 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 74 Invalid, 1 Unknown, 0 Unchecked, 2.9s Time] [2021-11-20 06:20:49,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 613 states. [2021-11-20 06:20:49,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 613 to 613. [2021-11-20 06:20:49,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 613 states, 498 states have (on average 1.3795180722891567) internal successors, (687), 498 states have internal predecessors, (687), 80 states have call successors, (80), 35 states have call predecessors, (80), 34 states have return successors, (79), 79 states have call predecessors, (79), 79 states have call successors, (79) [2021-11-20 06:20:49,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 846 transitions. [2021-11-20 06:20:49,263 INFO L78 Accepts]: Start accepts. Automaton has 613 states and 846 transitions. Word has length 50 [2021-11-20 06:20:49,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:20:49,264 INFO L470 AbstractCegarLoop]: Abstraction has 613 states and 846 transitions. [2021-11-20 06:20:49,264 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-11-20 06:20:49,264 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 846 transitions. [2021-11-20 06:20:49,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-20 06:20:49,271 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:20:49,271 INFO L514 BasicCegarLoop]: trace histogram [8, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:20:49,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-20 06:20:49,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 [2021-11-20 06:20:49,491 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:20:49,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:20:49,492 INFO L85 PathProgramCache]: Analyzing trace with hash 1850955474, now seen corresponding path program 1 times [2021-11-20 06:20:49,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 06:20:49,494 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [346960272] [2021-11-20 06:20:49,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:20:49,494 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 06:20:49,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat [2021-11-20 06:20:49,496 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 06:20:49,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-20 06:20:50,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:50,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 512 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 06:20:50,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:20:50,793 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-20 06:20:50,793 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 06:20:51,239 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-20 06:20:51,239 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 06:20:51,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [346960272] [2021-11-20 06:20:51,240 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [346960272] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 06:20:51,240 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:20:51,240 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-11-20 06:20:51,240 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400002007] [2021-11-20 06:20:51,240 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 06:20:51,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 06:20:51,241 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 06:20:51,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 06:20:51,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-20 06:20:51,242 INFO L87 Difference]: Start difference. First operand 613 states and 846 transitions. Second operand has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 7 states have internal predecessors, (43), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-20 06:20:51,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:20:51,765 INFO L93 Difference]: Finished difference Result 1796 states and 2506 transitions. [2021-11-20 06:20:51,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:20:51,766 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 7 states have internal predecessors, (43), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 60 [2021-11-20 06:20:51,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:20:51,780 INFO L225 Difference]: With dead ends: 1796 [2021-11-20 06:20:51,780 INFO L226 Difference]: Without dead ends: 1197 [2021-11-20 06:20:51,784 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-11-20 06:20:51,785 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 275 mSDsluCounter, 1664 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 SdHoareTripleChecker+Valid, 2008 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-20 06:20:51,786 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [275 Valid, 2008 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-20 06:20:51,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1197 states. [2021-11-20 06:20:51,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1197 to 1197. [2021-11-20 06:20:51,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1197 states, 974 states have (on average 1.3809034907597535) internal successors, (1345), 974 states have internal predecessors, (1345), 155 states have call successors, (155), 68 states have call predecessors, (155), 67 states have return successors, (163), 154 states have call predecessors, (163), 154 states have call successors, (163) [2021-11-20 06:20:51,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 1197 states and 1663 transitions. [2021-11-20 06:20:51,905 INFO L78 Accepts]: Start accepts. Automaton has 1197 states and 1663 transitions. Word has length 60 [2021-11-20 06:20:51,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:20:51,907 INFO L470 AbstractCegarLoop]: Abstraction has 1197 states and 1663 transitions. [2021-11-20 06:20:51,907 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 7 states have internal predecessors, (43), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-20 06:20:51,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1663 transitions. [2021-11-20 06:20:51,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-20 06:20:51,919 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:20:51,920 INFO L514 BasicCegarLoop]: trace histogram [8, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:20:51,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-20 06:20:52,120 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 [2021-11-20 06:20:52,120 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:20:52,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:20:52,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1982093192, now seen corresponding path program 1 times [2021-11-20 06:20:52,122 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 06:20:52,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [189111800] [2021-11-20 06:20:52,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:20:52,123 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 06:20:52,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat [2021-11-20 06:20:52,124 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 06:20:52,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-20 06:20:52,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:52,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 738 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 06:20:52,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:20:53,581 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-20 06:20:53,582 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 06:20:54,090 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-20 06:20:54,091 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 06:20:54,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [189111800] [2021-11-20 06:20:54,091 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [189111800] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 06:20:54,091 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:20:54,091 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-20 06:20:54,092 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116791439] [2021-11-20 06:20:54,092 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 06:20:54,093 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:20:54,093 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 06:20:54,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:20:54,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:20:54,094 INFO L87 Difference]: Start difference. First operand 1197 states and 1663 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-20 06:20:54,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:20:54,601 INFO L93 Difference]: Finished difference Result 2690 states and 3769 transitions. [2021-11-20 06:20:54,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:20:54,602 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 134 [2021-11-20 06:20:54,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:20:54,621 INFO L225 Difference]: With dead ends: 2690 [2021-11-20 06:20:54,621 INFO L226 Difference]: Without dead ends: 1513 [2021-11-20 06:20:54,628 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:20:54,629 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 111 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 598 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-20 06:20:54,629 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 598 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-20 06:20:54,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1513 states. [2021-11-20 06:20:54,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1513 to 1461. [2021-11-20 06:20:54,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1461 states, 1212 states have (on average 1.4034653465346534) internal successors, (1701), 1212 states have internal predecessors, (1701), 170 states have call successors, (170), 79 states have call predecessors, (170), 78 states have return successors, (178), 169 states have call predecessors, (178), 169 states have call successors, (178) [2021-11-20 06:20:54,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1461 states and 2049 transitions. [2021-11-20 06:20:54,773 INFO L78 Accepts]: Start accepts. Automaton has 1461 states and 2049 transitions. Word has length 134 [2021-11-20 06:20:54,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:20:54,775 INFO L470 AbstractCegarLoop]: Abstraction has 1461 states and 2049 transitions. [2021-11-20 06:20:54,776 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-20 06:20:54,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 2049 transitions. [2021-11-20 06:20:54,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-20 06:20:54,797 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:20:54,797 INFO L514 BasicCegarLoop]: trace histogram [8, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:20:54,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-20 06:20:55,023 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 [2021-11-20 06:20:55,023 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:20:55,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:20:55,024 INFO L85 PathProgramCache]: Analyzing trace with hash 888649648, now seen corresponding path program 1 times [2021-11-20 06:20:55,025 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 06:20:55,026 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [712085035] [2021-11-20 06:20:55,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:20:55,026 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 06:20:55,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat [2021-11-20 06:20:55,028 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 06:20:55,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-20 06:20:55,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:20:55,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 800 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 06:20:55,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:20:56,687 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-20 06:20:56,687 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 06:20:57,352 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2021-11-20 06:20:57,352 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 06:20:57,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [712085035] [2021-11-20 06:20:57,353 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [712085035] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 06:20:57,353 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:20:57,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-20 06:20:57,353 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141585227] [2021-11-20 06:20:57,353 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 06:20:57,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:20:57,354 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 06:20:57,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:20:57,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:20:57,355 INFO L87 Difference]: Start difference. First operand 1461 states and 2049 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2021-11-20 06:20:59,436 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:20:59,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:20:59,879 INFO L93 Difference]: Finished difference Result 3948 states and 5535 transitions. [2021-11-20 06:20:59,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:20:59,882 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 156 [2021-11-20 06:20:59,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:20:59,908 INFO L225 Difference]: With dead ends: 3948 [2021-11-20 06:20:59,909 INFO L226 Difference]: Without dead ends: 2518 [2021-11-20 06:20:59,916 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 309 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:20:59,919 INFO L933 BasicCegarLoop]: 410 mSDtfsCounter, 257 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 678 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-11-20 06:20:59,920 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [257 Valid, 678 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2021-11-20 06:20:59,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2518 states. [2021-11-20 06:21:00,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2518 to 2509. [2021-11-20 06:21:00,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2509 states, 2090 states have (on average 1.38755980861244) internal successors, (2900), 2090 states have internal predecessors, (2900), 280 states have call successors, (280), 139 states have call predecessors, (280), 138 states have return successors, (291), 279 states have call predecessors, (291), 279 states have call successors, (291) [2021-11-20 06:21:00,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 2509 states and 3471 transitions. [2021-11-20 06:21:00,095 INFO L78 Accepts]: Start accepts. Automaton has 2509 states and 3471 transitions. Word has length 156 [2021-11-20 06:21:00,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:21:00,097 INFO L470 AbstractCegarLoop]: Abstraction has 2509 states and 3471 transitions. [2021-11-20 06:21:00,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2021-11-20 06:21:00,098 INFO L276 IsEmpty]: Start isEmpty. Operand 2509 states and 3471 transitions. [2021-11-20 06:21:00,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-20 06:21:00,108 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:21:00,108 INFO L514 BasicCegarLoop]: trace histogram [8, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:21:00,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-20 06:21:00,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 [2021-11-20 06:21:00,335 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:21:00,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:21:00,335 INFO L85 PathProgramCache]: Analyzing trace with hash 685653102, now seen corresponding path program 1 times [2021-11-20 06:21:00,336 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 06:21:00,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1055830167] [2021-11-20 06:21:00,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:21:00,337 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 06:21:00,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat [2021-11-20 06:21:00,338 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 06:21:00,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-20 06:21:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:21:01,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 800 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-20 06:21:01,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:21:01,760 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-20 06:21:01,760 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 06:21:02,849 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-20 06:21:02,849 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 06:21:02,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1055830167] [2021-11-20 06:21:02,849 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1055830167] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 06:21:02,849 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:21:02,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-20 06:21:02,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566325826] [2021-11-20 06:21:02,850 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 06:21:02,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 06:21:02,855 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 06:21:02,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 06:21:02,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:21:02,858 INFO L87 Difference]: Start difference. First operand 2509 states and 3471 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-20 06:21:03,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:21:03,137 INFO L93 Difference]: Finished difference Result 5065 states and 7042 transitions. [2021-11-20 06:21:03,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:21:03,139 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) Word has length 156 [2021-11-20 06:21:03,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:21:03,162 INFO L225 Difference]: With dead ends: 5065 [2021-11-20 06:21:03,163 INFO L226 Difference]: Without dead ends: 2587 [2021-11-20 06:21:03,173 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 307 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:21:03,174 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 2 mSDsluCounter, 925 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1235 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 06:21:03,180 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 1235 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 06:21:03,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2587 states. [2021-11-20 06:21:03,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2587 to 2569. [2021-11-20 06:21:03,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2132 states have (on average 1.3799249530956847) internal successors, (2942), 2138 states have internal predecessors, (2942), 280 states have call successors, (280), 139 states have call predecessors, (280), 156 states have return successors, (317), 291 states have call predecessors, (317), 279 states have call successors, (317) [2021-11-20 06:21:03,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 3539 transitions. [2021-11-20 06:21:03,369 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 3539 transitions. Word has length 156 [2021-11-20 06:21:03,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:21:03,370 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 3539 transitions. [2021-11-20 06:21:03,371 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-20 06:21:03,371 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 3539 transitions. [2021-11-20 06:21:03,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-20 06:21:03,382 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:21:03,382 INFO L514 BasicCegarLoop]: trace histogram [8, 6, 6, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:21:03,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (8)] Ended with exit code 0 [2021-11-20 06:21:03,604 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 [2021-11-20 06:21:03,604 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:21:03,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:21:03,605 INFO L85 PathProgramCache]: Analyzing trace with hash -1189811930, now seen corresponding path program 1 times [2021-11-20 06:21:03,608 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 06:21:03,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [637435719] [2021-11-20 06:21:03,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:21:03,608 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 06:21:03,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat [2021-11-20 06:21:03,610 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 06:21:03,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-20 06:21:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:21:04,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 823 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-20 06:21:04,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:21:05,411 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-20 06:21:05,411 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 06:21:07,039 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-20 06:21:07,039 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 06:21:07,040 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [637435719] [2021-11-20 06:21:07,040 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [637435719] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 06:21:07,040 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:21:07,040 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 10] imperfect sequences [] total 10 [2021-11-20 06:21:07,040 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58294649] [2021-11-20 06:21:07,040 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 06:21:07,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-20 06:21:07,041 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 06:21:07,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-20 06:21:07,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-11-20 06:21:07,042 INFO L87 Difference]: Start difference. First operand 2569 states and 3539 transitions. Second operand has 10 states, 10 states have (on average 9.7) internal successors, (97), 8 states have internal predecessors, (97), 3 states have call successors, (19), 2 states have call predecessors, (19), 4 states have return successors, (18), 5 states have call predecessors, (18), 3 states have call successors, (18) [2021-11-20 06:21:08,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:21:08,028 INFO L93 Difference]: Finished difference Result 5509 states and 7662 transitions. [2021-11-20 06:21:08,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-20 06:21:08,029 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.7) internal successors, (97), 8 states have internal predecessors, (97), 3 states have call successors, (19), 2 states have call predecessors, (19), 4 states have return successors, (18), 5 states have call predecessors, (18), 3 states have call successors, (18) Word has length 163 [2021-11-20 06:21:08,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:21:08,052 INFO L225 Difference]: With dead ends: 5509 [2021-11-20 06:21:08,053 INFO L226 Difference]: Without dead ends: 2971 [2021-11-20 06:21:08,062 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 328 GetRequests, 317 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2021-11-20 06:21:08,064 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 43 mSDsluCounter, 2811 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 3171 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-20 06:21:08,064 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [49 Valid, 3171 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-20 06:21:08,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2971 states. [2021-11-20 06:21:08,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2971 to 2605. [2021-11-20 06:21:08,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2605 states, 2162 states have (on average 1.3691026827012025) internal successors, (2960), 2162 states have internal predecessors, (2960), 280 states have call successors, (280), 139 states have call predecessors, (280), 162 states have return successors, (323), 303 states have call predecessors, (323), 279 states have call successors, (323) [2021-11-20 06:21:08,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 2605 states and 3563 transitions. [2021-11-20 06:21:08,221 INFO L78 Accepts]: Start accepts. Automaton has 2605 states and 3563 transitions. Word has length 163 [2021-11-20 06:21:08,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:21:08,222 INFO L470 AbstractCegarLoop]: Abstraction has 2605 states and 3563 transitions. [2021-11-20 06:21:08,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.7) internal successors, (97), 8 states have internal predecessors, (97), 3 states have call successors, (19), 2 states have call predecessors, (19), 4 states have return successors, (18), 5 states have call predecessors, (18), 3 states have call successors, (18) [2021-11-20 06:21:08,223 INFO L276 IsEmpty]: Start isEmpty. Operand 2605 states and 3563 transitions. [2021-11-20 06:21:08,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-20 06:21:08,233 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:21:08,233 INFO L514 BasicCegarLoop]: trace histogram [8, 6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:21:08,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-20 06:21:08,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 [2021-11-20 06:21:08,450 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:21:08,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:21:08,451 INFO L85 PathProgramCache]: Analyzing trace with hash 699141421, now seen corresponding path program 1 times [2021-11-20 06:21:08,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 06:21:08,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1282128029] [2021-11-20 06:21:08,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:21:08,453 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 06:21:08,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat [2021-11-20 06:21:08,456 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 06:21:08,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-20 06:21:09,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:21:09,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 839 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-20 06:21:09,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:21:10,959 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-20 06:21:10,959 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 06:21:15,461 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2021-11-20 06:21:15,461 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 06:21:15,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1282128029] [2021-11-20 06:21:15,462 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1282128029] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 06:21:15,462 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:21:15,462 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12, 12] imperfect sequences [] total 22 [2021-11-20 06:21:15,462 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603571064] [2021-11-20 06:21:15,462 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 06:21:15,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-11-20 06:21:15,464 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 06:21:15,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-11-20 06:21:15,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=411, Unknown=0, NotChecked=0, Total=462 [2021-11-20 06:21:15,466 INFO L87 Difference]: Start difference. First operand 2605 states and 3563 transitions. Second operand has 22 states, 22 states have (on average 5.2272727272727275) internal successors, (115), 18 states have internal predecessors, (115), 6 states have call successors, (22), 2 states have call predecessors, (22), 6 states have return successors, (23), 10 states have call predecessors, (23), 6 states have call successors, (23) [2021-11-20 06:21:19,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:21:19,762 INFO L93 Difference]: Finished difference Result 6085 states and 8436 transitions. [2021-11-20 06:21:19,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-20 06:21:19,764 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.2272727272727275) internal successors, (115), 18 states have internal predecessors, (115), 6 states have call successors, (22), 2 states have call predecessors, (22), 6 states have return successors, (23), 10 states have call predecessors, (23), 6 states have call successors, (23) Word has length 169 [2021-11-20 06:21:19,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:21:19,794 INFO L225 Difference]: With dead ends: 6085 [2021-11-20 06:21:19,795 INFO L226 Difference]: Without dead ends: 3511 [2021-11-20 06:21:19,807 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 348 GetRequests, 318 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=123, Invalid=869, Unknown=0, NotChecked=0, Total=992 [2021-11-20 06:21:19,808 INFO L933 BasicCegarLoop]: 403 mSDtfsCounter, 147 mSDsluCounter, 5390 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 5793 SdHoareTripleChecker+Invalid, 344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-11-20 06:21:19,808 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [156 Valid, 5793 Invalid, 344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 316 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2021-11-20 06:21:19,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3511 states. [2021-11-20 06:21:19,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3511 to 2665. [2021-11-20 06:21:19,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2665 states, 2210 states have (on average 1.3610859728506788) internal successors, (3008), 2210 states have internal predecessors, (3008), 292 states have call successors, (292), 139 states have call predecessors, (292), 162 states have return successors, (335), 315 states have call predecessors, (335), 291 states have call successors, (335) [2021-11-20 06:21:20,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 2665 states and 3635 transitions. [2021-11-20 06:21:20,005 INFO L78 Accepts]: Start accepts. Automaton has 2665 states and 3635 transitions. Word has length 169 [2021-11-20 06:21:20,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:21:20,006 INFO L470 AbstractCegarLoop]: Abstraction has 2665 states and 3635 transitions. [2021-11-20 06:21:20,007 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 5.2272727272727275) internal successors, (115), 18 states have internal predecessors, (115), 6 states have call successors, (22), 2 states have call predecessors, (22), 6 states have return successors, (23), 10 states have call predecessors, (23), 6 states have call successors, (23) [2021-11-20 06:21:20,007 INFO L276 IsEmpty]: Start isEmpty. Operand 2665 states and 3635 transitions. [2021-11-20 06:21:20,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-20 06:21:20,017 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:21:20,018 INFO L514 BasicCegarLoop]: trace histogram [8, 6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:21:20,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-20 06:21:20,242 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 [2021-11-20 06:21:20,243 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:21:20,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:21:20,243 INFO L85 PathProgramCache]: Analyzing trace with hash 2025494723, now seen corresponding path program 1 times [2021-11-20 06:21:20,245 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 06:21:20,245 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [281754256] [2021-11-20 06:21:20,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:21:20,245 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 06:21:20,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat [2021-11-20 06:21:20,247 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 06:21:20,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-20 06:21:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:21:23,990 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:21:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:21:28,260 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-11-20 06:21:28,261 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-20 06:21:28,262 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-20 06:21:28,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-20 06:21:28,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 [2021-11-20 06:21:28,494 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:21:28,498 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-20 06:21:28,568 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2021-11-20 06:21:28,572 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2021-11-20 06:21:28,595 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:21:28,596 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:21:28,596 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:21:28,596 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:21:28,597 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:21:28,598 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:21:28,598 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:21:28,598 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:21:28,599 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:21:28,599 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-20 06:21:28,604 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,604 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,605 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,605 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,606 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,606 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,606 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,607 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,607 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,607 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,608 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,608 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,608 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,609 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,609 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,609 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,610 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,610 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,610 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,610 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,611 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,611 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,611 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,612 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,612 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,612 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,613 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,613 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,613 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,615 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,617 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,618 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,618 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,619 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,619 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,619 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,619 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,620 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,620 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,620 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,621 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,621 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,621 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,622 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,622 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,622 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,623 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,623 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,625 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,625 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,625 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,626 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,626 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,626 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,627 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,627 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,627 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,627 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,628 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,628 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,629 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,629 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,629 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,630 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,630 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,630 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,631 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,631 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,631 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-11-20 06:21:28,631 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,632 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-11-20 06:21:28,632 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-11-20 06:21:28,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 06:21:28 BoogieIcfgContainer [2021-11-20 06:21:28,874 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 06:21:28,875 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 06:21:28,875 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 06:21:28,875 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 06:21:28,876 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:20:40" (3/4) ... [2021-11-20 06:21:28,880 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 06:21:28,880 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 06:21:28,881 INFO L158 Benchmark]: Toolchain (without parser) took 62975.06ms. Allocated memory was 48.2MB in the beginning and 383.8MB in the end (delta: 335.5MB). Free memory was 23.3MB in the beginning and 250.8MB in the end (delta: -227.6MB). Peak memory consumption was 106.6MB. Max. memory is 16.1GB. [2021-11-20 06:21:28,882 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 48.2MB. Free memory was 27.6MB in the beginning and 27.6MB in the end (delta: 31.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:21:28,882 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2273.55ms. Allocated memory was 48.2MB in the beginning and 100.7MB in the end (delta: 52.4MB). Free memory was 23.1MB in the beginning and 42.4MB in the end (delta: -19.3MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2021-11-20 06:21:28,883 INFO L158 Benchmark]: Boogie Procedure Inliner took 215.08ms. Allocated memory is still 100.7MB. Free memory was 42.4MB in the beginning and 35.7MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-20 06:21:28,883 INFO L158 Benchmark]: Boogie Preprocessor took 295.28ms. Allocated memory is still 100.7MB. Free memory was 35.7MB in the beginning and 42.8MB in the end (delta: -7.0MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2021-11-20 06:21:28,884 INFO L158 Benchmark]: RCFGBuilder took 11680.05ms. Allocated memory was 100.7MB in the beginning and 318.8MB in the end (delta: 218.1MB). Free memory was 42.8MB in the beginning and 182.0MB in the end (delta: -139.3MB). Peak memory consumption was 135.4MB. Max. memory is 16.1GB. [2021-11-20 06:21:28,884 INFO L158 Benchmark]: TraceAbstraction took 48496.06ms. Allocated memory was 318.8MB in the beginning and 383.8MB in the end (delta: 65.0MB). Free memory was 181.0MB in the beginning and 250.8MB in the end (delta: -69.9MB). Peak memory consumption was 143.0MB. Max. memory is 16.1GB. [2021-11-20 06:21:28,885 INFO L158 Benchmark]: Witness Printer took 5.48ms. Allocated memory is still 383.8MB. Free memory is still 250.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:21:28,887 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 48.2MB. Free memory was 27.6MB in the beginning and 27.6MB in the end (delta: 31.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2273.55ms. Allocated memory was 48.2MB in the beginning and 100.7MB in the end (delta: 52.4MB). Free memory was 23.1MB in the beginning and 42.4MB in the end (delta: -19.3MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 215.08ms. Allocated memory is still 100.7MB. Free memory was 42.4MB in the beginning and 35.7MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 295.28ms. Allocated memory is still 100.7MB. Free memory was 35.7MB in the beginning and 42.8MB in the end (delta: -7.0MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * RCFGBuilder took 11680.05ms. Allocated memory was 100.7MB in the beginning and 318.8MB in the end (delta: 218.1MB). Free memory was 42.8MB in the beginning and 182.0MB in the end (delta: -139.3MB). Peak memory consumption was 135.4MB. Max. memory is 16.1GB. * TraceAbstraction took 48496.06ms. Allocated memory was 318.8MB in the beginning and 383.8MB in the end (delta: 65.0MB). Free memory was 181.0MB in the beginning and 250.8MB in the end (delta: -69.9MB). Peak memory consumption was 143.0MB. Max. memory is 16.1GB. * Witness Printer took 5.48ms. Allocated memory is still 383.8MB. Free memory is still 250.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 5639]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 5861. Possible FailurePath: [L5662] int LDV_IN_INTERRUPT = 1; [L5663] int ldv_state_variable_2 ; [L5664] struct usbnet *genelink_info_group0 ; [L5665] int ref_cnt ; [L5666] int ldv_state_variable_1 ; [L5667] int usb_counter ; [L5668] struct usb_interface *gl620a_driver_group1 ; [L5669] int ldv_state_variable_0 ; [L5670] struct sk_buff *genelink_info_group1 ; [L5860-L5862] static struct driver_info const genelink_info = {(char *)"Genesys GeneLink", 4114, & genelink_bind, 0, 0, 0, 0, 0, 0, 0, & genelink_rx_fixup, & genelink_tx_fixup, 0, 0, 1, 2, 0UL}; [L5863-L5865] static struct usb_device_id const products[2U] = { {3U, 1507U, 1282U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned long )(& genelink_info)}}; [L5866] struct usb_device_id const __mod_usb__products_device_table ; [L5867-L5876] static struct usb_driver gl620a_driver = {"gl620a", & usbnet_probe, & usbnet_disconnect, 0, & usbnet_suspend, & usbnet_resume, 0, 0, 0, (struct usb_device_id const *)(& products), {{{{{{0U}}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}, {0, 0}}, {{0, 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}, (unsigned char)0, (unsigned char)0, 1U, (unsigned char)0}; [L5893] int ldv_retval_2 ; [L5894] int ldv_retval_5 ; [L5895] int ldv_retval_0 ; [L5896] int ldv_retval_4 ; [L5899] int ldv_retval_1 ; [L5901] int ldv_retval_3 ; [L6187] Element set_impl[15] ; [L6188] int last_index = 0; [L6322] Set LDV_SKBS ; VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5925] struct usb_device_id *ldvarg1 ; [L5926] void *tmp ; [L5927] pm_message_t ldvarg0 ; [L5928] struct usb_interface *ldvarg3 ; [L5929] void *tmp___0 ; [L5930] gfp_t ldvarg2 ; [L5931] int tmp___1 ; [L5932] int tmp___2 ; [L5933] int tmp___3 ; [L5934] int tmp___4 ; VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-9223372036854775758:0}, ldvarg2={-9223372036854775742:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5936] CALL, EXPR ldv_zalloc(32UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5604] void *p ; [L5605] void *tmp ; [L5606] int tmp___0 ; [L5608] tmp___0 = __VERIFIER_nondet_int() [L5609] COND TRUE tmp___0 != 0 [L5610] return ((void *)0); VAL [\old(size)=32, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, size=32, tmp___0=2147483648, usb_counter=0] [L5936] RET, EXPR ldv_zalloc(32UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_zalloc(32UL)={0:0}, ldvarg0={-9223372036854775758:0}, ldvarg2={-9223372036854775742:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5936] tmp = ldv_zalloc(32UL) [L5937] ldvarg1 = (struct usb_device_id *)tmp VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-9223372036854775758:0}, ldvarg1={0:0}, ldvarg2={-9223372036854775742:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, usb_counter=0] [L5938] CALL, EXPR ldv_zalloc(1560UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5604] void *p ; [L5605] void *tmp ; [L5606] int tmp___0 ; [L5608] tmp___0 = __VERIFIER_nondet_int() [L5609] COND TRUE tmp___0 != 0 [L5610] return ((void *)0); VAL [\old(size)=1560, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, size=1560, tmp___0=2147483648, usb_counter=0] [L5938] RET, EXPR ldv_zalloc(1560UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_zalloc(1560UL)={0:0}, ldvarg0={-9223372036854775758:0}, ldvarg1={0:0}, ldvarg2={-9223372036854775742:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, usb_counter=0] [L5938] tmp___0 = ldv_zalloc(1560UL) [L5939] ldvarg3 = (struct usb_interface *)tmp___0 [L5940] CALL ldv_initialize() [L6341] CALL ldv_set_init(LDV_SKBS) [L6193] set = set_impl [L6194] last_index = 0 VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set={0:0}, set={24:0}, set_impl={24:0}, usb_counter=0] [L6341] RET ldv_set_init(LDV_SKBS) [L5940] RET ldv_initialize() [L5941] FCALL memset((void *)(& ldvarg0), 0, 4UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-9223372036854775758:0}, ldvarg1={0:0}, ldvarg2={-9223372036854775742:0}, ldvarg3={0:0}, memset((void *)(& ldvarg0), 0, 4UL)={-9223372036854775758:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, usb_counter=0] [L5942] FCALL memset((void *)(& ldvarg2), 0, 4UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-9223372036854775758:0}, ldvarg1={0:0}, ldvarg2={-9223372036854775742:0}, ldvarg3={0:0}, memset((void *)(& ldvarg2), 0, 4UL)={-9223372036854775742:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, usb_counter=0] [L5943] ldv_state_variable_1 = 0 [L5944] ref_cnt = 0 [L5945] ldv_state_variable_0 = 1 [L5946] ldv_state_variable_2 = 0 VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-9223372036854775758:0}, ldvarg1={0:0}, ldvarg2={-9223372036854775742:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, usb_counter=0] [L5948] tmp___1 = __VERIFIER_nondet_int() [L5950] case 0: [L6016] case 1: VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-9223372036854775758:0}, ldvarg1={0:0}, ldvarg2={-9223372036854775742:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=1, usb_counter=0] [L6017] COND TRUE ldv_state_variable_0 != 0 [L6018] tmp___3 = __VERIFIER_nondet_int() [L6020] case 0: [L6028] case 1: VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-9223372036854775758:0}, ldvarg1={0:0}, ldvarg2={-9223372036854775742:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=1, tmp___3=1, usb_counter=0] [L6029] COND TRUE ldv_state_variable_0 == 1 [L6030] CALL, EXPR gl620a_driver_init() [L5879] int tmp ; [L5881] CALL, EXPR ldv_usb_register_driver_13(& gl620a_driver, & __this_module, "gl620a") [L6167] ldv_func_ret_type ldv_func_res ; [L6168] int tmp ; [L6170] CALL, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L6436] return __VERIFIER_nondet_int(); [L6170] RET, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L6170] tmp = usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L6171] ldv_func_res = tmp [L6172] ldv_state_variable_1 = 1 [L6173] usb_counter = 0 [L6174] CALL ldv_usb_driver_1() [L5916] void *tmp ; VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5918] CALL, EXPR ldv_zalloc(1560UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5604] void *p ; [L5605] void *tmp ; [L5606] int tmp___0 ; [L5608] tmp___0 = __VERIFIER_nondet_int() [L5609] COND TRUE tmp___0 != 0 [L5610] return ((void *)0); VAL [\old(size)=1560, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, size=1560, tmp___0=2147483648, usb_counter=0] [L5918] RET, EXPR ldv_zalloc(1560UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_zalloc(1560UL)={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5918] tmp = ldv_zalloc(1560UL) [L5919] gl620a_driver_group1 = (struct usb_interface *)tmp VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, usb_counter=0] [L6174] RET ldv_usb_driver_1() [L6175] return (ldv_func_res); VAL [\result=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, ldv_func_arg1={23:0}, ldv_func_arg1={23:0}, ldv_func_arg2={26:25}, ldv_func_arg2={26:25}, ldv_func_arg3={20:0}, ldv_func_arg3={20:0}, ldv_func_res=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp=0, usb_counter=0] [L5881] RET, EXPR ldv_usb_register_driver_13(& gl620a_driver, & __this_module, "gl620a") [L5881] tmp = ldv_usb_register_driver_13(& gl620a_driver, & __this_module, "gl620a") [L5882] return (tmp); VAL [\result=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp=0, usb_counter=0] [L6030] RET, EXPR gl620a_driver_init() [L6030] ldv_retval_4 = gl620a_driver_init() [L6031] COND TRUE ldv_retval_4 == 0 [L6032] ldv_state_variable_0 = 3 [L6033] ldv_state_variable_2 = 1 [L6034] CALL ldv_initialize_driver_info_2() [L5904] void *tmp ; [L5905] void *tmp___0 ; VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5907] CALL, EXPR ldv_zalloc(1472UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5604] void *p ; [L5605] void *tmp ; [L5606] int tmp___0 ; [L5608] tmp___0 = __VERIFIER_nondet_int() [L5609] COND TRUE tmp___0 != 0 [L5610] return ((void *)0); VAL [\old(size)=1472, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, size=1472, tmp___0=2147483648, usb_counter=0] [L5907] RET, EXPR ldv_zalloc(1472UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_zalloc(1472UL)={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5907] tmp = ldv_zalloc(1472UL) [L5908] genelink_info_group0 = (struct usbnet *)tmp VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, usb_counter=0] [L5909] CALL, EXPR ldv_zalloc(232UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5604] void *p ; [L5605] void *tmp ; [L5606] int tmp___0 ; [L5608] tmp___0 = __VERIFIER_nondet_int() [L5609] COND TRUE tmp___0 != 0 [L5610] return ((void *)0); VAL [\old(size)=232, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, size=232, tmp___0=2147483648, usb_counter=0] [L5909] RET, EXPR ldv_zalloc(232UL) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_zalloc(232UL)={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, usb_counter=0] [L5909] tmp___0 = ldv_zalloc(232UL) [L5910] genelink_info_group1 = (struct sk_buff *)tmp___0 VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, usb_counter=0] [L6034] RET ldv_initialize_driver_info_2() [L6037] COND FALSE !(ldv_retval_4 != 0) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-9223372036854775758:0}, ldvarg1={0:0}, ldvarg2={-9223372036854775742:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=1, tmp___3=1, usb_counter=0] [L5948] tmp___1 = __VERIFIER_nondet_int() [L5950] case 0: [L6016] case 1: [L6052] case 2: VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-9223372036854775758:0}, ldvarg1={0:0}, ldvarg2={-9223372036854775742:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=2, tmp___3=1, usb_counter=0] [L6053] COND TRUE ldv_state_variable_2 != 0 [L6054] tmp___4 = __VERIFIER_nondet_int() [L6056] case 0: VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-9223372036854775758:0}, ldvarg1={0:0}, ldvarg2={-9223372036854775742:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=2, tmp___3=1, tmp___4=0, usb_counter=0] [L6057] COND TRUE ldv_state_variable_2 == 1 VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-9223372036854775758:0}, ldvarg1={0:0}, ldvarg2={-9223372036854775742:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=2, tmp___3=1, tmp___4=0, usb_counter=0] [L6058] CALL genelink_rx_fixup(genelink_info_group0, genelink_info_group1) VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5700] struct gl_header *header ; [L5701] struct gl_packet *packet ; [L5702] struct sk_buff *gl_skb ; [L5703] u32 size ; [L5704] u32 count ; [L5705] struct _ddebug descriptor ; [L5706] long tmp ; [L5707] struct _ddebug descriptor___0 ; [L5708] long tmp___0 ; [L5709] size_t __len ; [L5710] void *__ret ; [L5711] unsigned char *tmp___2 ; [L5712] struct _ddebug descriptor___1 ; [L5713] long tmp___3 ; [L5715] EXPR skb->len [L5715] EXPR dev->net [L5715] EXPR (dev->net)->hard_header_len VAL [(dev->net)->hard_header_len=0, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, descriptor={-9223372036854775765:0}, descriptor___0={-9223372036854775761:0}, descriptor___1={-9223372036854775769:0}, dev={0:0}, dev={0:0}, dev->net={34359738368:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, skb={0:0}, skb={0:0}, skb->len=0, usb_counter=0] [L5715] COND FALSE !(skb->len < (unsigned int )(dev->net)->hard_header_len) [L5719] EXPR skb->data [L5719] header = (struct gl_header *)skb->data [L5720] EXPR header->packet_count [L5720] count = header->packet_count [L5721] COND FALSE !(count > 32U) [L5737] packet = & header->packets VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, count=2, descriptor={-9223372036854775765:0}, descriptor___0={-9223372036854775761:0}, descriptor___1={-9223372036854775769:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, header={0:8796093022208}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={0:8796093022212}, products={22:0}, ref_cnt=0, set_impl={24:0}, skb={0:0}, skb={0:0}, usb_counter=0] [L5738] CALL skb_pull(skb, 4U) VAL [\old(arg1)=null, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, arg0={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6421] CALL, EXPR ldv_malloc(sizeof(unsigned char)) VAL [\old(last_index)=0, \old(size)=1, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5587] void *p ; [L5588] void *tmp ; [L5589] int tmp___0 ; [L5591] tmp___0 = __VERIFIER_nondet_int() [L5592] COND TRUE tmp___0 != 0 [L5593] return ((void *)0); VAL [\old(last_index)=0, \old(size)=1, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, size=1, tmp___0=2147483648, usb_counter=0] [L6421] RET, EXPR ldv_malloc(sizeof(unsigned char)) VAL [\old(arg1)=null, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, arg0={0:0}, arg0={0:0}, arg1=null, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(unsigned char))={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6421] return ldv_malloc(sizeof(unsigned char)); [L5738] RET skb_pull(skb, 4U) VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, count=2, descriptor={-9223372036854775765:0}, descriptor___0={-9223372036854775761:0}, descriptor___1={-9223372036854775769:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, header={0:8796093022208}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={0:8796093022212}, products={22:0}, ref_cnt=0, set_impl={24:0}, skb={0:0}, skb={0:0}, skb_pull(skb, 4U)={0:0}, usb_counter=0] [L5771] COND TRUE count > 1U VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, count=2, descriptor={-9223372036854775765:0}, descriptor___0={-9223372036854775761:0}, descriptor___1={-9223372036854775769:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, header={0:8796093022208}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={0:8796093022212}, products={22:0}, ref_cnt=0, set_impl={24:0}, skb={0:0}, skb={0:0}, usb_counter=0] [L5741] EXPR packet->packet_length [L5741] size = packet->packet_length [L5742] COND FALSE !(size > 1514U) [L5758] CALL, EXPR ldv_alloc_skb_12(size, 32U) [L6153] struct sk_buff *tmp ; VAL [\old(last_index)=0, \old(priority)=32, \old(size)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, priority=32, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, usb_counter=0] [L6155] CALL, EXPR ldv_skb_alloc() VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6325] void *skb ; [L6326] void *tmp___7 ; VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6328] CALL, EXPR ldv_zalloc(sizeof(struct sk_buff___0 )) VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5604] void *p ; [L5605] void *tmp ; [L5606] int tmp___0 ; [L5608] tmp___0 = __VERIFIER_nondet_int() [L5609] COND FALSE !(tmp___0 != 0) [L5612] EXPR, FCALL calloc(1UL, size) [L5612] tmp = calloc(1UL, size) [L5613] p = tmp VAL [\old(last_index)=0, \old(size)=248, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, calloc(1UL, size)={-9223372036854775805:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-9223372036854775805:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=248, tmp={-9223372036854775805:0}, tmp___0=0, usb_counter=0] [L5614] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5583] COND FALSE !(!cond) VAL [\old(cond)=1, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, cond=1, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5614] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(last_index)=0, \old(size)=248, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, calloc(1UL, size)={-9223372036854775805:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-9223372036854775805:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=248, tmp={-9223372036854775805:0}, tmp___0=0, usb_counter=0] [L5615] return (p); VAL [\old(last_index)=0, \old(size)=248, \result={-9223372036854775805:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, calloc(1UL, size)={-9223372036854775805:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-9223372036854775805:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=248, tmp={-9223372036854775805:0}, tmp___0=0, usb_counter=0] [L6328] RET, EXPR ldv_zalloc(sizeof(struct sk_buff___0 )) VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_zalloc(sizeof(struct sk_buff___0 ))={-9223372036854775805:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6328] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L6329] skb = (struct sk_buff___0 *)tmp___7 VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, skb={-9223372036854775805:0}, tmp___7={-9223372036854775805:0}, usb_counter=0] [L6330] COND FALSE !(! skb) [L6333] CALL ldv_set_add(LDV_SKBS, skb) [L6201] int i ; [L6203] i = 0 VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, e={-9223372036854775805:0}, e={-9223372036854775805:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={24:0}, usb_counter=0] [L6204] COND TRUE 1 VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, e={-9223372036854775805:0}, e={-9223372036854775805:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={24:0}, usb_counter=0] [L6205] COND FALSE !(i < last_index) VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, e={-9223372036854775805:0}, e={-9223372036854775805:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={24:0}, usb_counter=0] [L6215] COND TRUE last_index < 15 [L6216] set_impl[last_index] = e [L6217] last_index = last_index + 1 VAL [\old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, e={-9223372036854775805:0}, e={-9223372036854775805:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, i=0, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={24:0}, usb_counter=0] [L6333] RET ldv_set_add(LDV_SKBS, skb) [L6334] return (skb); VAL [\old(last_index)=0, \result={-9223372036854775805:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, skb={-9223372036854775805:0}, tmp___7={-9223372036854775805:0}, usb_counter=0] [L6155] RET, EXPR ldv_skb_alloc() VAL [\old(last_index)=0, \old(priority)=32, \old(size)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_skb_alloc()={-9223372036854775805:0}, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, priority=32, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, usb_counter=0] [L6155] tmp = ldv_skb_alloc() [L6156] COND TRUE \read(*tmp) VAL [\old(last_index)=0, \old(priority)=32, \old(size)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, priority=32, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, tmp={-9223372036854775805:0}, usb_counter=0] [L6158] CALL, EXPR ldv_malloc(size) VAL [\old(last_index)=0, \old(size)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5587] void *p ; [L5588] void *tmp ; [L5589] int tmp___0 ; [L5591] tmp___0 = __VERIFIER_nondet_int() [L5592] COND TRUE tmp___0 != 0 [L5593] return ((void *)0); VAL [\old(last_index)=0, \old(size)=0, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, tmp___0=2147483648, usb_counter=0] [L6158] RET, EXPR ldv_malloc(size) VAL [\old(last_index)=0, \old(priority)=32, \old(size)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_malloc(size)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, priority=32, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, tmp={-9223372036854775805:0}, usb_counter=0] [L6158] tmp->head = ldv_malloc(size) [L6159] EXPR tmp->head [L6159] tmp->data = tmp->head [L6161] return (tmp); VAL [\old(last_index)=0, \old(priority)=32, \old(size)=0, \result={-9223372036854775805:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, priority=32, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, tmp={-9223372036854775805:0}, usb_counter=0] [L5758] RET, EXPR ldv_alloc_skb_12(size, 32U) [L5758] gl_skb = ldv_alloc_skb_12(size, 32U) [L5759] COND TRUE (unsigned long )gl_skb != (unsigned long )((struct sk_buff *)0) [L5760] __len = (size_t )size VAL [\old(last_index)=0, __len=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, count=2, descriptor={-9223372036854775765:0}, descriptor___0={-9223372036854775761:0}, descriptor___1={-9223372036854775769:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, gl_skb={-9223372036854775805:0}, header={0:8796093022208}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={0:8796093022212}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, skb={0:0}, skb={0:0}, usb_counter=0] [L5761] CALL, EXPR skb_put(gl_skb, size) VAL [\old(arg1)=null, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, arg0={-9223372036854775805:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6427] EXPR arg0->data [L6427] EXPR arg0->tail [L6427] unsigned char *ret_val = arg0->data + arg0->tail; [L6428] EXPR arg0->tail [L6428] arg0->tail += arg1 [L6429] return ret_val; VAL [\old(arg1)=null, \old(last_index)=0, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, arg0={-9223372036854775805:0}, arg0={-9223372036854775805:0}, arg1=null, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, ret_val={0:0}, set_impl={24:0}, usb_counter=0] [L5761] RET, EXPR skb_put(gl_skb, size) VAL [\old(last_index)=0, __len=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, count=2, descriptor={-9223372036854775765:0}, descriptor___0={-9223372036854775761:0}, descriptor___1={-9223372036854775769:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, gl_skb={-9223372036854775805:0}, header={0:8796093022208}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={0:8796093022212}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, skb={0:0}, skb={0:0}, skb_put(gl_skb, size)={0:0}, usb_counter=0] [L5761] tmp___2 = skb_put(gl_skb, size) [L5762-L5763] EXPR, FCALL memcpy((void *)tmp___2, (void const *)(& packet->packet_data), __len) [L5762-L5763] __ret = memcpy((void *)tmp___2, (void const *)(& packet->packet_data), __len) [L5764] FCALL usbnet_skb_return(dev, gl_skb) [L5767] packet = (struct gl_packet *)(& packet->packet_data) + (unsigned long )size [L5768] count = count - 1U VAL [\old(last_index)=0, __len=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __ret={0:0}, __this_module={26:25}, count=1, descriptor={-9223372036854775765:0}, descriptor___0={-9223372036854775761:0}, descriptor___1={-9223372036854775769:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, gl_skb={-9223372036854775805:0}, header={0:8796093022208}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={0:8796093022216}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, skb={0:0}, skb={0:0}, tmp___2={0:0}, usb_counter=0] [L5769] CALL skb_pull(skb, size + 4U) VAL [\old(arg1)=null, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, arg0={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6421] CALL, EXPR ldv_malloc(sizeof(unsigned char)) VAL [\old(last_index)=0, \old(size)=1, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5587] void *p ; [L5588] void *tmp ; [L5589] int tmp___0 ; [L5591] tmp___0 = __VERIFIER_nondet_int() [L5592] COND TRUE tmp___0 != 0 [L5593] return ((void *)0); VAL [\old(last_index)=0, \old(size)=1, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, size=1, tmp___0=2147483648, usb_counter=0] [L6421] RET, EXPR ldv_malloc(sizeof(unsigned char)) VAL [\old(arg1)=null, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, arg0={0:0}, arg0={0:0}, arg1=null, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(unsigned char))={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6421] return ldv_malloc(sizeof(unsigned char)); [L5769] RET skb_pull(skb, size + 4U) VAL [\old(last_index)=0, __len=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __ret={0:0}, __this_module={26:25}, count=1, descriptor={-9223372036854775765:0}, descriptor___0={-9223372036854775761:0}, descriptor___1={-9223372036854775769:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, gl_skb={-9223372036854775805:0}, header={0:8796093022208}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={0:8796093022216}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, skb={0:0}, skb={0:0}, skb_pull(skb, size + 4U)={0:0}, tmp___2={0:0}, usb_counter=0] [L5771] COND FALSE !(count > 1U) VAL [\old(last_index)=0, __len=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __ret={0:0}, __this_module={26:25}, count=1, descriptor={-9223372036854775765:0}, descriptor___0={-9223372036854775761:0}, descriptor___1={-9223372036854775769:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, gl_skb={-9223372036854775805:0}, header={0:8796093022208}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={0:8796093022216}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, skb={0:0}, skb={0:0}, tmp___2={0:0}, usb_counter=0] [L5775] CALL skb_pull(skb, 4U) VAL [\old(arg1)=null, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, arg0={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6421] CALL, EXPR ldv_malloc(sizeof(unsigned char)) VAL [\old(last_index)=0, \old(size)=1, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5587] void *p ; [L5588] void *tmp ; [L5589] int tmp___0 ; [L5591] tmp___0 = __VERIFIER_nondet_int() [L5592] COND TRUE tmp___0 != 0 [L5593] return ((void *)0); VAL [\old(last_index)=0, \old(size)=1, \result={0:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, size=1, tmp___0=2147483648, usb_counter=0] [L6421] RET, EXPR ldv_malloc(sizeof(unsigned char)) VAL [\old(arg1)=null, \old(last_index)=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, arg0={0:0}, arg0={0:0}, arg1=null, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(unsigned char))={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L6421] return ldv_malloc(sizeof(unsigned char)); [L5775] RET skb_pull(skb, 4U) VAL [\old(last_index)=0, __len=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __ret={0:0}, __this_module={26:25}, count=1, descriptor={-9223372036854775765:0}, descriptor___0={-9223372036854775761:0}, descriptor___1={-9223372036854775769:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, gl_skb={-9223372036854775805:0}, header={0:8796093022208}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={0:8796093022216}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, skb={0:0}, skb={0:0}, skb_pull(skb, 4U)={0:0}, tmp___2={0:0}, usb_counter=0] [L5776] EXPR skb->len VAL [\old(last_index)=0, __len=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __ret={0:0}, __this_module={26:25}, count=1, descriptor={-9223372036854775765:0}, descriptor___0={-9223372036854775761:0}, descriptor___1={-9223372036854775769:0}, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, gl_skb={-9223372036854775805:0}, header={0:8796093022208}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={0:8796093022216}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, skb={0:0}, skb={0:0}, skb->len=0, tmp___2={0:0}, usb_counter=0] [L5776] COND FALSE !(skb->len > 1514U) [L5792] return (1); [L5792] return (1); [L5792] return (1); [L5792] return (1); VAL [\old(last_index)=0, \result=1, __len=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __ret={0:0}, __this_module={26:25}, count=1, dev={0:0}, dev={0:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, gl_skb={-9223372036854775805:0}, header={0:8796093022208}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, packet={0:8796093022216}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=0, skb={0:0}, skb={0:0}, tmp___2={0:0}, usb_counter=0] [L6058] RET genelink_rx_fixup(genelink_info_group0, genelink_info_group1) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, genelink_rx_fixup(genelink_info_group0, genelink_info_group1)=1, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-9223372036854775758:0}, ldvarg1={0:0}, ldvarg2={-9223372036854775742:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=2, tmp___3=1, tmp___4=0, usb_counter=0] [L6059] ldv_state_variable_2 = 1 VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-9223372036854775758:0}, ldvarg1={0:0}, ldvarg2={-9223372036854775742:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=2, tmp___3=1, tmp___4=0, usb_counter=0] [L6062] COND FALSE !(ldv_state_variable_2 == 2) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-9223372036854775758:0}, ldvarg1={0:0}, ldvarg2={-9223372036854775742:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=2, tmp___3=1, tmp___4=0, usb_counter=0] [L5948] tmp___1 = __VERIFIER_nondet_int() [L5950] case 0: [L6016] case 1: VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-9223372036854775758:0}, ldvarg1={0:0}, ldvarg2={-9223372036854775742:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=1, tmp___3=1, tmp___4=0, usb_counter=0] [L6017] COND TRUE ldv_state_variable_0 != 0 [L6018] tmp___3 = __VERIFIER_nondet_int() [L6020] case 0: VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-9223372036854775758:0}, ldvarg1={0:0}, ldvarg2={-9223372036854775742:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=1, tmp___3=0, tmp___4=0, usb_counter=0] [L6021] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L6022] CALL gl620a_driver_exit() [L5888] CALL ldv_usb_deregister_14(& gl620a_driver) [L6181] FCALL usb_deregister(arg) [L6182] ldv_state_variable_1 = 0 VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, arg={23:0}, arg={23:0}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5888] RET ldv_usb_deregister_14(& gl620a_driver) [L6022] RET gl620a_driver_exit() [L6023] ldv_state_variable_0 = 2 VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, ldvarg0={-9223372036854775758:0}, ldvarg1={0:0}, ldvarg2={-9223372036854775742:0}, ldvarg3={0:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp={0:0}, tmp___0={0:0}, tmp___1=1, tmp___3=0, tmp___4=0, usb_counter=0] [L6112] CALL ldv_check_final_state() [L6392] int tmp___7 ; [L6394] CALL, EXPR ldv_set_is_empty(LDV_SKBS) [L6283] return (last_index == 0); VAL [\result=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={24:0}, usb_counter=0] [L6394] RET, EXPR ldv_set_is_empty(LDV_SKBS) [L6394] tmp___7 = ldv_set_is_empty(LDV_SKBS) [L6395] COND FALSE !(\read(tmp___7)) VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, tmp___7=0, usb_counter=0] [L6397] CALL ldv_error() VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] [L5639] reach_error() VAL [__mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __this_module={26:25}, genelink_info={21:0}, genelink_info_group0={0:0}, genelink_info_group1={0:0}, gl620a_driver={23:0}, gl620a_driver_group1={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, products={22:0}, ref_cnt=0, set_impl={24:0}, usb_counter=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 15 procedures, 240 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 48.0s, OverallIterations: 10, TraceHistogramMax: 8, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 13.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 1617 SdHoareTripleChecker+Valid, 9.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1602 mSDsluCounter, 16548 SdHoareTripleChecker+Invalid, 8.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13394 mSDsCounter, 112 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 589 IncrementalHoareTripleChecker+Invalid, 703 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 112 mSolverCounterUnsat, 3154 mSDtfsCounter, 589 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1951 GetRequests, 1883 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 6.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2665occurred in iteration=9, InterpolantAutomatonStates: 61, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 1291 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 7.2s SatisfiabilityAnalysisTime, 17.6s InterpolantComputationTime, 1152 NumberOfCodeBlocks, 1132 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1930 ConstructedInterpolants, 0 QuantifiedInterpolants, 2617 SizeOfPredicates, 27 NumberOfNonLiveVariables, 5770 ConjunctsInSsa, 62 ConjunctsInUnsatCore, 18 InterpolantComputations, 15 PerfectInterpolantSequences, 1661/1672 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-20 06:21:29,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8092ef-3765-4cb8-b904-9866b7db3dbc/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample