./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 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/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_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa --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 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 18:41:02,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 18:41:02,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 18:41:02,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 18:41:02,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 18:41:02,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 18:41:02,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 18:41:02,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 18:41:02,047 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 18:41:02,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 18:41:02,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 18:41:02,051 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 18:41:02,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 18:41:02,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 18:41:02,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 18:41:02,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 18:41:02,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 18:41:02,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 18:41:02,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 18:41:02,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 18:41:02,064 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 18:41:02,065 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 18:41:02,067 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 18:41:02,068 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 18:41:02,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 18:41:02,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 18:41:02,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 18:41:02,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 18:41:02,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 18:41:02,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 18:41:02,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 18:41:02,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 18:41:02,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 18:41:02,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 18:41:02,078 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 18:41:02,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 18:41:02,079 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 18:41:02,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 18:41:02,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 18:41:02,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 18:41:02,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 18:41:02,081 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-06 18:41:02,103 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 18:41:02,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 18:41:02,103 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 18:41:02,103 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 18:41:02,104 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 18:41:02,104 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 18:41:02,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 18:41:02,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 18:41:02,105 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 18:41:02,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 18:41:02,105 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 18:41:02,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 18:41:02,105 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 18:41:02,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 18:41:02,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 18:41:02,106 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 18:41:02,106 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 18:41:02,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 18:41:02,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 18:41:02,107 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 18:41:02,107 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 18:41:02,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 18:41:02,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 18:41:02,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 18:41:02,107 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 18:41:02,107 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 18:41:02,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 18:41:02,107 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 18:41:02,108 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 18:41:02,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 18:41:02,108 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 18:41:02,108 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_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef92dd0c18fa389aa454198685fbcc052698924a127f9f39b737e9548a23680b [2021-12-06 18:41:02,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 18:41:02,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 18:41:02,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 18:41:02,310 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 18:41:02,310 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 18:41:02,311 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/../../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 [2021-12-06 18:41:02,354 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/data/86f31f82c/daaf2ae888e74361a9d59b55cc0f52a5/FLAG803a6b411 [2021-12-06 18:41:02,926 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 18:41:02,927 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/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 [2021-12-06 18:41:02,947 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/data/86f31f82c/daaf2ae888e74361a9d59b55cc0f52a5/FLAG803a6b411 [2021-12-06 18:41:03,354 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/data/86f31f82c/daaf2ae888e74361a9d59b55cc0f52a5 [2021-12-06 18:41:03,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 18:41:03,361 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 18:41:03,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 18:41:03,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 18:41:03,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 18:41:03,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:41:03" (1/1) ... [2021-12-06 18:41:03,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@121bae6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:03, skipping insertion in model container [2021-12-06 18:41:03,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:41:03" (1/1) ... [2021-12-06 18:41:03,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 18:41:03,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 18:41:03,915 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_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/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] [2021-12-06 18:41:04,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:41:04,107 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 18:41:04,197 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_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/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] [2021-12-06 18:41:04,225 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:41:04,248 INFO L208 MainTranslator]: Completed translation [2021-12-06 18:41:04,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:04 WrapperNode [2021-12-06 18:41:04,249 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 18:41:04,250 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 18:41:04,250 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 18:41:04,250 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 18:41:04,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:04" (1/1) ... [2021-12-06 18:41:04,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:04" (1/1) ... [2021-12-06 18:41:04,316 INFO L137 Inliner]: procedures = 101, calls = 368, calls flagged for inlining = 41, calls inlined = 38, statements flattened = 961 [2021-12-06 18:41:04,317 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 18:41:04,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 18:41:04,317 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 18:41:04,317 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 18:41:04,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:04" (1/1) ... [2021-12-06 18:41:04,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:04" (1/1) ... [2021-12-06 18:41:04,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:04" (1/1) ... [2021-12-06 18:41:04,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:04" (1/1) ... [2021-12-06 18:41:04,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:04" (1/1) ... [2021-12-06 18:41:04,369 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:04" (1/1) ... [2021-12-06 18:41:04,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:04" (1/1) ... [2021-12-06 18:41:04,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 18:41:04,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 18:41:04,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 18:41:04,383 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 18:41:04,384 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:04" (1/1) ... [2021-12-06 18:41:04,390 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 18:41:04,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:41:04,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 18:41:04,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 18:41:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-06 18:41:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-06 18:41:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-06 18:41:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 18:41:04,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 18:41:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 18:41:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2021-12-06 18:41:04,451 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2021-12-06 18:41:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-06 18:41:04,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-06 18:41:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 18:41:04,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 18:41:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-06 18:41:04,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-06 18:41:04,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 18:41:04,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-06 18:41:04,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-06 18:41:04,452 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-12-06 18:41:04,452 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-12-06 18:41:04,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-06 18:41:04,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-06 18:41:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-06 18:41:04,453 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-06 18:41:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 18:41:04,453 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 18:41:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 18:41:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 18:41:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 18:41:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 18:41:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 18:41:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure genelink_tx_fixup [2021-12-06 18:41:04,454 INFO L138 BoogieDeclarations]: Found implementation of procedure genelink_tx_fixup [2021-12-06 18:41:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure genelink_rx_fixup [2021-12-06 18:41:04,454 INFO L138 BoogieDeclarations]: Found implementation of procedure genelink_rx_fixup [2021-12-06 18:41:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 18:41:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 18:41:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-06 18:41:04,454 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-06 18:41:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 18:41:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-06 18:41:04,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-06 18:41:04,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-06 18:41:04,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 18:41:04,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 18:41:04,672 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 18:41:04,673 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 18:41:04,746 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 18:41:05,922 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 18:41:05,930 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 18:41:05,930 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 18:41:05,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:41:05 BoogieIcfgContainer [2021-12-06 18:41:05,932 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 18:41:05,933 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 18:41:05,933 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 18:41:05,936 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 18:41:05,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 06:41:03" (1/3) ... [2021-12-06 18:41:05,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34a7897c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 06:41:05, skipping insertion in model container [2021-12-06 18:41:05,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:04" (2/3) ... [2021-12-06 18:41:05,937 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34a7897c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 06:41:05, skipping insertion in model container [2021-12-06 18:41:05,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:41:05" (3/3) ... [2021-12-06 18:41:05,938 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 [2021-12-06 18:41:05,942 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 18:41:05,942 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 18:41:05,980 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 18:41:05,985 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 [2021-12-06 18:41:05,985 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 18:41:06,003 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) [2021-12-06 18:41:06,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-12-06 18:41:06,011 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:41:06,012 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] [2021-12-06 18:41:06,012 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:41:06,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:41:06,016 INFO L85 PathProgramCache]: Analyzing trace with hash 721078938, now seen corresponding path program 1 times [2021-12-06 18:41:06,023 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:41:06,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168835013] [2021-12-06 18:41:06,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:06,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:41:06,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:06,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 18:41:06,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:06,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 18:41:06,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:06,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 18:41:06,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:06,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-06 18:41:06,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:06,401 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-12-06 18:41:06,402 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:41:06,402 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168835013] [2021-12-06 18:41:06,403 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168835013] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:41:06,403 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:41:06,403 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 18:41:06,404 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739310925] [2021-12-06 18:41:06,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:41:06,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 18:41:06,408 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:41:06,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 18:41:06,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 18:41:06,432 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) [2021-12-06 18:41:08,112 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 18:41:09,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:41:09,715 INFO L93 Difference]: Finished difference Result 786 states and 1178 transitions. [2021-12-06 18:41:09,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 18:41:09,716 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 [2021-12-06 18:41:09,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:41:09,729 INFO L225 Difference]: With dead ends: 786 [2021-12-06 18:41:09,729 INFO L226 Difference]: Without dead ends: 536 [2021-12-06 18:41:09,734 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-06 18:41:09,736 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 580 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 349 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 606 SdHoareTripleChecker+Valid, 996 SdHoareTripleChecker+Invalid, 572 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2021-12-06 18:41:09,737 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [606 Valid, 996 Invalid, 572 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 349 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2021-12-06 18:41:09,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2021-12-06 18:41:09,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 419. [2021-12-06 18:41:09,824 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) [2021-12-06 18:41:09,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 577 transitions. [2021-12-06 18:41:09,830 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 577 transitions. Word has length 42 [2021-12-06 18:41:09,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:41:09,831 INFO L470 AbstractCegarLoop]: Abstraction has 419 states and 577 transitions. [2021-12-06 18:41:09,831 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) [2021-12-06 18:41:09,831 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 577 transitions. [2021-12-06 18:41:09,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-12-06 18:41:09,836 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:41:09,836 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] [2021-12-06 18:41:09,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 18:41:09,836 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:41:09,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:41:09,837 INFO L85 PathProgramCache]: Analyzing trace with hash -36377006, now seen corresponding path program 1 times [2021-12-06 18:41:09,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:41:09,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608673242] [2021-12-06 18:41:09,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:09,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:41:09,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:10,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 18:41:10,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:10,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 18:41:10,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:10,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 18:41:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:10,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-06 18:41:10,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:10,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 18:41:10,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:10,086 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-12-06 18:41:10,086 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:41:10,086 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608673242] [2021-12-06 18:41:10,087 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608673242] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:41:10,087 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:41:10,087 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 18:41:10,087 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025122721] [2021-12-06 18:41:10,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:41:10,089 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 18:41:10,089 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:41:10,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 18:41:10,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 18:41:10,090 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) [2021-12-06 18:41:11,395 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 18:41:12,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:41:12,362 INFO L93 Difference]: Finished difference Result 1453 states and 2078 transitions. [2021-12-06 18:41:12,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 18:41:12,362 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 [2021-12-06 18:41:12,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:41:12,369 INFO L225 Difference]: With dead ends: 1453 [2021-12-06 18:41:12,369 INFO L226 Difference]: Without dead ends: 1044 [2021-12-06 18:41:12,371 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-12-06 18:41:12,372 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 606 mSDsluCounter, 1278 mSDsCounter, 0 mSdLazyCounter, 499 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 634 SdHoareTripleChecker+Valid, 1609 SdHoareTripleChecker+Invalid, 698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-12-06 18:41:12,372 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [634 Valid, 1609 Invalid, 698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 499 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-12-06 18:41:12,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1044 states. [2021-12-06 18:41:12,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1044 to 871. [2021-12-06 18:41:12,420 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) [2021-12-06 18:41:12,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 871 states and 1216 transitions. [2021-12-06 18:41:12,426 INFO L78 Accepts]: Start accepts. Automaton has 871 states and 1216 transitions. Word has length 52 [2021-12-06 18:41:12,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:41:12,426 INFO L470 AbstractCegarLoop]: Abstraction has 871 states and 1216 transitions. [2021-12-06 18:41:12,426 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) [2021-12-06 18:41:12,426 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1216 transitions. [2021-12-06 18:41:12,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-12-06 18:41:12,434 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:41:12,434 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] [2021-12-06 18:41:12,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 18:41:12,435 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:41:12,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:41:12,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1655869192, now seen corresponding path program 1 times [2021-12-06 18:41:12,435 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:41:12,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181341794] [2021-12-06 18:41:12,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:12,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:41:12,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:12,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 18:41:12,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:12,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 18:41:12,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:12,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 18:41:12,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:12,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-06 18:41:12,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:12,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 18:41:12,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:12,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 18:41:12,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:12,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:12,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-06 18:41:12,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:12,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:12,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:12,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 18:41:12,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:12,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:12,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:12,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 18:41:12,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:12,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:12,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-06 18:41:12,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:12,740 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-12-06 18:41:12,740 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:41:12,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181341794] [2021-12-06 18:41:12,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181341794] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 18:41:12,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2043247497] [2021-12-06 18:41:12,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:12,741 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:41:12,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:41:12,742 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:41:12,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 18:41:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:12,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 1311 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 18:41:12,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:41:13,148 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-12-06 18:41:13,148 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:41:13,149 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2043247497] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:41:13,149 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 18:41:13,149 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2021-12-06 18:41:13,149 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279957771] [2021-12-06 18:41:13,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:41:13,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:41:13,150 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:41:13,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:41:13,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-12-06 18:41:13,150 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) [2021-12-06 18:41:13,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:41:13,248 INFO L93 Difference]: Finished difference Result 2006 states and 2833 transitions. [2021-12-06 18:41:13,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:41:13,249 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 [2021-12-06 18:41:13,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:41:13,255 INFO L225 Difference]: With dead ends: 2006 [2021-12-06 18:41:13,255 INFO L226 Difference]: Without dead ends: 1151 [2021-12-06 18:41:13,258 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 [2021-12-06 18:41:13,258 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 125 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:41:13,259 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [125 Valid, 591 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:41:13,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1151 states. [2021-12-06 18:41:13,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1151 to 1140. [2021-12-06 18:41:13,296 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) [2021-12-06 18:41:13,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 1140 states and 1603 transitions. [2021-12-06 18:41:13,303 INFO L78 Accepts]: Start accepts. Automaton has 1140 states and 1603 transitions. Word has length 126 [2021-12-06 18:41:13,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:41:13,303 INFO L470 AbstractCegarLoop]: Abstraction has 1140 states and 1603 transitions. [2021-12-06 18:41:13,303 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) [2021-12-06 18:41:13,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1603 transitions. [2021-12-06 18:41:13,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-12-06 18:41:13,307 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:41:13,307 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] [2021-12-06 18:41:13,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-06 18:41:13,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:41:13,508 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:41:13,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:41:13,509 INFO L85 PathProgramCache]: Analyzing trace with hash -474001616, now seen corresponding path program 1 times [2021-12-06 18:41:13,509 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:41:13,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074802850] [2021-12-06 18:41:13,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:13,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:41:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:13,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 18:41:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:13,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 18:41:13,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:13,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 18:41:13,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:13,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-06 18:41:13,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:13,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 18:41:13,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:13,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-06 18:41:13,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:13,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-06 18:41:13,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:13,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-06 18:41:13,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:13,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 18:41:13,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:13,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:13,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:13,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-06 18:41:13,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:13,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:13,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:13,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 18:41:13,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:13,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:13,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:13,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 18:41:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:13,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:13,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:13,757 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-12-06 18:41:13,757 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:41:13,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074802850] [2021-12-06 18:41:13,757 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074802850] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:41:13,758 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:41:13,758 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 18:41:13,758 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324322533] [2021-12-06 18:41:13,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:41:13,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 18:41:13,759 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:41:13,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 18:41:13,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-12-06 18:41:13,760 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) [2021-12-06 18:41:16,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:41:16,836 INFO L93 Difference]: Finished difference Result 3449 states and 4896 transitions. [2021-12-06 18:41:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 18:41:16,837 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 [2021-12-06 18:41:16,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:41:16,849 INFO L225 Difference]: With dead ends: 3449 [2021-12-06 18:41:16,849 INFO L226 Difference]: Without dead ends: 2336 [2021-12-06 18:41:16,852 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2021-12-06 18:41:16,853 INFO L933 BasicCegarLoop]: 445 mSDtfsCounter, 664 mSDsluCounter, 1087 mSDsCounter, 0 mSdLazyCounter, 515 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 694 SdHoareTripleChecker+Valid, 1532 SdHoareTripleChecker+Invalid, 786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 515 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:41:16,853 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [694 Valid, 1532 Invalid, 786 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 515 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2021-12-06 18:41:16,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2336 states. [2021-12-06 18:41:16,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2336 to 1902. [2021-12-06 18:41:16,922 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) [2021-12-06 18:41:16,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1902 states and 2640 transitions. [2021-12-06 18:41:16,930 INFO L78 Accepts]: Start accepts. Automaton has 1902 states and 2640 transitions. Word has length 148 [2021-12-06 18:41:16,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:41:16,931 INFO L470 AbstractCegarLoop]: Abstraction has 1902 states and 2640 transitions. [2021-12-06 18:41:16,931 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) [2021-12-06 18:41:16,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2640 transitions. [2021-12-06 18:41:16,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-12-06 18:41:16,935 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:41:16,935 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] [2021-12-06 18:41:16,935 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-06 18:41:16,935 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:41:16,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:41:16,936 INFO L85 PathProgramCache]: Analyzing trace with hash -676998162, now seen corresponding path program 1 times [2021-12-06 18:41:16,936 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:41:16,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155388677] [2021-12-06 18:41:16,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:16,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:41:16,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:17,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 18:41:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:17,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 18:41:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:17,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 18:41:17,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:17,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-06 18:41:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:17,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 18:41:17,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:17,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-06 18:41:17,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:17,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-06 18:41:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:17,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-06 18:41:17,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:17,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 18:41:17,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:17,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:17,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-06 18:41:17,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:17,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:17,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:17,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 18:41:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:17,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:17,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:17,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 18:41:17,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:17,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:17,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:17,228 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-12-06 18:41:17,228 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:41:17,228 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155388677] [2021-12-06 18:41:17,228 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155388677] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:41:17,229 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:41:17,229 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-06 18:41:17,229 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801774245] [2021-12-06 18:41:17,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:41:17,230 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-06 18:41:17,230 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:41:17,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-06 18:41:17,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-12-06 18:41:17,231 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) [2021-12-06 18:41:18,721 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 18:41:20,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:41:20,977 INFO L93 Difference]: Finished difference Result 4158 states and 5877 transitions. [2021-12-06 18:41:20,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 18:41:20,977 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 [2021-12-06 18:41:20,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:41:20,989 INFO L225 Difference]: With dead ends: 4158 [2021-12-06 18:41:20,990 INFO L226 Difference]: Without dead ends: 2283 [2021-12-06 18:41:20,995 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-12-06 18:41:20,996 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 110 mSDsluCounter, 1470 mSDsCounter, 0 mSdLazyCounter, 642 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 1776 SdHoareTripleChecker+Invalid, 702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2021-12-06 18:41:20,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [121 Valid, 1776 Invalid, 702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 642 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2021-12-06 18:41:20,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2283 states. [2021-12-06 18:41:21,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2283 to 1902. [2021-12-06 18:41:21,081 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) [2021-12-06 18:41:21,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1902 states and 2632 transitions. [2021-12-06 18:41:21,089 INFO L78 Accepts]: Start accepts. Automaton has 1902 states and 2632 transitions. Word has length 148 [2021-12-06 18:41:21,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:41:21,090 INFO L470 AbstractCegarLoop]: Abstraction has 1902 states and 2632 transitions. [2021-12-06 18:41:21,090 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) [2021-12-06 18:41:21,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2632 transitions. [2021-12-06 18:41:21,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-12-06 18:41:21,094 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:41:21,094 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] [2021-12-06 18:41:21,094 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-06 18:41:21,094 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:41:21,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:41:21,094 INFO L85 PathProgramCache]: Analyzing trace with hash -293871194, now seen corresponding path program 1 times [2021-12-06 18:41:21,095 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:41:21,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129261803] [2021-12-06 18:41:21,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:21,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:41:21,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:21,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 18:41:21,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:21,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 18:41:21,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:21,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 18:41:21,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:21,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-06 18:41:21,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:21,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 18:41:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:21,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-06 18:41:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:21,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-06 18:41:21,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:21,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-06 18:41:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:21,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 18:41:21,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:21,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:21,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:21,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-06 18:41:21,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:21,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:21,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:21,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 18:41:21,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:21,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-06 18:41:21,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:21,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:21,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:21,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 18:41:21,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:21,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:21,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:21,470 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-12-06 18:41:21,470 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:41:21,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129261803] [2021-12-06 18:41:21,471 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129261803] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:41:21,471 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:41:21,471 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-12-06 18:41:21,471 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499432664] [2021-12-06 18:41:21,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:41:21,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-06 18:41:21,472 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:41:21,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-06 18:41:21,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2021-12-06 18:41:21,473 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) [2021-12-06 18:41:23,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:41:23,797 INFO L93 Difference]: Finished difference Result 4398 states and 6221 transitions. [2021-12-06 18:41:23,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-06 18:41:23,798 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 [2021-12-06 18:41:23,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:41:23,809 INFO L225 Difference]: With dead ends: 4398 [2021-12-06 18:41:23,809 INFO L226 Difference]: Without dead ends: 2523 [2021-12-06 18:41:23,814 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2021-12-06 18:41:23,815 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 262 mSDsluCounter, 2834 mSDsCounter, 0 mSdLazyCounter, 1001 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 280 SdHoareTripleChecker+Valid, 3190 SdHoareTripleChecker+Invalid, 1140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1001 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-12-06 18:41:23,815 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [280 Valid, 3190 Invalid, 1140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1001 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-12-06 18:41:23,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2523 states. [2021-12-06 18:41:23,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2523 to 1918. [2021-12-06 18:41:23,883 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) [2021-12-06 18:41:23,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 1918 states and 2636 transitions. [2021-12-06 18:41:23,890 INFO L78 Accepts]: Start accepts. Automaton has 1918 states and 2636 transitions. Word has length 155 [2021-12-06 18:41:23,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:41:23,891 INFO L470 AbstractCegarLoop]: Abstraction has 1918 states and 2636 transitions. [2021-12-06 18:41:23,891 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) [2021-12-06 18:41:23,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2636 transitions. [2021-12-06 18:41:23,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-12-06 18:41:23,894 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:41:23,895 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] [2021-12-06 18:41:23,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-06 18:41:23,895 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:41:23,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:41:23,895 INFO L85 PathProgramCache]: Analyzing trace with hash -1223252563, now seen corresponding path program 1 times [2021-12-06 18:41:23,895 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:41:23,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133728097] [2021-12-06 18:41:23,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:23,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:41:23,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:23,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 18:41:23,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:23,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 18:41:23,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:24,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 18:41:24,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:24,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-06 18:41:24,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:24,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 18:41:24,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:24,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-06 18:41:24,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:24,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-06 18:41:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:24,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-06 18:41:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:24,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 18:41:24,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:24,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:24,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:24,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-06 18:41:24,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:24,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:24,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:24,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 18:41:24,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:24,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-06 18:41:24,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:24,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-06 18:41:24,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:24,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:24,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:24,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-06 18:41:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:24,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:24,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:24,179 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-12-06 18:41:24,179 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:41:24,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133728097] [2021-12-06 18:41:24,180 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133728097] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 18:41:24,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1153724597] [2021-12-06 18:41:24,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:24,180 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:41:24,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:41:24,181 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:41:24,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 18:41:24,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:24,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 1501 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 18:41:24,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:41:24,644 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-12-06 18:41:24,644 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:41:24,644 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1153724597] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:41:24,644 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 18:41:24,644 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 9 [2021-12-06 18:41:24,645 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772038980] [2021-12-06 18:41:24,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:41:24,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 18:41:24,645 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:41:24,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 18:41:24,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-12-06 18:41:24,646 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) [2021-12-06 18:41:24,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:41:24,707 INFO L93 Difference]: Finished difference Result 3819 states and 5254 transitions. [2021-12-06 18:41:24,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 18:41:24,707 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 [2021-12-06 18:41:24,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:41:24,716 INFO L225 Difference]: With dead ends: 3819 [2021-12-06 18:41:24,716 INFO L226 Difference]: Without dead ends: 1919 [2021-12-06 18:41:24,720 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 [2021-12-06 18:41:24,720 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 [2021-12-06 18:41:24,721 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] [2021-12-06 18:41:24,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1919 states. [2021-12-06 18:41:24,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1919 to 1919. [2021-12-06 18:41:24,795 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) [2021-12-06 18:41:24,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1919 states and 2637 transitions. [2021-12-06 18:41:24,799 INFO L78 Accepts]: Start accepts. Automaton has 1919 states and 2637 transitions. Word has length 161 [2021-12-06 18:41:24,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:41:24,799 INFO L470 AbstractCegarLoop]: Abstraction has 1919 states and 2637 transitions. [2021-12-06 18:41:24,799 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) [2021-12-06 18:41:24,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2637 transitions. [2021-12-06 18:41:24,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-12-06 18:41:24,803 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:41:24,803 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] [2021-12-06 18:41:24,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 18:41:25,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-12-06 18:41:25,004 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:41:25,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:41:25,004 INFO L85 PathProgramCache]: Analyzing trace with hash -1686704921, now seen corresponding path program 1 times [2021-12-06 18:41:25,004 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:41:25,004 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156318582] [2021-12-06 18:41:25,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:25,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:41:25,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 18:41:25,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 18:41:25,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 18:41:25,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 18:41:25,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 18:41:25,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-06 18:41:25,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-06 18:41:25,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 18:41:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 18:41:25,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:25,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-06 18:41:25,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 18:41:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-06 18:41:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-06 18:41:25,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:25,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-06 18:41:25,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:25,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,287 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-12-06 18:41:25,287 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:41:25,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156318582] [2021-12-06 18:41:25,287 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156318582] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 18:41:25,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1992648148] [2021-12-06 18:41:25,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:25,288 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:41:25,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:41:25,289 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:41:25,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-06 18:41:25,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:25,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 1531 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-06 18:41:25,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:41:25,805 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 39 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-12-06 18:41:25,805 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 18:41:26,041 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-12-06 18:41:26,041 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1992648148] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 18:41:26,042 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 18:41:26,042 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 14 [2021-12-06 18:41:26,042 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893147922] [2021-12-06 18:41:26,042 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 18:41:26,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-06 18:41:26,043 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:41:26,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-06 18:41:26,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2021-12-06 18:41:26,043 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) [2021-12-06 18:41:27,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:41:27,812 INFO L93 Difference]: Finished difference Result 4187 states and 5818 transitions. [2021-12-06 18:41:27,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-06 18:41:27,813 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 [2021-12-06 18:41:27,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:41:27,822 INFO L225 Difference]: With dead ends: 4187 [2021-12-06 18:41:27,822 INFO L226 Difference]: Without dead ends: 2284 [2021-12-06 18:41:27,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 351 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=106, Invalid=314, Unknown=0, NotChecked=0, Total=420 [2021-12-06 18:41:27,827 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 274 mSDsluCounter, 1140 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 1444 SdHoareTripleChecker+Invalid, 641 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-12-06 18:41:27,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [285 Valid, 1444 Invalid, 641 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 462 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-12-06 18:41:27,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2284 states. [2021-12-06 18:41:27,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2284 to 1922. [2021-12-06 18:41:27,902 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) [2021-12-06 18:41:27,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 1922 states and 2640 transitions. [2021-12-06 18:41:27,906 INFO L78 Accepts]: Start accepts. Automaton has 1922 states and 2640 transitions. Word has length 163 [2021-12-06 18:41:27,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:41:27,907 INFO L470 AbstractCegarLoop]: Abstraction has 1922 states and 2640 transitions. [2021-12-06 18:41:27,907 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) [2021-12-06 18:41:27,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 2640 transitions. [2021-12-06 18:41:27,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-12-06 18:41:27,910 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:41:27,911 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] [2021-12-06 18:41:27,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-12-06 18:41:28,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:41:28,111 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:41:28,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:41:28,111 INFO L85 PathProgramCache]: Analyzing trace with hash 699141421, now seen corresponding path program 2 times [2021-12-06 18:41:28,112 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:41:28,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683931459] [2021-12-06 18:41:28,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:28,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:41:28,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:28,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 18:41:28,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:28,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 18:41:28,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:28,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 18:41:28,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:28,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 18:41:28,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:28,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 18:41:28,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:28,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-06 18:41:28,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:28,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 18:41:28,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:28,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-06 18:41:28,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:28,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 18:41:28,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:28,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:28,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:28,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-06 18:41:28,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:28,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:28,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:28,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 18:41:28,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:28,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-06 18:41:28,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:28,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-06 18:41:28,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:28,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:28,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:28,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-06 18:41:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:28,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:41:28,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:28,659 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2021-12-06 18:41:28,659 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:41:28,659 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683931459] [2021-12-06 18:41:28,659 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683931459] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:41:28,660 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:41:28,660 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-12-06 18:41:28,660 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987526354] [2021-12-06 18:41:28,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:41:28,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-12-06 18:41:28,660 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:41:28,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-12-06 18:41:28,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=302, Unknown=0, NotChecked=0, Total=342 [2021-12-06 18:41:28,661 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) [2021-12-06 18:41:31,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:41:31,579 INFO L93 Difference]: Finished difference Result 4519 states and 6356 transitions. [2021-12-06 18:41:31,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-06 18:41:31,580 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 [2021-12-06 18:41:31,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:41:31,591 INFO L225 Difference]: With dead ends: 4519 [2021-12-06 18:41:31,591 INFO L226 Difference]: Without dead ends: 2628 [2021-12-06 18:41:31,595 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=97, Invalid=715, Unknown=0, NotChecked=0, Total=812 [2021-12-06 18:41:31,595 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 362 mSDsluCounter, 4072 mSDsCounter, 0 mSdLazyCounter, 1506 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 377 SdHoareTripleChecker+Valid, 4434 SdHoareTripleChecker+Invalid, 1705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 1506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-12-06 18:41:31,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [377 Valid, 4434 Invalid, 1705 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 1506 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-12-06 18:41:31,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2628 states. [2021-12-06 18:41:31,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2628 to 1962. [2021-12-06 18:41:31,670 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) [2021-12-06 18:41:31,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2688 transitions. [2021-12-06 18:41:31,674 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2688 transitions. Word has length 169 [2021-12-06 18:41:31,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:41:31,674 INFO L470 AbstractCegarLoop]: Abstraction has 1962 states and 2688 transitions. [2021-12-06 18:41:31,675 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) [2021-12-06 18:41:31,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2688 transitions. [2021-12-06 18:41:31,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-12-06 18:41:31,678 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:41:31,679 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] [2021-12-06 18:41:31,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-06 18:41:31,679 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:41:31,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:41:31,679 INFO L85 PathProgramCache]: Analyzing trace with hash 2025494723, now seen corresponding path program 1 times [2021-12-06 18:41:31,679 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:41:31,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178105291] [2021-12-06 18:41:31,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:31,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:41:31,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:41:31,818 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:41:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:41:32,028 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:41:32,028 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-06 18:41:32,028 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-06 18:41:32,030 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-06 18:41:32,032 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:41:32,035 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 18:41:32,067 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2021-12-06 18:41:32,072 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2021-12-06 18:41:32,085 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:41:32,086 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:41:32,086 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:41:32,086 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:41:32,086 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:41:32,087 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:41:32,087 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:41:32,087 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:41:32,087 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:41:32,087 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:41:32,090 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,090 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,090 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,090 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,090 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,090 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,090 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,090 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,091 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,091 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,091 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,091 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,091 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,091 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,091 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,091 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,091 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,092 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,092 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,092 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,092 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,092 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,092 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,092 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,092 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,092 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,092 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,092 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,093 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,093 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,094 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,094 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,094 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,094 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,094 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,094 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,095 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,095 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,095 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,095 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,095 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,095 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,096 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,096 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,096 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,096 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,096 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,096 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,097 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,097 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,097 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,097 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,097 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,098 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,098 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,098 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,098 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,098 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,098 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,098 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,098 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,098 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,099 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,099 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,099 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,099 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,099 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,099 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,099 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:41:32,099 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,099 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:41:32,099 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:41:32,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 06:41:32 BoogieIcfgContainer [2021-12-06 18:41:32,221 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 18:41:32,221 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 18:41:32,221 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 18:41:32,221 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 18:41:32,222 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:41:05" (3/4) ... [2021-12-06 18:41:32,224 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 18:41:32,224 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 18:41:32,224 INFO L158 Benchmark]: Toolchain (without parser) took 28863.74ms. Allocated memory was 119.5MB in the beginning and 257.9MB in the end (delta: 138.4MB). Free memory was 73.3MB in the beginning and 117.1MB in the end (delta: -43.8MB). Peak memory consumption was 94.5MB. Max. memory is 16.1GB. [2021-12-06 18:41:32,224 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 119.5MB. Free memory is still 97.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:41:32,225 INFO L158 Benchmark]: CACSL2BoogieTranslator took 886.02ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 73.2MB in the beginning and 73.3MB in the end (delta: -124.3kB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2021-12-06 18:41:32,225 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.03ms. Allocated memory is still 144.7MB. Free memory was 73.3MB in the beginning and 67.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-06 18:41:32,225 INFO L158 Benchmark]: Boogie Preprocessor took 65.56ms. Allocated memory is still 144.7MB. Free memory was 67.0MB in the beginning and 60.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-06 18:41:32,225 INFO L158 Benchmark]: RCFGBuilder took 1548.77ms. Allocated memory was 144.7MB in the beginning and 178.3MB in the end (delta: 33.6MB). Free memory was 60.7MB in the beginning and 80.8MB in the end (delta: -20.0MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. [2021-12-06 18:41:32,226 INFO L158 Benchmark]: TraceAbstraction took 26287.72ms. Allocated memory was 178.3MB in the beginning and 257.9MB in the end (delta: 79.7MB). Free memory was 79.7MB in the beginning and 117.1MB in the end (delta: -37.4MB). Peak memory consumption was 109.4MB. Max. memory is 16.1GB. [2021-12-06 18:41:32,226 INFO L158 Benchmark]: Witness Printer took 2.65ms. Allocated memory is still 257.9MB. Free memory is still 117.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:41:32,227 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 119.5MB. Free memory is still 97.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 886.02ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 73.2MB in the beginning and 73.3MB in the end (delta: -124.3kB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.03ms. Allocated memory is still 144.7MB. Free memory was 73.3MB in the beginning and 67.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.56ms. Allocated memory is still 144.7MB. Free memory was 67.0MB in the beginning and 60.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1548.77ms. Allocated memory was 144.7MB in the beginning and 178.3MB in the end (delta: 33.6MB). Free memory was 60.7MB in the beginning and 80.8MB in the end (delta: -20.0MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. * TraceAbstraction took 26287.72ms. Allocated memory was 178.3MB in the beginning and 257.9MB in the end (delta: 79.7MB). Free memory was 79.7MB in the beginning and 117.1MB in the end (delta: -37.4MB). Peak memory consumption was 109.4MB. Max. memory is 16.1GB. * Witness Printer took 2.65ms. Allocated memory is still 257.9MB. Free memory is still 117.1MB. 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_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_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_#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_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_#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_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_#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_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_#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_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_#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_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_#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_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_#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_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_#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_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_#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_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_#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_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_#res#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: 26.1s, OverallIterations: 10, TraceHistogramMax: 8, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 19.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3124 SdHoareTripleChecker+Valid, 18.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2985 mSDsluCounter, 16499 SdHoareTripleChecker+Invalid, 17.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13418 mSDsCounter, 1278 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5010 IncrementalHoareTripleChecker+Invalid, 6288 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1278 mSolverCounterUnsat, 3081 mSDtfsCounter, 5010 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 965 GetRequests, 851 SyntacticMatches, 2 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1962occurred in iteration=9, InterpolantAutomatonStates: 87, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 9 MinimizatonAttempts, 2749 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 1792 NumberOfCodeBlocks, 1792 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1764 ConstructedInterpolants, 0 QuantifiedInterpolants, 3656 SizeOfPredicates, 2 NumberOfNonLiveVariables, 4343 ConjunctsInSsa, 15 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 [2021-12-06 18:41:32,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/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_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa --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 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 18:41:33,786 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 18:41:33,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 18:41:33,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 18:41:33,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 18:41:33,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 18:41:33,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 18:41:33,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 18:41:33,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 18:41:33,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 18:41:33,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 18:41:33,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 18:41:33,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 18:41:33,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 18:41:33,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 18:41:33,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 18:41:33,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 18:41:33,837 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 18:41:33,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 18:41:33,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 18:41:33,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 18:41:33,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 18:41:33,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 18:41:33,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 18:41:33,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 18:41:33,851 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 18:41:33,851 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 18:41:33,852 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 18:41:33,853 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 18:41:33,854 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 18:41:33,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 18:41:33,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 18:41:33,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 18:41:33,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 18:41:33,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 18:41:33,868 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 18:41:33,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 18:41:33,869 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 18:41:33,869 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 18:41:33,870 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 18:41:33,870 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 18:41:33,871 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-06 18:41:33,891 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 18:41:33,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 18:41:33,892 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 18:41:33,892 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 18:41:33,892 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 18:41:33,893 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 18:41:33,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 18:41:33,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 18:41:33,894 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 18:41:33,894 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 18:41:33,894 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 18:41:33,894 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 18:41:33,895 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 18:41:33,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 18:41:33,895 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-06 18:41:33,895 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-06 18:41:33,895 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-06 18:41:33,896 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 18:41:33,896 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 18:41:33,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 18:41:33,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 18:41:33,896 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 18:41:33,897 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 18:41:33,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 18:41:33,897 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 18:41:33,897 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 18:41:33,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 18:41:33,898 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-06 18:41:33,898 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-06 18:41:33,898 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 18:41:33,898 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 18:41:33,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 18:41:33,899 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 18:41:33,899 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-06 18:41:33,899 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_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef92dd0c18fa389aa454198685fbcc052698924a127f9f39b737e9548a23680b [2021-12-06 18:41:34,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 18:41:34,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 18:41:34,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 18:41:34,149 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 18:41:34,149 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 18:41:34,150 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/../../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 [2021-12-06 18:41:34,192 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/data/7082bf5e6/f74f35ed293f41c7b1d72ee1ffd19fac/FLAG7b21ab3e0 [2021-12-06 18:41:34,744 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 18:41:34,745 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/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 [2021-12-06 18:41:34,767 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/data/7082bf5e6/f74f35ed293f41c7b1d72ee1ffd19fac/FLAG7b21ab3e0 [2021-12-06 18:41:35,194 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/data/7082bf5e6/f74f35ed293f41c7b1d72ee1ffd19fac [2021-12-06 18:41:35,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 18:41:35,200 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 18:41:35,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 18:41:35,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 18:41:35,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 18:41:35,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:41:35" (1/1) ... [2021-12-06 18:41:35,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79186f6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:35, skipping insertion in model container [2021-12-06 18:41:35,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:41:35" (1/1) ... [2021-12-06 18:41:35,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 18:41:35,277 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 18:41:35,738 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_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/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] [2021-12-06 18:41:35,919 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:41:35,938 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-06 18:41:35,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 18:41:36,050 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_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/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] [2021-12-06 18:41:36,084 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:41:36,094 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 18:41:36,187 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_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/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] [2021-12-06 18:41:36,215 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:41:36,248 INFO L208 MainTranslator]: Completed translation [2021-12-06 18:41:36,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:36 WrapperNode [2021-12-06 18:41:36,249 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 18:41:36,249 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 18:41:36,249 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 18:41:36,250 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 18:41:36,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:36" (1/1) ... [2021-12-06 18:41:36,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:36" (1/1) ... [2021-12-06 18:41:36,333 INFO L137 Inliner]: procedures = 115, calls = 368, calls flagged for inlining = 41, calls inlined = 38, statements flattened = 932 [2021-12-06 18:41:36,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 18:41:36,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 18:41:36,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 18:41:36,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 18:41:36,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:36" (1/1) ... [2021-12-06 18:41:36,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:36" (1/1) ... [2021-12-06 18:41:36,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:36" (1/1) ... [2021-12-06 18:41:36,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:36" (1/1) ... [2021-12-06 18:41:36,395 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:36" (1/1) ... [2021-12-06 18:41:36,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:36" (1/1) ... [2021-12-06 18:41:36,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:36" (1/1) ... [2021-12-06 18:41:36,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 18:41:36,422 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 18:41:36,422 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 18:41:36,422 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 18:41:36,423 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:36" (1/1) ... [2021-12-06 18:41:36,430 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 18:41:36,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:41:36,450 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 18:41:36,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 18:41:36,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-06 18:41:36,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-06 18:41:36,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-06 18:41:36,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-06 18:41:36,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-06 18:41:36,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 18:41:36,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 18:41:36,478 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2021-12-06 18:41:36,479 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2021-12-06 18:41:36,479 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-06 18:41:36,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-06 18:41:36,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 18:41:36,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 18:41:36,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-06 18:41:36,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-06 18:41:36,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-06 18:41:36,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-06 18:41:36,479 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-12-06 18:41:36,480 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-12-06 18:41:36,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-06 18:41:36,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-06 18:41:36,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-06 18:41:36,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-06 18:41:36,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-06 18:41:36,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-06 18:41:36,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-06 18:41:36,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-06 18:41:36,480 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 18:41:36,480 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 18:41:36,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 18:41:36,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 18:41:36,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 18:41:36,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 18:41:36,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-06 18:41:36,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-06 18:41:36,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-06 18:41:36,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 18:41:36,481 INFO L130 BoogieDeclarations]: Found specification of procedure genelink_tx_fixup [2021-12-06 18:41:36,481 INFO L138 BoogieDeclarations]: Found implementation of procedure genelink_tx_fixup [2021-12-06 18:41:36,481 INFO L130 BoogieDeclarations]: Found specification of procedure genelink_rx_fixup [2021-12-06 18:41:36,481 INFO L138 BoogieDeclarations]: Found implementation of procedure genelink_rx_fixup [2021-12-06 18:41:36,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-06 18:41:36,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-06 18:41:36,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 18:41:36,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-06 18:41:36,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 18:41:36,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-06 18:41:36,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-06 18:41:36,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-06 18:41:36,482 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-06 18:41:36,482 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-06 18:41:36,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-06 18:41:36,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-06 18:41:36,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-06 18:41:36,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 18:41:36,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 18:41:36,687 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 18:41:36,689 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 18:41:36,820 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 18:41:45,861 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 18:41:45,869 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 18:41:45,869 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 18:41:45,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:41:45 BoogieIcfgContainer [2021-12-06 18:41:45,871 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 18:41:45,873 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 18:41:45,873 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 18:41:45,875 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 18:41:45,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 06:41:35" (1/3) ... [2021-12-06 18:41:45,876 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a9b8281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 06:41:45, skipping insertion in model container [2021-12-06 18:41:45,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:41:36" (2/3) ... [2021-12-06 18:41:45,876 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a9b8281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 06:41:45, skipping insertion in model container [2021-12-06 18:41:45,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:41:45" (3/3) ... [2021-12-06 18:41:45,877 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 [2021-12-06 18:41:45,881 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 18:41:45,881 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 18:41:45,917 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 18:41:45,922 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 [2021-12-06 18:41:45,922 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 18:41:45,938 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) [2021-12-06 18:41:45,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-12-06 18:41:45,945 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:41:45,946 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] [2021-12-06 18:41:45,946 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:41:45,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:41:45,950 INFO L85 PathProgramCache]: Analyzing trace with hash 721078938, now seen corresponding path program 1 times [2021-12-06 18:41:45,961 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 18:41:45,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [937030247] [2021-12-06 18:41:45,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:45,962 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 18:41:45,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 18:41:45,963 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 18:41:45,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-06 18:41:46,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:46,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 18:41:46,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:41:46,526 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-06 18:41:46,526 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:41:46,527 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 18:41:46,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [937030247] [2021-12-06 18:41:46,527 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [937030247] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:41:46,527 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:41:46,528 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 18:41:46,529 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087098278] [2021-12-06 18:41:46,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:41:46,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 18:41:46,532 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 18:41:46,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 18:41:46,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:41:46,553 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) [2021-12-06 18:41:46,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:41:46,674 INFO L93 Difference]: Finished difference Result 476 states and 682 transitions. [2021-12-06 18:41:46,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 18:41:46,676 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 [2021-12-06 18:41:46,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:41:46,685 INFO L225 Difference]: With dead ends: 476 [2021-12-06 18:41:46,685 INFO L226 Difference]: Without dead ends: 229 [2021-12-06 18:41:46,689 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 18:41:46,692 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 2 mSDsluCounter, 643 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:41:46,692 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 966 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:41:46,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2021-12-06 18:41:46,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 229. [2021-12-06 18:41:46,730 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) [2021-12-06 18:41:46,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 313 transitions. [2021-12-06 18:41:46,734 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 313 transitions. Word has length 42 [2021-12-06 18:41:46,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:41:46,735 INFO L470 AbstractCegarLoop]: Abstraction has 229 states and 313 transitions. [2021-12-06 18:41:46,735 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) [2021-12-06 18:41:46,735 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 313 transitions. [2021-12-06 18:41:46,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-12-06 18:41:46,737 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:41:46,737 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] [2021-12-06 18:41:46,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-12-06 18:41:46,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 18:41:46,939 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:41:46,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:41:46,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1187275936, now seen corresponding path program 1 times [2021-12-06 18:41:46,945 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 18:41:46,945 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [309484934] [2021-12-06 18:41:46,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:46,946 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 18:41:46,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 18:41:46,949 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 18:41:46,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-12-06 18:41:47,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:47,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 18:41:47,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:41:47,628 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-06 18:41:47,628 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 18:41:48,021 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-12-06 18:41:48,021 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 18:41:48,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [309484934] [2021-12-06 18:41:48,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [309484934] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 18:41:48,022 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 18:41:48,022 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-12-06 18:41:48,022 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687348426] [2021-12-06 18:41:48,022 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 18:41:48,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 18:41:48,023 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 18:41:48,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 18:41:48,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-06 18:41:48,025 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) [2021-12-06 18:41:48,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:41:48,371 INFO L93 Difference]: Finished difference Result 456 states and 626 transitions. [2021-12-06 18:41:48,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-06 18:41:48,372 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 [2021-12-06 18:41:48,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:41:48,375 INFO L225 Difference]: With dead ends: 456 [2021-12-06 18:41:48,375 INFO L226 Difference]: Without dead ends: 232 [2021-12-06 18:41:48,377 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2021-12-06 18:41:48,378 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 9 mSDsluCounter, 1540 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 1850 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-06 18:41:48,378 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 1850 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-06 18:41:48,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2021-12-06 18:41:48,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 232. [2021-12-06 18:41:48,391 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) [2021-12-06 18:41:48,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 316 transitions. [2021-12-06 18:41:48,393 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 316 transitions. Word has length 44 [2021-12-06 18:41:48,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:41:48,393 INFO L470 AbstractCegarLoop]: Abstraction has 232 states and 316 transitions. [2021-12-06 18:41:48,394 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) [2021-12-06 18:41:48,394 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 316 transitions. [2021-12-06 18:41:48,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-12-06 18:41:48,396 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:41:48,396 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] [2021-12-06 18:41:48,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-12-06 18:41:48,596 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 18:41:48,597 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:41:48,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:41:48,597 INFO L85 PathProgramCache]: Analyzing trace with hash -1706437862, now seen corresponding path program 2 times [2021-12-06 18:41:48,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 18:41:48,598 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [773536926] [2021-12-06 18:41:48,598 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 18:41:48,598 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 18:41:48,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 18:41:48,599 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 18:41:48,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-12-06 18:41:48,871 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 18:41:48,871 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 18:41:48,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 18:41:48,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:41:49,007 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-12-06 18:41:49,007 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:41:49,007 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 18:41:49,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [773536926] [2021-12-06 18:41:49,007 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [773536926] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:41:49,007 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:41:49,007 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:41:49,008 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223661501] [2021-12-06 18:41:49,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:41:49,008 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:41:49,008 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 18:41:49,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:41:49,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:41:49,009 INFO L87 Difference]: Start difference. First operand 232 states and 316 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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) [2021-12-06 18:41:51,049 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 18:41:51,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:41:51,134 INFO L93 Difference]: Finished difference Result 635 states and 876 transitions. [2021-12-06 18:41:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:41:51,134 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 [2021-12-06 18:41:51,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:41:51,137 INFO L225 Difference]: With dead ends: 635 [2021-12-06 18:41:51,137 INFO L226 Difference]: Without dead ends: 423 [2021-12-06 18:41:51,138 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:41:51,139 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 267 mSDsluCounter, 293 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 636 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-12-06 18:41:51,139 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [267 Valid, 636 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2021-12-06 18:41:51,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2021-12-06 18:41:51,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 423. [2021-12-06 18:41:51,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 423 states, 343 states have (on average 1.370262390670554) internal successors, (470), 343 states have internal predecessors, (470), 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) [2021-12-06 18:41:51,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 581 transitions. [2021-12-06 18:41:51,163 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 581 transitions. Word has length 50 [2021-12-06 18:41:51,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:41:51,163 INFO L470 AbstractCegarLoop]: Abstraction has 423 states and 581 transitions. [2021-12-06 18:41:51,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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) [2021-12-06 18:41:51,164 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 581 transitions. [2021-12-06 18:41:51,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-12-06 18:41:51,166 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:41:51,166 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] [2021-12-06 18:41:51,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-12-06 18:41:51,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 18:41:51,368 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:41:51,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:41:51,370 INFO L85 PathProgramCache]: Analyzing trace with hash 1850955474, now seen corresponding path program 1 times [2021-12-06 18:41:51,372 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 18:41:51,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [190824833] [2021-12-06 18:41:51,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:51,373 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 18:41:51,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 18:41:51,375 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 18:41:51,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-12-06 18:41:51,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:51,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 18:41:51,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:41:52,207 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-12-06 18:41:52,208 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:41:52,208 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 18:41:52,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [190824833] [2021-12-06 18:41:52,208 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [190824833] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:41:52,208 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:41:52,209 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 18:41:52,209 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408990655] [2021-12-06 18:41:52,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:41:52,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 18:41:52,210 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 18:41:52,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 18:41:52,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 18:41:52,210 INFO L87 Difference]: Start difference. First operand 423 states and 581 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-06 18:41:52,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:41:52,463 INFO L93 Difference]: Finished difference Result 1226 states and 1705 transitions. [2021-12-06 18:41:52,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 18:41:52,464 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 60 [2021-12-06 18:41:52,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:41:52,473 INFO L225 Difference]: With dead ends: 1226 [2021-12-06 18:41:52,473 INFO L226 Difference]: Without dead ends: 817 [2021-12-06 18:41:52,475 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-12-06 18:41:52,476 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 275 mSDsluCounter, 977 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 SdHoareTripleChecker+Valid, 1321 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 18:41:52,477 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [275 Valid, 1321 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 18:41:52,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 817 states. [2021-12-06 18:41:52,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 817 to 817. [2021-12-06 18:41:52,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 817 states, 664 states have (on average 1.3734939759036144) internal successors, (912), 664 states have internal predecessors, (912), 107 states have call successors, (107), 46 states have call predecessors, (107), 45 states have return successors, (112), 106 states have call predecessors, (112), 106 states have call successors, (112) [2021-12-06 18:41:52,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 817 states and 1131 transitions. [2021-12-06 18:41:52,520 INFO L78 Accepts]: Start accepts. Automaton has 817 states and 1131 transitions. Word has length 60 [2021-12-06 18:41:52,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:41:52,520 INFO L470 AbstractCegarLoop]: Abstraction has 817 states and 1131 transitions. [2021-12-06 18:41:52,521 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-06 18:41:52,521 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1131 transitions. [2021-12-06 18:41:52,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-12-06 18:41:52,524 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:41:52,524 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] [2021-12-06 18:41:52,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-12-06 18:41:52,725 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 18:41:52,726 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:41:52,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:41:52,728 INFO L85 PathProgramCache]: Analyzing trace with hash 1982093192, now seen corresponding path program 1 times [2021-12-06 18:41:52,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 18:41:52,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1184369862] [2021-12-06 18:41:52,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:52,732 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 18:41:52,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 18:41:52,734 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 18:41:52,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-12-06 18:41:53,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:53,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 913 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 18:41:53,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:41:53,733 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-12-06 18:41:53,734 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:41:53,734 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 18:41:53,734 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1184369862] [2021-12-06 18:41:53,734 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1184369862] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:41:53,734 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:41:53,734 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:41:53,734 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295929778] [2021-12-06 18:41:53,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:41:53,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:41:53,735 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 18:41:53,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:41:53,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:41:53,736 INFO L87 Difference]: Start difference. First operand 817 states and 1131 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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) [2021-12-06 18:41:54,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:41:54,058 INFO L93 Difference]: Finished difference Result 1844 states and 2569 transitions. [2021-12-06 18:41:54,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:41:54,059 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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 134 [2021-12-06 18:41:54,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:41:54,067 INFO L225 Difference]: With dead ends: 1844 [2021-12-06 18:41:54,067 INFO L226 Difference]: Without dead ends: 1047 [2021-12-06 18:41:54,070 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:41:54,071 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 111 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.3s IncrementalHoareTripleChecker+Time [2021-12-06 18:41:54,071 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 598 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-06 18:41:54,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1047 states. [2021-12-06 18:41:54,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1047 to 1038. [2021-12-06 18:41:54,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1038 states, 862 states have (on average 1.3979118329466358) internal successors, (1205), 862 states have internal predecessors, (1205), 120 states have call successors, (120), 56 states have call predecessors, (120), 55 states have return successors, (125), 119 states have call predecessors, (125), 119 states have call successors, (125) [2021-12-06 18:41:54,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 1038 states and 1450 transitions. [2021-12-06 18:41:54,116 INFO L78 Accepts]: Start accepts. Automaton has 1038 states and 1450 transitions. Word has length 134 [2021-12-06 18:41:54,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:41:54,116 INFO L470 AbstractCegarLoop]: Abstraction has 1038 states and 1450 transitions. [2021-12-06 18:41:54,116 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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) [2021-12-06 18:41:54,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1450 transitions. [2021-12-06 18:41:54,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-12-06 18:41:54,120 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:41:54,120 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] [2021-12-06 18:41:54,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-12-06 18:41:54,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 18:41:54,320 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:41:54,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:41:54,321 INFO L85 PathProgramCache]: Analyzing trace with hash 888649648, now seen corresponding path program 1 times [2021-12-06 18:41:54,322 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 18:41:54,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1416356736] [2021-12-06 18:41:54,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:54,322 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 18:41:54,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 18:41:54,322 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 18:41:54,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-12-06 18:41:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:54,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 975 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 18:41:54,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:41:55,283 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-12-06 18:41:55,283 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:41:55,284 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 18:41:55,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1416356736] [2021-12-06 18:41:55,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1416356736] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:41:55,284 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:41:55,284 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:41:55,284 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55047433] [2021-12-06 18:41:55,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:41:55,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:41:55,285 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 18:41:55,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:41:55,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:41:55,286 INFO L87 Difference]: Start difference. First operand 1038 states and 1450 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2021-12-06 18:41:57,322 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 18:41:57,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:41:57,620 INFO L93 Difference]: Finished difference Result 2758 states and 3855 transitions. [2021-12-06 18:41:57,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:41:57,621 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 156 [2021-12-06 18:41:57,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:41:57,630 INFO L225 Difference]: With dead ends: 2758 [2021-12-06 18:41:57,630 INFO L226 Difference]: Without dead ends: 1751 [2021-12-06 18:41:57,633 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:41:57,634 INFO L933 BasicCegarLoop]: 452 mSDtfsCounter, 257 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 720 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-12-06 18:41:57,634 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [257 Valid, 720 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2021-12-06 18:41:57,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1751 states. [2021-12-06 18:41:57,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1751 to 1742. [2021-12-06 18:41:57,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1742 states, 1452 states have (on average 1.3836088154269972) internal successors, (2009), 1452 states have internal predecessors, (2009), 194 states have call successors, (194), 96 states have call predecessors, (194), 95 states have return successors, (201), 193 states have call predecessors, (201), 193 states have call successors, (201) [2021-12-06 18:41:57,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 1742 states and 2404 transitions. [2021-12-06 18:41:57,702 INFO L78 Accepts]: Start accepts. Automaton has 1742 states and 2404 transitions. Word has length 156 [2021-12-06 18:41:57,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:41:57,702 INFO L470 AbstractCegarLoop]: Abstraction has 1742 states and 2404 transitions. [2021-12-06 18:41:57,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2021-12-06 18:41:57,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 2404 transitions. [2021-12-06 18:41:57,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-12-06 18:41:57,706 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:41:57,706 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] [2021-12-06 18:41:57,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-12-06 18:41:57,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 18:41:57,907 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:41:57,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:41:57,907 INFO L85 PathProgramCache]: Analyzing trace with hash 685653102, now seen corresponding path program 1 times [2021-12-06 18:41:57,908 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 18:41:57,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1997865306] [2021-12-06 18:41:57,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:57,908 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 18:41:57,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 18:41:57,909 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 18:41:57,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-12-06 18:41:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:58,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 975 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-06 18:41:58,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:41:58,876 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-12-06 18:41:58,876 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:41:58,877 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 18:41:58,877 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1997865306] [2021-12-06 18:41:58,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1997865306] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:41:58,877 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:41:58,877 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 18:41:58,877 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412681215] [2021-12-06 18:41:58,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:41:58,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 18:41:58,878 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 18:41:58,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 18:41:58,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 18:41:58,878 INFO L87 Difference]: Start difference. First operand 1742 states and 2404 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, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-06 18:41:58,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:41:58,972 INFO L93 Difference]: Finished difference Result 3507 states and 4868 transitions. [2021-12-06 18:41:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 18:41:58,973 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, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 156 [2021-12-06 18:41:58,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:41:58,981 INFO L225 Difference]: With dead ends: 3507 [2021-12-06 18:41:58,981 INFO L226 Difference]: Without dead ends: 1796 [2021-12-06 18:41:58,985 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 18:41:58,986 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 2 mSDsluCounter, 925 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:41:58,986 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 1235 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:41:58,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1796 states. [2021-12-06 18:41:59,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1796 to 1782. [2021-12-06 18:41:59,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1782 states, 1480 states have (on average 1.3763513513513514) internal successors, (2037), 1484 states have internal predecessors, (2037), 194 states have call successors, (194), 96 states have call predecessors, (194), 107 states have return successors, (221), 201 states have call predecessors, (221), 193 states have call successors, (221) [2021-12-06 18:41:59,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1782 states and 2452 transitions. [2021-12-06 18:41:59,057 INFO L78 Accepts]: Start accepts. Automaton has 1782 states and 2452 transitions. Word has length 156 [2021-12-06 18:41:59,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:41:59,058 INFO L470 AbstractCegarLoop]: Abstraction has 1782 states and 2452 transitions. [2021-12-06 18:41:59,058 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, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-06 18:41:59,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2452 transitions. [2021-12-06 18:41:59,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-12-06 18:41:59,062 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:41:59,062 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] [2021-12-06 18:41:59,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (8)] Ended with exit code 0 [2021-12-06 18:41:59,262 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 18:41:59,262 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:41:59,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:41:59,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1189811930, now seen corresponding path program 1 times [2021-12-06 18:41:59,264 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 18:41:59,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1183569194] [2021-12-06 18:41:59,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:41:59,264 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 18:41:59,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 18:41:59,265 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 18:41:59,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-12-06 18:41:59,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:41:59,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 1001 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-06 18:41:59,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:42:00,411 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-12-06 18:42:00,411 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:42:00,411 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 18:42:00,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1183569194] [2021-12-06 18:42:00,412 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1183569194] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:42:00,412 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:42:00,412 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-06 18:42:00,412 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455509920] [2021-12-06 18:42:00,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:42:00,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-06 18:42:00,413 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 18:42:00,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-06 18:42:00,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-12-06 18:42:00,413 INFO L87 Difference]: Start difference. First operand 1782 states and 2452 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, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 5 states have call predecessors, (16), 3 states have call successors, (16) [2021-12-06 18:42:01,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:42:01,010 INFO L93 Difference]: Finished difference Result 3803 states and 5284 transitions. [2021-12-06 18:42:01,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-06 18:42:01,011 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, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 5 states have call predecessors, (16), 3 states have call successors, (16) Word has length 163 [2021-12-06 18:42:01,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:42:01,020 INFO L225 Difference]: With dead ends: 3803 [2021-12-06 18:42:01,020 INFO L226 Difference]: Without dead ends: 2052 [2021-12-06 18:42:01,024 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2021-12-06 18:42:01,025 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 43 mSDsluCounter, 2811 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.4s IncrementalHoareTripleChecker+Time [2021-12-06 18:42:01,025 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [49 Valid, 3171 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-06 18:42:01,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2052 states. [2021-12-06 18:42:01,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2052 to 1806. [2021-12-06 18:42:01,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1806 states, 1500 states have (on average 1.366) internal successors, (2049), 1500 states have internal predecessors, (2049), 194 states have call successors, (194), 96 states have call predecessors, (194), 111 states have return successors, (225), 209 states have call predecessors, (225), 193 states have call successors, (225) [2021-12-06 18:42:01,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1806 states and 2468 transitions. [2021-12-06 18:42:01,121 INFO L78 Accepts]: Start accepts. Automaton has 1806 states and 2468 transitions. Word has length 163 [2021-12-06 18:42:01,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:42:01,122 INFO L470 AbstractCegarLoop]: Abstraction has 1806 states and 2468 transitions. [2021-12-06 18:42:01,122 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, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 5 states have call predecessors, (16), 3 states have call successors, (16) [2021-12-06 18:42:01,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 2468 transitions. [2021-12-06 18:42:01,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-12-06 18:42:01,128 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:42:01,128 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] [2021-12-06 18:42:01,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (9)] Ended with exit code 0 [2021-12-06 18:42:01,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 18:42:01,329 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:42:01,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:42:01,329 INFO L85 PathProgramCache]: Analyzing trace with hash 699141421, now seen corresponding path program 1 times [2021-12-06 18:42:01,330 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 18:42:01,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [127451035] [2021-12-06 18:42:01,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:42:01,330 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 18:42:01,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 18:42:01,331 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 18:42:01,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-12-06 18:42:01,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:42:01,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 1027 conjuncts, 25 conjunts are in the unsatisfiable core [2021-12-06 18:42:01,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:42:03,102 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-12-06 18:42:03,102 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:42:03,102 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 18:42:03,103 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [127451035] [2021-12-06 18:42:03,103 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [127451035] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:42:03,103 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:42:03,103 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-06 18:42:03,103 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061447025] [2021-12-06 18:42:03,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:42:03,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-06 18:42:03,104 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 18:42:03,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-06 18:42:03,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2021-12-06 18:42:03,104 INFO L87 Difference]: Start difference. First operand 1806 states and 2468 transitions. Second operand has 12 states, 12 states have (on average 8.166666666666666) internal successors, (98), 10 states have internal predecessors, (98), 4 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (17), 6 states have call predecessors, (17), 4 states have call successors, (17) [2021-12-06 18:42:04,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:42:04,649 INFO L93 Difference]: Finished difference Result 3931 states and 5424 transitions. [2021-12-06 18:42:04,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-12-06 18:42:04,650 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.166666666666666) internal successors, (98), 10 states have internal predecessors, (98), 4 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (17), 6 states have call predecessors, (17), 4 states have call successors, (17) Word has length 169 [2021-12-06 18:42:04,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:42:04,661 INFO L225 Difference]: With dead ends: 3931 [2021-12-06 18:42:04,661 INFO L226 Difference]: Without dead ends: 2156 [2021-12-06 18:42:04,666 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2021-12-06 18:42:04,666 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 99 mSDsluCounter, 3537 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 3906 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-12-06 18:42:04,667 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [101 Valid, 3906 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-12-06 18:42:04,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2156 states. [2021-12-06 18:42:04,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2156 to 1846. [2021-12-06 18:42:04,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1846 states, 1532 states have (on average 1.358355091383812) internal successors, (2081), 1532 states have internal predecessors, (2081), 202 states have call successors, (202), 96 states have call predecessors, (202), 111 states have return successors, (233), 217 states have call predecessors, (233), 201 states have call successors, (233) [2021-12-06 18:42:04,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 1846 states and 2516 transitions. [2021-12-06 18:42:04,730 INFO L78 Accepts]: Start accepts. Automaton has 1846 states and 2516 transitions. Word has length 169 [2021-12-06 18:42:04,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:42:04,730 INFO L470 AbstractCegarLoop]: Abstraction has 1846 states and 2516 transitions. [2021-12-06 18:42:04,730 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.166666666666666) internal successors, (98), 10 states have internal predecessors, (98), 4 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (17), 6 states have call predecessors, (17), 4 states have call successors, (17) [2021-12-06 18:42:04,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2516 transitions. [2021-12-06 18:42:04,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-12-06 18:42:04,734 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:42:04,735 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] [2021-12-06 18:42:04,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (10)] Ended with exit code 0 [2021-12-06 18:42:04,935 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 18:42:04,935 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:42:04,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:42:04,936 INFO L85 PathProgramCache]: Analyzing trace with hash 2025494723, now seen corresponding path program 1 times [2021-12-06 18:42:04,936 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 18:42:04,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [785685873] [2021-12-06 18:42:04,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:42:04,937 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 18:42:04,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 18:42:04,937 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 18:42:04,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-12-06 18:42:08,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:42:08,802 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:42:10,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:42:10,988 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-12-06 18:42:10,988 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-06 18:42:10,988 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-06 18:42:11,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (11)] Ended with exit code 0 [2021-12-06 18:42:11,190 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 18:42:11,200 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:42:11,208 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 18:42:11,259 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2021-12-06 18:42:11,263 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2021-12-06 18:42:11,281 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:42:11,281 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:42:11,282 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:42:11,282 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:42:11,282 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:42:11,283 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:42:11,283 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:42:11,283 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:42:11,283 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:42:11,283 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 18:42:11,286 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,286 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,286 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,287 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,287 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,287 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,287 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,287 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,287 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,287 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,287 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,288 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,288 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,288 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,288 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,288 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,288 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,288 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,288 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,290 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,290 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,290 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,291 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,291 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,291 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,291 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,291 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,291 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,293 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,293 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,293 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,294 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,294 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,294 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,294 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,294 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,294 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,295 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,295 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,295 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,295 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,295 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,295 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,295 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,295 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,295 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,296 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,296 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,296 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,296 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,296 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,296 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,296 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_src#1 : $Pointer$ not handled [2021-12-06 18:42:11,296 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_dest#1 : $Pointer$ not handled [2021-12-06 18:42:11,297 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memcpy_#res#1 : $Pointer$ not handled [2021-12-06 18:42:11,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 06:42:11 BoogieIcfgContainer [2021-12-06 18:42:11,412 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 18:42:11,412 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 18:42:11,412 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 18:42:11,412 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 18:42:11,412 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:41:45" (3/4) ... [2021-12-06 18:42:11,415 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 18:42:11,415 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 18:42:11,415 INFO L158 Benchmark]: Toolchain (without parser) took 36214.86ms. Allocated memory was 58.7MB in the beginning and 213.9MB in the end (delta: 155.2MB). Free memory was 29.3MB in the beginning and 83.0MB in the end (delta: -53.7MB). Peak memory consumption was 101.3MB. Max. memory is 16.1GB. [2021-12-06 18:42:11,415 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory is still 39.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:42:11,416 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1046.58ms. Allocated memory was 58.7MB in the beginning and 107.0MB in the end (delta: 48.2MB). Free memory was 29.1MB in the beginning and 47.3MB in the end (delta: -18.2MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2021-12-06 18:42:11,416 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.79ms. Allocated memory is still 107.0MB. Free memory was 47.3MB in the beginning and 41.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-06 18:42:11,416 INFO L158 Benchmark]: Boogie Preprocessor took 87.44ms. Allocated memory is still 107.0MB. Free memory was 41.0MB in the beginning and 56.1MB in the end (delta: -15.1MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2021-12-06 18:42:11,416 INFO L158 Benchmark]: RCFGBuilder took 9449.65ms. Allocated memory was 107.0MB in the beginning and 161.5MB in the end (delta: 54.5MB). Free memory was 55.6MB in the beginning and 111.6MB in the end (delta: -55.9MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. [2021-12-06 18:42:11,417 INFO L158 Benchmark]: TraceAbstraction took 25538.92ms. Allocated memory was 161.5MB in the beginning and 213.9MB in the end (delta: 52.4MB). Free memory was 110.5MB in the beginning and 83.0MB in the end (delta: 27.6MB). Peak memory consumption was 81.0MB. Max. memory is 16.1GB. [2021-12-06 18:42:11,417 INFO L158 Benchmark]: Witness Printer took 2.76ms. Allocated memory is still 213.9MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:42:11,418 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory is still 39.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1046.58ms. Allocated memory was 58.7MB in the beginning and 107.0MB in the end (delta: 48.2MB). Free memory was 29.1MB in the beginning and 47.3MB in the end (delta: -18.2MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.79ms. Allocated memory is still 107.0MB. Free memory was 47.3MB in the beginning and 41.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.44ms. Allocated memory is still 107.0MB. Free memory was 41.0MB in the beginning and 56.1MB in the end (delta: -15.1MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * RCFGBuilder took 9449.65ms. Allocated memory was 107.0MB in the beginning and 161.5MB in the end (delta: 54.5MB). Free memory was 55.6MB in the beginning and 111.6MB in the end (delta: -55.9MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. * TraceAbstraction took 25538.92ms. Allocated memory was 161.5MB in the beginning and 213.9MB in the end (delta: 52.4MB). Free memory was 110.5MB in the beginning and 83.0MB in the end (delta: 27.6MB). Peak memory consumption was 81.0MB. Max. memory is 16.1GB. * Witness Printer took 2.76ms. Allocated memory is still 213.9MB. Free memory is still 83.0MB. 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_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_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_#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_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_#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_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_#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_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_#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_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_#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_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_#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_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_#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_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_#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_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_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_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_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={48:0}, ldvarg2={37:0}, 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={48:0}, ldvarg2={37:0}, 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={48:0}, ldvarg1={0:0}, ldvarg2={37:0}, 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={48:0}, ldvarg1={0:0}, ldvarg2={37:0}, 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={48:0}, ldvarg1={0:0}, ldvarg2={37:0}, ldvarg3={0:0}, memset((void *)(& ldvarg0), 0, 4UL)={48:0}, 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={48:0}, ldvarg1={0:0}, ldvarg2={37:0}, ldvarg3={0:0}, memset((void *)(& ldvarg2), 0, 4UL)={37:0}, 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={48:0}, ldvarg1={0:0}, ldvarg2={37:0}, 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={48:0}, ldvarg1={0:0}, ldvarg2={37:0}, 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={48:0}, ldvarg1={0:0}, ldvarg2={37:0}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, ldv_func_arg2={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, 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={48:0}, ldvarg1={0:0}, ldvarg2={37:0}, 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={25:26}, 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={48:0}, ldvarg1={0:0}, ldvarg2={37:0}, 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={25:26}, 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={48:0}, ldvarg1={0:0}, ldvarg2={37:0}, 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={25:26}, 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={48:0}, ldvarg1={0:0}, ldvarg2={37:0}, 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={25:26}, 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={25:26}, descriptor={36:0}, descriptor___0={44:0}, descriptor___1={39:0}, dev={0:0}, dev={0:0}, dev->net={67108864:0}, 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={25:26}, count=2, descriptor={36:0}, descriptor___0={44:0}, descriptor___1={39:0}, 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={0:0}, 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, packet={0:4}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, count=2, descriptor={36:0}, descriptor___0={44:0}, descriptor___1={39:0}, 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={0:0}, 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, packet={0:4}, 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={25:26}, count=2, descriptor={36:0}, descriptor___0={44:0}, descriptor___1={39:0}, 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={0:0}, 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, packet={0:4}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, calloc(1UL, size)={34:0}, 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={34:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=248, tmp={34:0}, 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={25:26}, 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={25:26}, 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={25:26}, calloc(1UL, size)={34:0}, 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={34:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=248, tmp={34:0}, tmp___0=0, usb_counter=0] [L5615] return (p); VAL [\old(last_index)=0, \old(size)=248, \result={34:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __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={25:26}, calloc(1UL, size)={34:0}, 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={34:0}, products={22:0}, ref_cnt=0, set_impl={24:0}, size=248, tmp={34:0}, 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={25:26}, 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 ))={34:0}, 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={25:26}, 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={34:0}, tmp___7={34:0}, 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={25:26}, e={34:0}, e={34:0}, 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={25:26}, e={34:0}, e={34:0}, 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={25:26}, e={34:0}, e={34:0}, 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={25:26}, e={34:0}, e={34:0}, 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={34:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __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={25:26}, 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={34:0}, tmp___7={34:0}, 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={25:26}, 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()={34:0}, 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={25:26}, 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={34:0}, 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={25:26}, 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={25:26}, 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={25:26}, 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={34:0}, 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={34:0}, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __mod_usb__products_device_table=0, __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={25:26}, 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={34:0}, 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={25:26}, count=2, descriptor={36:0}, descriptor___0={44:0}, descriptor___1={39:0}, 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={34:0}, header={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, packet={0:4}, 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={25:26}, arg0={34:0}, 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={25:26}, arg0={34:0}, arg0={34:0}, 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={25:26}, count=2, descriptor={36:0}, descriptor___0={44:0}, descriptor___1={39:0}, 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={34:0}, header={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, packet={0:4}, 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={25:26}, count=1, descriptor={36:0}, descriptor___0={44:0}, descriptor___1={39:0}, 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={34:0}, header={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, packet={0:8}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, count=1, descriptor={36:0}, descriptor___0={44:0}, descriptor___1={39:0}, 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={34:0}, header={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, packet={0:8}, 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={25:26}, count=1, descriptor={36:0}, descriptor___0={44:0}, descriptor___1={39:0}, 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={34:0}, header={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, packet={0:8}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, count=1, descriptor={36:0}, descriptor___0={44:0}, descriptor___1={39:0}, 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={34:0}, header={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, packet={0:8}, 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={25:26}, count=1, descriptor={36:0}, descriptor___0={44:0}, descriptor___1={39:0}, 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={34:0}, header={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, packet={0:8}, 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={25:26}, 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={34:0}, header={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, packet={0:8}, 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={25:26}, 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={48:0}, ldvarg1={0:0}, ldvarg2={37:0}, 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={25:26}, 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={48:0}, ldvarg1={0:0}, ldvarg2={37:0}, 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={25:26}, 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={48:0}, ldvarg1={0:0}, ldvarg2={37:0}, 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={25:26}, 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={48:0}, ldvarg1={0:0}, ldvarg2={37:0}, 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={25:26}, 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={48:0}, ldvarg1={0:0}, ldvarg2={37:0}, 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={25:26}, 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={25:26}, 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={48:0}, ldvarg1={0:0}, ldvarg2={37:0}, 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={25:26}, 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={25:26}, 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={25:26}, 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={25:26}, 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: 25.3s, OverallIterations: 10, TraceHistogramMax: 8, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 7.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 1073 SdHoareTripleChecker+Valid, 6.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1065 mSDsluCounter, 14403 SdHoareTripleChecker+Invalid, 6.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11265 mSDsCounter, 46 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 393 IncrementalHoareTripleChecker+Invalid, 441 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 46 mSolverCounterUnsat, 3138 mSDtfsCounter, 393 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1026 GetRequests, 976 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1846occurred in iteration=9, InterpolantAutomatonStates: 56, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 9 MinimizatonAttempts, 588 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 6.4s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 1152 NumberOfCodeBlocks, 1132 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1008 ConstructedInterpolants, 0 QuantifiedInterpolants, 1409 SizeOfPredicates, 27 NumberOfNonLiveVariables, 7157 ConjunctsInSsa, 62 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 841/849 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 [2021-12-06 18:42:11,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f13c5f-dc40-44fc-9b6b-6cafddd8c68a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample