./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.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=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 3c9185451e17cd03a558fe9bd455bfb656de587a9df23cb7cc44d8e38d5b1098 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 17:43:50,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 17:43:50,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 17:43:50,371 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 17:43:50,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 17:43:50,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 17:43:50,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 17:43:50,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 17:43:50,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 17:43:50,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 17:43:50,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 17:43:50,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 17:43:50,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 17:43:50,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 17:43:50,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 17:43:50,399 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 17:43:50,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 17:43:50,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 17:43:50,408 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 17:43:50,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 17:43:50,412 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 17:43:50,415 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 17:43:50,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 17:43:50,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 17:43:50,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 17:43:50,419 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 17:43:50,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 17:43:50,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 17:43:50,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 17:43:50,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 17:43:50,426 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 17:43:50,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 17:43:50,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 17:43:50,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 17:43:50,428 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 17:43:50,428 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 17:43:50,429 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 17:43:50,433 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 17:43:50,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 17:43:50,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 17:43:50,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 17:43:50,436 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 17:43:50,450 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 17:43:50,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 17:43:50,451 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 17:43:50,451 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 17:43:50,452 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 17:43:50,452 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 17:43:50,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 17:43:50,452 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 17:43:50,453 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 17:43:50,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 17:43:50,453 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 17:43:50,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 17:43:50,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 17:43:50,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 17:43:50,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 17:43:50,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 17:43:50,454 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 17:43:50,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 17:43:50,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 17:43:50,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 17:43:50,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 17:43:50,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:43:50,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 17:43:50,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 17:43:50,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 17:43:50,455 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 17:43:50,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 17:43:50,456 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 17:43:50,456 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 17:43:50,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 17:43:50,456 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 17:43:50,456 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c9185451e17cd03a558fe9bd455bfb656de587a9df23cb7cc44d8e38d5b1098 [2021-12-14 17:43:50,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 17:43:50,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 17:43:50,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 17:43:50,639 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 17:43:50,639 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 17:43:50,641 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point.cil.out.i [2021-12-14 17:43:50,696 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44a863080/22ed891679b64fa3aa02fae37a1624e6/FLAGd733cddba [2021-12-14 17:43:51,283 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 17:43:51,283 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point.cil.out.i [2021-12-14 17:43:51,314 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44a863080/22ed891679b64fa3aa02fae37a1624e6/FLAGd733cddba [2021-12-14 17:43:51,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44a863080/22ed891679b64fa3aa02fae37a1624e6 [2021-12-14 17:43:51,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 17:43:51,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 17:43:51,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 17:43:51,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 17:43:51,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 17:43:51,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:43:51" (1/1) ... [2021-12-14 17:43:51,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9785ede and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:51, skipping insertion in model container [2021-12-14 17:43:51,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:43:51" (1/1) ... [2021-12-14 17:43:51,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 17:43:51,576 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:43:52,263 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point.cil.out.i[174669,174682] [2021-12-14 17:43:52,617 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:43:52,639 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 17:43:52,752 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point.cil.out.i[174669,174682] [2021-12-14 17:43:52,832 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:43:52,881 INFO L208 MainTranslator]: Completed translation [2021-12-14 17:43:52,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:52 WrapperNode [2021-12-14 17:43:52,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 17:43:52,885 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 17:43:52,885 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 17:43:52,886 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 17:43:52,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:52" (1/1) ... [2021-12-14 17:43:52,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:52" (1/1) ... [2021-12-14 17:43:53,016 INFO L137 Inliner]: procedures = 177, calls = 512, calls flagged for inlining = 97, calls inlined = 94, statements flattened = 1880 [2021-12-14 17:43:53,016 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 17:43:53,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 17:43:53,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 17:43:53,017 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 17:43:53,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:52" (1/1) ... [2021-12-14 17:43:53,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:52" (1/1) ... [2021-12-14 17:43:53,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:52" (1/1) ... [2021-12-14 17:43:53,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:52" (1/1) ... [2021-12-14 17:43:53,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:52" (1/1) ... [2021-12-14 17:43:53,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:52" (1/1) ... [2021-12-14 17:43:53,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:52" (1/1) ... [2021-12-14 17:43:53,111 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 17:43:53,112 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 17:43:53,113 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 17:43:53,113 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 17:43:53,114 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:52" (1/1) ... [2021-12-14 17:43:53,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:43:53,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:43:53,152 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-14 17:43:53,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-14 17:43:53,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 17:43:53,182 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-14 17:43:53,182 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2021-12-14 17:43:53,182 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2021-12-14 17:43:53,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 17:43:53,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 17:43:53,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_18 [2021-12-14 17:43:53,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_18 [2021-12-14 17:43:53,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 17:43:53,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 17:43:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 17:43:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 17:43:53,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 17:43:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2021-12-14 17:43:53,183 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2021-12-14 17:43:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2021-12-14 17:43:53,183 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2021-12-14 17:43:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-14 17:43:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-14 17:43:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-14 17:43:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-14 17:43:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 17:43:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 17:43:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-14 17:43:53,185 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-14 17:43:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-14 17:43:53,185 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2021-12-14 17:43:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2021-12-14 17:43:53,185 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_disconnected [2021-12-14 17:43:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_disconnected [2021-12-14 17:43:53,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-14 17:43:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-14 17:43:53,186 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_data_transmit [2021-12-14 17:43:53,186 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_data_transmit [2021-12-14 17:43:53,186 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_data_indication [2021-12-14 17:43:53,186 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_data_indication [2021-12-14 17:43:53,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 17:43:53,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 17:43:53,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 17:43:53,186 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-12-14 17:43:53,187 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-12-14 17:43:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 17:43:53,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 17:43:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-14 17:43:53,187 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-14 17:43:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_set_mac_address [2021-12-14 17:43:53,187 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_set_mac_address [2021-12-14 17:43:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 17:43:53,187 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 17:43:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 17:43:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2021-12-14 17:43:53,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2021-12-14 17:43:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 17:43:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure x25_type_trans [2021-12-14 17:43:53,189 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_type_trans [2021-12-14 17:43:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net [2021-12-14 17:43:53,189 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net [2021-12-14 17:43:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 17:43:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 17:43:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-14 17:43:53,191 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-14 17:43:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-14 17:43:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_get_x25_dev [2021-12-14 17:43:53,191 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_get_x25_dev [2021-12-14 17:43:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-14 17:43:53,192 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-14 17:43:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-14 17:43:53,192 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-14 17:43:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 17:43:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-14 17:43:53,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-14 17:43:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_connected [2021-12-14 17:43:53,193 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_connected [2021-12-14 17:43:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 17:43:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 17:43:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-14 17:43:53,194 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-14 17:43:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_zalloc [2021-12-14 17:43:53,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_zalloc [2021-12-14 17:43:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-14 17:43:53,194 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-14 17:43:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-14 17:43:53,194 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-14 17:43:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 17:43:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2021-12-14 17:43:53,195 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2021-12-14 17:43:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 17:43:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 17:43:53,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 17:43:53,547 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 17:43:53,549 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 17:43:53,739 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 17:43:54,505 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 17:43:54,514 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 17:43:54,515 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-14 17:43:54,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:43:54 BoogieIcfgContainer [2021-12-14 17:43:54,518 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 17:43:54,519 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 17:43:54,520 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 17:43:54,523 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 17:43:54,523 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:43:51" (1/3) ... [2021-12-14 17:43:54,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e0ca9d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:43:54, skipping insertion in model container [2021-12-14 17:43:54,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:52" (2/3) ... [2021-12-14 17:43:54,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e0ca9d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:43:54, skipping insertion in model container [2021-12-14 17:43:54,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:43:54" (3/3) ... [2021-12-14 17:43:54,525 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point.cil.out.i [2021-12-14 17:43:54,530 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 17:43:54,530 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 17:43:54,589 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 17:43:54,594 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 [2021-12-14 17:43:54,594 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 17:43:54,617 INFO L276 IsEmpty]: Start isEmpty. Operand has 727 states, 585 states have (on average 1.488888888888889) internal successors, (871), 595 states have internal predecessors, (871), 106 states have call successors, (106), 35 states have call predecessors, (106), 34 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2021-12-14 17:43:54,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-12-14 17:43:54,629 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:43:54,629 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:43:54,630 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:43:54,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:43:54,634 INFO L85 PathProgramCache]: Analyzing trace with hash -272515885, now seen corresponding path program 1 times [2021-12-14 17:43:54,641 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:43:54,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617792295] [2021-12-14 17:43:54,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:43:54,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:43:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:54,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:43:54,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:54,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:54,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:54,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:54,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 17:43:54,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:55,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 17:43:55,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:55,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:43:55,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:55,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 17:43:55,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 17:43:55,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:55,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:55,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 17:43:55,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:55,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:55,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 17:43:55,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:55,253 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-12-14 17:43:55,254 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:43:55,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617792295] [2021-12-14 17:43:55,255 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617792295] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:43:55,255 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:43:55,255 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 17:43:55,257 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692207623] [2021-12-14 17:43:55,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:43:55,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 17:43:55,261 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:43:55,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 17:43:55,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-14 17:43:55,285 INFO L87 Difference]: Start difference. First operand has 727 states, 585 states have (on average 1.488888888888889) internal successors, (871), 595 states have internal predecessors, (871), 106 states have call successors, (106), 35 states have call predecessors, (106), 34 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-12-14 17:43:55,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:43:55,833 INFO L93 Difference]: Finished difference Result 1498 states and 2279 transitions. [2021-12-14 17:43:55,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-14 17:43:55,836 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 150 [2021-12-14 17:43:55,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:43:55,854 INFO L225 Difference]: With dead ends: 1498 [2021-12-14 17:43:55,854 INFO L226 Difference]: Without dead ends: 763 [2021-12-14 17:43:55,862 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-14 17:43:55,872 INFO L933 BasicCegarLoop]: 1047 mSDtfsCounter, 264 mSDsluCounter, 1290 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 2337 SdHoareTripleChecker+Invalid, 369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-14 17:43:55,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [274 Valid, 2337 Invalid, 369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-14 17:43:55,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 763 states. [2021-12-14 17:43:55,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 763 to 714. [2021-12-14 17:43:55,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 714 states, 580 states have (on average 1.467241379310345) internal successors, (851), 582 states have internal predecessors, (851), 100 states have call successors, (100), 34 states have call predecessors, (100), 33 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2021-12-14 17:43:55,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 714 states and 1050 transitions. [2021-12-14 17:43:55,948 INFO L78 Accepts]: Start accepts. Automaton has 714 states and 1050 transitions. Word has length 150 [2021-12-14 17:43:55,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:43:55,948 INFO L470 AbstractCegarLoop]: Abstraction has 714 states and 1050 transitions. [2021-12-14 17:43:55,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-12-14 17:43:55,949 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1050 transitions. [2021-12-14 17:43:55,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-12-14 17:43:55,958 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:43:55,958 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:43:55,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 17:43:55,959 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:43:55,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:43:55,960 INFO L85 PathProgramCache]: Analyzing trace with hash -1960355613, now seen corresponding path program 1 times [2021-12-14 17:43:55,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:43:55,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536055271] [2021-12-14 17:43:55,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:43:55,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:43:56,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:43:56,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:56,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:56,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 17:43:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:56,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 17:43:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:56,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:56,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:43:56,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:56,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 17:43:56,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:56,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:56,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 17:43:56,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:56,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:56,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 17:43:56,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:56,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:56,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 17:43:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:56,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,260 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-12-14 17:43:56,261 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:43:56,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536055271] [2021-12-14 17:43:56,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536055271] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:43:56,261 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:43:56,261 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 17:43:56,262 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201746381] [2021-12-14 17:43:56,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:43:56,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 17:43:56,263 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:43:56,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 17:43:56,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-14 17:43:56,264 INFO L87 Difference]: Start difference. First operand 714 states and 1050 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2021-12-14 17:43:57,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:43:57,238 INFO L93 Difference]: Finished difference Result 1851 states and 2800 transitions. [2021-12-14 17:43:57,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-14 17:43:57,239 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 150 [2021-12-14 17:43:57,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:43:57,247 INFO L225 Difference]: With dead ends: 1851 [2021-12-14 17:43:57,247 INFO L226 Difference]: Without dead ends: 1157 [2021-12-14 17:43:57,249 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-12-14 17:43:57,252 INFO L933 BasicCegarLoop]: 1592 mSDtfsCounter, 1817 mSDsluCounter, 3137 mSDsCounter, 0 mSdLazyCounter, 708 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1870 SdHoareTripleChecker+Valid, 4729 SdHoareTripleChecker+Invalid, 1010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-12-14 17:43:57,253 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1870 Valid, 4729 Invalid, 1010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 708 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-12-14 17:43:57,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1157 states. [2021-12-14 17:43:57,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1157 to 714. [2021-12-14 17:43:57,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 714 states, 580 states have (on average 1.4637931034482758) internal successors, (849), 582 states have internal predecessors, (849), 100 states have call successors, (100), 34 states have call predecessors, (100), 33 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2021-12-14 17:43:57,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 714 states and 1048 transitions. [2021-12-14 17:43:57,312 INFO L78 Accepts]: Start accepts. Automaton has 714 states and 1048 transitions. Word has length 150 [2021-12-14 17:43:57,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:43:57,312 INFO L470 AbstractCegarLoop]: Abstraction has 714 states and 1048 transitions. [2021-12-14 17:43:57,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2021-12-14 17:43:57,313 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1048 transitions. [2021-12-14 17:43:57,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-12-14 17:43:57,314 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:43:57,314 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:43:57,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-14 17:43:57,315 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:43:57,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:43:57,315 INFO L85 PathProgramCache]: Analyzing trace with hash 147056539, now seen corresponding path program 1 times [2021-12-14 17:43:57,315 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:43:57,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600212826] [2021-12-14 17:43:57,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:43:57,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:43:57,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:43:57,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:57,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 17:43:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:57,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 17:43:57,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:57,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:57,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:43:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:57,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:57,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 17:43:57,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:57,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:57,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 17:43:57,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 17:43:57,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:57,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 17:43:57,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:57,520 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-12-14 17:43:57,520 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:43:57,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600212826] [2021-12-14 17:43:57,520 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600212826] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:43:57,521 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:43:57,521 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 17:43:57,521 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55991374] [2021-12-14 17:43:57,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:43:57,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 17:43:57,522 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:43:57,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 17:43:57,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:43:57,522 INFO L87 Difference]: Start difference. First operand 714 states and 1048 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2021-12-14 17:43:58,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:43:58,337 INFO L93 Difference]: Finished difference Result 2170 states and 3211 transitions. [2021-12-14 17:43:58,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 17:43:58,338 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 150 [2021-12-14 17:43:58,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:43:58,343 INFO L225 Difference]: With dead ends: 2170 [2021-12-14 17:43:58,343 INFO L226 Difference]: Without dead ends: 1476 [2021-12-14 17:43:58,344 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-12-14 17:43:58,345 INFO L933 BasicCegarLoop]: 1116 mSDtfsCounter, 1468 mSDsluCounter, 2141 mSDsCounter, 0 mSdLazyCounter, 656 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1526 SdHoareTripleChecker+Valid, 3257 SdHoareTripleChecker+Invalid, 927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-12-14 17:43:58,345 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1526 Valid, 3257 Invalid, 927 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 656 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-12-14 17:43:58,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1476 states. [2021-12-14 17:43:58,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1476 to 1378. [2021-12-14 17:43:58,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1378 states, 1125 states have (on average 1.4746666666666666) internal successors, (1659), 1129 states have internal predecessors, (1659), 186 states have call successors, (186), 67 states have call predecessors, (186), 66 states have return successors, (185), 185 states have call predecessors, (185), 185 states have call successors, (185) [2021-12-14 17:43:58,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1378 states and 2030 transitions. [2021-12-14 17:43:58,402 INFO L78 Accepts]: Start accepts. Automaton has 1378 states and 2030 transitions. Word has length 150 [2021-12-14 17:43:58,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:43:58,406 INFO L470 AbstractCegarLoop]: Abstraction has 1378 states and 2030 transitions. [2021-12-14 17:43:58,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2021-12-14 17:43:58,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 2030 transitions. [2021-12-14 17:43:58,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-12-14 17:43:58,412 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:43:58,413 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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] [2021-12-14 17:43:58,413 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-14 17:43:58,413 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:43:58,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:43:58,414 INFO L85 PathProgramCache]: Analyzing trace with hash -716980191, now seen corresponding path program 1 times [2021-12-14 17:43:58,414 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:43:58,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189803557] [2021-12-14 17:43:58,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:43:58,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:43:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:43:58,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:58,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:58,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 17:43:58,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:58,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 17:43:58,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:58,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:58,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:43:58,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:58,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 17:43:58,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:58,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:58,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 17:43:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:58,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:58,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 17:43:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:58,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 17:43:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:58,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-12-14 17:43:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:58,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:58,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-12-14 17:43:58,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:58,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-14 17:43:58,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:58,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:58,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:58,758 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 776 trivial. 0 not checked. [2021-12-14 17:43:58,758 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:43:58,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189803557] [2021-12-14 17:43:58,759 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189803557] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:43:58,759 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:43:58,759 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 17:43:58,759 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340807960] [2021-12-14 17:43:58,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:43:58,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 17:43:58,761 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:43:58,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 17:43:58,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-14 17:43:58,762 INFO L87 Difference]: Start difference. First operand 1378 states and 2030 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 5 states have internal predecessors, (51), 3 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-14 17:44:00,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:44:00,137 INFO L93 Difference]: Finished difference Result 4273 states and 6404 transitions. [2021-12-14 17:44:00,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-14 17:44:00,137 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 5 states have internal predecessors, (51), 3 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 213 [2021-12-14 17:44:00,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:44:00,150 INFO L225 Difference]: With dead ends: 4273 [2021-12-14 17:44:00,151 INFO L226 Difference]: Without dead ends: 2901 [2021-12-14 17:44:00,156 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-12-14 17:44:00,157 INFO L933 BasicCegarLoop]: 1313 mSDtfsCounter, 1694 mSDsluCounter, 3546 mSDsCounter, 0 mSdLazyCounter, 1253 mSolverCounterSat, 486 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1749 SdHoareTripleChecker+Valid, 4859 SdHoareTripleChecker+Invalid, 1739 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 486 IncrementalHoareTripleChecker+Valid, 1253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-12-14 17:44:00,157 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1749 Valid, 4859 Invalid, 1739 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [486 Valid, 1253 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-12-14 17:44:00,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2901 states. [2021-12-14 17:44:00,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2901 to 2715. [2021-12-14 17:44:00,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2715 states, 2219 states have (on average 1.4785939612438035) internal successors, (3281), 2229 states have internal predecessors, (3281), 361 states have call successors, (361), 133 states have call predecessors, (361), 134 states have return successors, (408), 360 states have call predecessors, (408), 360 states have call successors, (408) [2021-12-14 17:44:00,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 2715 states and 4050 transitions. [2021-12-14 17:44:00,262 INFO L78 Accepts]: Start accepts. Automaton has 2715 states and 4050 transitions. Word has length 213 [2021-12-14 17:44:00,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:44:00,263 INFO L470 AbstractCegarLoop]: Abstraction has 2715 states and 4050 transitions. [2021-12-14 17:44:00,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 5 states have internal predecessors, (51), 3 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-14 17:44:00,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2715 states and 4050 transitions. [2021-12-14 17:44:00,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-12-14 17:44:00,272 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:44:00,272 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 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] [2021-12-14 17:44:00,272 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-14 17:44:00,273 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:44:00,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:44:00,273 INFO L85 PathProgramCache]: Analyzing trace with hash 1676192007, now seen corresponding path program 1 times [2021-12-14 17:44:00,273 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:44:00,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921011766] [2021-12-14 17:44:00,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:44:00,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:44:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:44:00,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:00,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:00,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 17:44:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:00,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 17:44:00,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:00,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:44:00,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 17:44:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:00,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:00,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 17:44:00,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:00,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:00,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 17:44:00,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:00,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 17:44:00,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-12-14 17:44:00,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:00,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-12-14 17:44:00,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:00,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-14 17:44:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:00,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-14 17:44:00,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-14 17:44:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:00,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:00,573 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 774 trivial. 0 not checked. [2021-12-14 17:44:00,573 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:44:00,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921011766] [2021-12-14 17:44:00,573 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921011766] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:44:00,573 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:44:00,573 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 17:44:00,574 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106293758] [2021-12-14 17:44:00,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:44:00,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 17:44:00,574 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:44:00,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 17:44:00,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-14 17:44:00,575 INFO L87 Difference]: Start difference. First operand 2715 states and 4050 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (17), 5 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 1 states have call successors, (16) [2021-12-14 17:44:01,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:44:01,226 INFO L93 Difference]: Finished difference Result 4265 states and 6462 transitions. [2021-12-14 17:44:01,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-14 17:44:01,227 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (17), 5 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 1 states have call successors, (16) Word has length 246 [2021-12-14 17:44:01,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:44:01,239 INFO L225 Difference]: With dead ends: 4265 [2021-12-14 17:44:01,239 INFO L226 Difference]: Without dead ends: 2903 [2021-12-14 17:44:01,244 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-12-14 17:44:01,245 INFO L933 BasicCegarLoop]: 1020 mSDtfsCounter, 767 mSDsluCounter, 1483 mSDsCounter, 0 mSdLazyCounter, 385 mSolverCounterSat, 347 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 771 SdHoareTripleChecker+Valid, 2503 SdHoareTripleChecker+Invalid, 732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 347 IncrementalHoareTripleChecker+Valid, 385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-12-14 17:44:01,246 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [771 Valid, 2503 Invalid, 732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [347 Valid, 385 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-12-14 17:44:01,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2903 states. [2021-12-14 17:44:01,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2903 to 2733. [2021-12-14 17:44:01,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2733 states, 2231 states have (on average 1.476019722097714) internal successors, (3293), 2243 states have internal predecessors, (3293), 361 states have call successors, (361), 133 states have call predecessors, (361), 140 states have return successors, (428), 364 states have call predecessors, (428), 360 states have call successors, (428) [2021-12-14 17:44:01,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 2733 states and 4082 transitions. [2021-12-14 17:44:01,362 INFO L78 Accepts]: Start accepts. Automaton has 2733 states and 4082 transitions. Word has length 246 [2021-12-14 17:44:01,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:44:01,362 INFO L470 AbstractCegarLoop]: Abstraction has 2733 states and 4082 transitions. [2021-12-14 17:44:01,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (17), 5 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 1 states have call successors, (16) [2021-12-14 17:44:01,362 INFO L276 IsEmpty]: Start isEmpty. Operand 2733 states and 4082 transitions. [2021-12-14 17:44:01,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2021-12-14 17:44:01,369 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:44:01,369 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 3, 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] [2021-12-14 17:44:01,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-14 17:44:01,370 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:44:01,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:44:01,370 INFO L85 PathProgramCache]: Analyzing trace with hash -2134173544, now seen corresponding path program 1 times [2021-12-14 17:44:01,370 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:44:01,370 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666340185] [2021-12-14 17:44:01,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:44:01,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:44:01,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:44:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:01,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:01,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 17:44:01,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:01,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 17:44:01,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:01,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:01,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:44:01,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:01,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:01,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 17:44:01,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:01,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 17:44:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:01,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:01,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 17:44:01,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:01,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 17:44:01,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:01,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-12-14 17:44:01,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:01,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-12-14 17:44:01,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:01,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-14 17:44:01,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:01,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:01,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-14 17:44:01,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:01,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:01,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:01,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:44:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:44:01,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:01,673 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2021-12-14 17:44:01,674 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:44:01,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666340185] [2021-12-14 17:44:01,674 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666340185] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:44:01,674 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:44:01,674 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 17:44:01,675 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624873498] [2021-12-14 17:44:01,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:44:01,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 17:44:01,675 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:44:01,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 17:44:01,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-12-14 17:44:01,676 INFO L87 Difference]: Start difference. First operand 2733 states and 4082 transitions. Second operand has 6 states, 6 states have (on average 13.5) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2021-12-14 17:44:03,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:44:03,005 INFO L93 Difference]: Finished difference Result 8395 states and 12588 transitions. [2021-12-14 17:44:03,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-14 17:44:03,006 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 259 [2021-12-14 17:44:03,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:44:03,029 INFO L225 Difference]: With dead ends: 8395 [2021-12-14 17:44:03,029 INFO L226 Difference]: Without dead ends: 5682 [2021-12-14 17:44:03,038 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-12-14 17:44:03,039 INFO L933 BasicCegarLoop]: 1736 mSDtfsCounter, 1398 mSDsluCounter, 4168 mSDsCounter, 0 mSdLazyCounter, 1136 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1466 SdHoareTripleChecker+Valid, 5904 SdHoareTripleChecker+Invalid, 1370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-12-14 17:44:03,039 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1466 Valid, 5904 Invalid, 1370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1136 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-12-14 17:44:03,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5682 states. [2021-12-14 17:44:03,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5682 to 5330. [2021-12-14 17:44:03,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5330 states, 4384 states have (on average 1.4726277372262773) internal successors, (6456), 4410 states have internal predecessors, (6456), 665 states have call successors, (665), 265 states have call predecessors, (665), 280 states have return successors, (778), 670 states have call predecessors, (778), 664 states have call successors, (778) [2021-12-14 17:44:03,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5330 states to 5330 states and 7899 transitions. [2021-12-14 17:44:03,255 INFO L78 Accepts]: Start accepts. Automaton has 5330 states and 7899 transitions. Word has length 259 [2021-12-14 17:44:03,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:44:03,258 INFO L470 AbstractCegarLoop]: Abstraction has 5330 states and 7899 transitions. [2021-12-14 17:44:03,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2021-12-14 17:44:03,259 INFO L276 IsEmpty]: Start isEmpty. Operand 5330 states and 7899 transitions. [2021-12-14 17:44:03,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-12-14 17:44:03,269 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:44:03,269 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 3, 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] [2021-12-14 17:44:03,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-14 17:44:03,270 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:44:03,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:44:03,270 INFO L85 PathProgramCache]: Analyzing trace with hash 1757628959, now seen corresponding path program 1 times [2021-12-14 17:44:03,271 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:44:03,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481174008] [2021-12-14 17:44:03,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:44:03,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:44:03,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 17:44:03,407 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 17:44:03,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 17:44:03,666 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 17:44:03,666 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-14 17:44:03,667 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-14 17:44:03,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-14 17:44:03,671 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:44:03,674 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-14 17:44:03,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 05:44:03 BoogieIcfgContainer [2021-12-14 17:44:03,836 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-14 17:44:03,837 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-14 17:44:03,837 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-14 17:44:03,837 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-14 17:44:03,837 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:43:54" (3/4) ... [2021-12-14 17:44:03,839 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-12-14 17:44:03,971 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-14 17:44:03,971 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-14 17:44:03,972 INFO L158 Benchmark]: Toolchain (without parser) took 12480.20ms. Allocated memory was 102.8MB in the beginning and 465.6MB in the end (delta: 362.8MB). Free memory was 66.8MB in the beginning and 161.3MB in the end (delta: -94.5MB). Peak memory consumption was 267.6MB. Max. memory is 16.1GB. [2021-12-14 17:44:03,972 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory was 61.0MB in the beginning and 60.9MB in the end (delta: 46.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 17:44:03,972 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1388.66ms. Allocated memory was 102.8MB in the beginning and 134.2MB in the end (delta: 31.5MB). Free memory was 66.6MB in the beginning and 54.1MB in the end (delta: 12.4MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2021-12-14 17:44:03,972 INFO L158 Benchmark]: Boogie Procedure Inliner took 131.73ms. Allocated memory is still 134.2MB. Free memory was 54.1MB in the beginning and 75.8MB in the end (delta: -21.6MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2021-12-14 17:44:03,973 INFO L158 Benchmark]: Boogie Preprocessor took 94.98ms. Allocated memory is still 134.2MB. Free memory was 75.8MB in the beginning and 64.7MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-14 17:44:03,973 INFO L158 Benchmark]: RCFGBuilder took 1405.49ms. Allocated memory was 134.2MB in the beginning and 186.6MB in the end (delta: 52.4MB). Free memory was 64.7MB in the beginning and 74.4MB in the end (delta: -9.7MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2021-12-14 17:44:03,973 INFO L158 Benchmark]: TraceAbstraction took 9316.72ms. Allocated memory was 186.6MB in the beginning and 465.6MB in the end (delta: 278.9MB). Free memory was 74.4MB in the beginning and 226.2MB in the end (delta: -151.8MB). Peak memory consumption was 126.9MB. Max. memory is 16.1GB. [2021-12-14 17:44:03,974 INFO L158 Benchmark]: Witness Printer took 134.69ms. Allocated memory is still 465.6MB. Free memory was 226.2MB in the beginning and 161.3MB in the end (delta: 64.9MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2021-12-14 17:44:03,975 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory was 61.0MB in the beginning and 60.9MB in the end (delta: 46.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1388.66ms. Allocated memory was 102.8MB in the beginning and 134.2MB in the end (delta: 31.5MB). Free memory was 66.6MB in the beginning and 54.1MB in the end (delta: 12.4MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 131.73ms. Allocated memory is still 134.2MB. Free memory was 54.1MB in the beginning and 75.8MB in the end (delta: -21.6MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.98ms. Allocated memory is still 134.2MB. Free memory was 75.8MB in the beginning and 64.7MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1405.49ms. Allocated memory was 134.2MB in the beginning and 186.6MB in the end (delta: 52.4MB). Free memory was 64.7MB in the beginning and 74.4MB in the end (delta: -9.7MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. * TraceAbstraction took 9316.72ms. Allocated memory was 186.6MB in the beginning and 465.6MB in the end (delta: 278.9MB). Free memory was 74.4MB in the beginning and 226.2MB in the end (delta: -151.8MB). Peak memory consumption was 126.9MB. Max. memory is 16.1GB. * Witness Printer took 134.69ms. Allocated memory is still 465.6MB. Free memory was 226.2MB in the beginning and 161.3MB in the end (delta: 64.9MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - 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 - CounterExampleResult [Line: 6079]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L6102] int ldv_state_variable_3 ; [L6103] int LDV_IN_INTERRUPT = 1; [L6104] int ldv_state_variable_2 ; [L6105] struct net_device *lapbeth_netdev_ops_group1 ; [L6106] int ref_cnt ; [L6107] struct sk_buff *lapbeth_callbacks_group0 ; [L6108] struct net_device *lapbeth_callbacks_group1 ; [L6109] int ldv_state_variable_1 ; [L6110] int ldv_state_variable_4 ; [L6111] int ldv_state_variable_0 ; [L6683-L6684] static u8 const bcast_addr[6U] = { 255U, 255U, 255U, 255U, 255U, 255U}; [L6685] static struct list_head lapbeth_devices = {& lapbeth_devices, & lapbeth_devices}; [L6968-L6969] static struct lapb_register_struct const lapbeth_callbacks = {& lapbeth_connected, & lapbeth_connected, & lapbeth_disconnected, & lapbeth_disconnected, & lapbeth_data_indication, & lapbeth_data_transmit}; [L6997-L7000] static struct net_device_ops const lapbeth_netdev_ops = {0, 0, & lapbeth_open, & lapbeth_close, & lapbeth_xmit, 0, 0, 0, & lapbeth_set_mac_address, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; [L7117] static struct packet_type lapbeth_packet_type = {96U, 0, & lapbeth_rcv, 0, 0, {0, 0}}; [L7118] static struct notifier_block lapbeth_dev_notifier = {& lapbeth_device_event, 0, 0}; [L7119-L7128] static char const banner[37U] = { '\016', 'L', 'A', 'P', 'B', ' ', 'E', 't', 'h', 'e', 'r', 'n', 'e', 't', ' ', 'd', 'r', 'i', 'v', 'e', 'r', ' ', 'v', 'e', 'r', 's', 'i', 'o', 'n', ' ', '0', '.', '0', '2', '\n', '\000'}; [L7169] int ldv_retval_2 ; [L7170] int ldv_retval_0 ; [L7172] int ldv_retval_1 ; [L7607] Element set_impl[15] ; [L7608] int last_index = 0; [L7742] Set LDV_SKBS ; VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L7198] int ldvarg1 ; [L7199] int tmp ; [L7200] int ldvarg3 ; [L7201] int tmp___0 ; [L7202] int ldvarg0 ; [L7203] int tmp___1 ; [L7204] int ldvarg2 ; [L7205] int tmp___2 ; [L7206] struct notifier_block *ldvarg4 ; [L7207] void *tmp___3 ; [L7208] void *ldvarg5 ; [L7209] void *tmp___4 ; [L7210] unsigned long ldvarg6 ; [L7211] unsigned long tmp___5 ; [L7212] struct sk_buff *ldvarg8 ; [L7213] void *tmp___6 ; [L7214] void *ldvarg7 ; [L7215] void *tmp___7 ; [L7216] struct packet_type *ldvarg11 ; [L7217] void *tmp___8 ; [L7218] struct sk_buff *ldvarg10 ; [L7219] void *tmp___9 ; [L7220] struct net_device *ldvarg12 ; [L7221] void *tmp___10 ; [L7222] struct net_device *ldvarg9 ; [L7223] void *tmp___11 ; [L7224] int tmp___12 ; [L7225] int tmp___13 ; [L7226] int tmp___14 ; [L7227] int tmp___15 ; [L7228] int tmp___16 ; [L7229] int tmp___17 ; [L7231] tmp = __VERIFIER_nondet_int() [L7232] ldvarg1 = tmp [L7233] tmp___0 = __VERIFIER_nondet_int() [L7234] ldvarg3 = tmp___0 [L7235] tmp___1 = __VERIFIER_nondet_int() [L7236] ldvarg0 = tmp___1 [L7237] tmp___2 = __VERIFIER_nondet_int() [L7238] ldvarg2 = tmp___2 VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldvarg0=-4, ldvarg1=-2, ldvarg2=0, ldvarg3=-3, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___2=0] [L7239] CALL, EXPR ldv_successful_zalloc(24UL) VAL [\old(__size)=24, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6021] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=24, __size=24, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-5:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6021] void *p = calloc(1UL, __size); VAL [\old(__size)=24, __size=24, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-5:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-5:0}, ref_cnt=0, set_impl={29:0}] [L6022] CALL assume_abort_if_not(p != (void *)0) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6018] COND FALSE !(!cond) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, cond=1, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6022] RET assume_abort_if_not(p != (void *)0) VAL [\old(__size)=24, __size=24, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-5:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-5:0}, ref_cnt=0, set_impl={29:0}] [L6023] return p; VAL [\old(__size)=24, \result={-5:0}, __size=24, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-5:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-5:0}, ref_cnt=0, set_impl={29:0}] [L7239] RET, EXPR ldv_successful_zalloc(24UL) VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_successful_zalloc(24UL)={-5:0}, ldvarg0=-4, ldvarg1=-2, ldvarg2=0, ldvarg3=-3, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___2=0] [L7239] tmp___3 = ldv_successful_zalloc(24UL) [L7240] ldvarg4 = (struct notifier_block *)tmp___3 VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldvarg0=-4, ldvarg1=-2, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___2=0, tmp___3={-5:0}] [L7241] CALL, EXPR ldv_successful_zalloc(1UL) VAL [\old(__size)=1, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6021] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=1, __size=1, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-6:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6021] void *p = calloc(1UL, __size); VAL [\old(__size)=1, __size=1, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-6:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-6:0}, ref_cnt=0, set_impl={29:0}] [L6022] CALL assume_abort_if_not(p != (void *)0) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6018] COND FALSE !(!cond) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, cond=1, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6022] RET assume_abort_if_not(p != (void *)0) VAL [\old(__size)=1, __size=1, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-6:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-6:0}, ref_cnt=0, set_impl={29:0}] [L6023] return p; VAL [\old(__size)=1, \result={-6:0}, __size=1, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-6:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-6:0}, ref_cnt=0, set_impl={29:0}] [L7241] RET, EXPR ldv_successful_zalloc(1UL) VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_successful_zalloc(1UL)={-6:0}, ldvarg0=-4, ldvarg1=-2, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___2=0, tmp___3={-5:0}] [L7241] tmp___4 = ldv_successful_zalloc(1UL) [L7242] ldvarg5 = tmp___4 [L7243] tmp___5 = __VERIFIER_nondet_ulong() [L7244] ldvarg6 = tmp___5 VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldvarg0=-4, ldvarg1=-2, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3] [L7245] CALL, EXPR ldv_successful_zalloc(232UL) VAL [\old(__size)=232, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6021] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=232, __size=232, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-7:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6021] void *p = calloc(1UL, __size); VAL [\old(__size)=232, __size=232, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-7:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-7:0}, ref_cnt=0, set_impl={29:0}] [L6022] CALL assume_abort_if_not(p != (void *)0) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6018] COND FALSE !(!cond) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, cond=1, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6022] RET assume_abort_if_not(p != (void *)0) VAL [\old(__size)=232, __size=232, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-7:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-7:0}, ref_cnt=0, set_impl={29:0}] [L6023] return p; VAL [\old(__size)=232, \result={-7:0}, __size=232, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-7:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-7:0}, ref_cnt=0, set_impl={29:0}] [L7245] RET, EXPR ldv_successful_zalloc(232UL) VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_successful_zalloc(232UL)={-7:0}, ldvarg0=-4, ldvarg1=-2, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3] [L7245] tmp___6 = ldv_successful_zalloc(232UL) [L7246] ldvarg8 = (struct sk_buff *)tmp___6 VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldvarg0=-4, ldvarg1=-2, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg8={-7:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}] [L7247] CALL, EXPR ldv_successful_zalloc(1UL) VAL [\old(__size)=1, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6021] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=1, __size=1, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-8:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6021] void *p = calloc(1UL, __size); VAL [\old(__size)=1, __size=1, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-8:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-8:0}, ref_cnt=0, set_impl={29:0}] [L6022] CALL assume_abort_if_not(p != (void *)0) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6018] COND FALSE !(!cond) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, cond=1, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6022] RET assume_abort_if_not(p != (void *)0) VAL [\old(__size)=1, __size=1, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-8:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-8:0}, ref_cnt=0, set_impl={29:0}] [L6023] return p; VAL [\old(__size)=1, \result={-8:0}, __size=1, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-8:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-8:0}, ref_cnt=0, set_impl={29:0}] [L7247] RET, EXPR ldv_successful_zalloc(1UL) VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_successful_zalloc(1UL)={-8:0}, ldvarg0=-4, ldvarg1=-2, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg8={-7:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}] [L7247] tmp___7 = ldv_successful_zalloc(1UL) [L7248] ldvarg7 = tmp___7 VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldvarg0=-4, ldvarg1=-2, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}] [L7249] CALL, EXPR ldv_successful_zalloc(56UL) VAL [\old(__size)=56, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6021] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=56, __size=56, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-9:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6021] void *p = calloc(1UL, __size); VAL [\old(__size)=56, __size=56, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-9:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-9:0}, ref_cnt=0, set_impl={29:0}] [L6022] CALL assume_abort_if_not(p != (void *)0) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6018] COND FALSE !(!cond) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, cond=1, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6022] RET assume_abort_if_not(p != (void *)0) VAL [\old(__size)=56, __size=56, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-9:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-9:0}, ref_cnt=0, set_impl={29:0}] [L6023] return p; VAL [\old(__size)=56, \result={-9:0}, __size=56, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-9:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-9:0}, ref_cnt=0, set_impl={29:0}] [L7249] RET, EXPR ldv_successful_zalloc(56UL) VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_successful_zalloc(56UL)={-9:0}, ldvarg0=-4, ldvarg1=-2, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}] [L7249] tmp___8 = ldv_successful_zalloc(56UL) [L7250] ldvarg11 = (struct packet_type *)tmp___8 VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldvarg0=-4, ldvarg1=-2, ldvarg11={-9:0}, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}, tmp___8={-9:0}] [L7251] CALL, EXPR ldv_successful_zalloc(232UL) VAL [\old(__size)=232, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6021] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=232, __size=232, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-10:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6021] void *p = calloc(1UL, __size); VAL [\old(__size)=232, __size=232, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-10:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-10:0}, ref_cnt=0, set_impl={29:0}] [L6022] CALL assume_abort_if_not(p != (void *)0) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6018] COND FALSE !(!cond) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, cond=1, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6022] RET assume_abort_if_not(p != (void *)0) VAL [\old(__size)=232, __size=232, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-10:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-10:0}, ref_cnt=0, set_impl={29:0}] [L6023] return p; VAL [\old(__size)=232, \result={-10:0}, __size=232, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-10:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-10:0}, ref_cnt=0, set_impl={29:0}] [L7251] RET, EXPR ldv_successful_zalloc(232UL) VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_successful_zalloc(232UL)={-10:0}, ldvarg0=-4, ldvarg1=-2, ldvarg11={-9:0}, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}, tmp___8={-9:0}] [L7251] tmp___9 = ldv_successful_zalloc(232UL) [L7252] ldvarg10 = (struct sk_buff *)tmp___9 VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldvarg0=-4, ldvarg1=-2, ldvarg10={-10:0}, ldvarg11={-9:0}, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}, tmp___8={-9:0}, tmp___9={-10:0}] [L7253] CALL, EXPR ldv_successful_zalloc(3264UL) VAL [\old(__size)=3264, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6021] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=3264, __size=3264, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-11:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6021] void *p = calloc(1UL, __size); VAL [\old(__size)=3264, __size=3264, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-11:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-11:0}, ref_cnt=0, set_impl={29:0}] [L6022] CALL assume_abort_if_not(p != (void *)0) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6018] COND FALSE !(!cond) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, cond=1, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6022] RET assume_abort_if_not(p != (void *)0) VAL [\old(__size)=3264, __size=3264, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-11:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-11:0}, ref_cnt=0, set_impl={29:0}] [L6023] return p; VAL [\old(__size)=3264, \result={-11:0}, __size=3264, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-11:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-11:0}, ref_cnt=0, set_impl={29:0}] [L7253] RET, EXPR ldv_successful_zalloc(3264UL) VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_successful_zalloc(3264UL)={-11:0}, ldvarg0=-4, ldvarg1=-2, ldvarg10={-10:0}, ldvarg11={-9:0}, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}, tmp___8={-9:0}, tmp___9={-10:0}] [L7253] tmp___10 = ldv_successful_zalloc(3264UL) [L7254] ldvarg12 = (struct net_device *)tmp___10 VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldvarg0=-4, ldvarg1=-2, ldvarg10={-10:0}, ldvarg11={-9:0}, ldvarg12={-11:0}, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___10={-11:0}, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}, tmp___8={-9:0}, tmp___9={-10:0}] [L7255] CALL, EXPR ldv_successful_zalloc(3264UL) VAL [\old(__size)=3264, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6021] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=3264, __size=3264, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-12:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6021] void *p = calloc(1UL, __size); VAL [\old(__size)=3264, __size=3264, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-12:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-12:0}, ref_cnt=0, set_impl={29:0}] [L6022] CALL assume_abort_if_not(p != (void *)0) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6018] COND FALSE !(!cond) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, cond=1, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6022] RET assume_abort_if_not(p != (void *)0) VAL [\old(__size)=3264, __size=3264, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-12:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-12:0}, ref_cnt=0, set_impl={29:0}] [L6023] return p; VAL [\old(__size)=3264, \result={-12:0}, __size=3264, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-12:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, p={-12:0}, ref_cnt=0, set_impl={29:0}] [L7255] RET, EXPR ldv_successful_zalloc(3264UL) VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_successful_zalloc(3264UL)={-12:0}, ldvarg0=-4, ldvarg1=-2, ldvarg10={-10:0}, ldvarg11={-9:0}, ldvarg12={-11:0}, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___10={-11:0}, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}, tmp___8={-9:0}, tmp___9={-10:0}] [L7255] tmp___11 = ldv_successful_zalloc(3264UL) [L7256] ldvarg9 = (struct net_device *)tmp___11 [L7257] CALL ldv_initialize() [L7761] CALL ldv_set_init(LDV_SKBS) [L7613] set = set_impl [L7614] last_index = 0 VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set={0:0}, set={29:0}, set_impl={29:0}] [L7761] RET ldv_set_init(LDV_SKBS) [L7257] RET ldv_initialize() [L7258] ldv_state_variable_4 = 0 [L7259] ldv_state_variable_1 = 0 [L7260] ref_cnt = 0 [L7261] ldv_state_variable_0 = 1 [L7262] ldv_state_variable_3 = 0 [L7263] ldv_state_variable_2 = 0 VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldvarg0=-4, ldvarg1=-2, ldvarg10={-10:0}, ldvarg11={-9:0}, ldvarg12={-11:0}, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ldvarg9={-12:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___10={-11:0}, tmp___11={-12:0}, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}, tmp___8={-9:0}, tmp___9={-10:0}] [L7265] tmp___12 = __VERIFIER_nondet_int() [L7267] case 0: [L7354] case 1: [L7372] case 2: VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldvarg0=-4, ldvarg1=-2, ldvarg10={-10:0}, ldvarg11={-9:0}, ldvarg12={-11:0}, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ldvarg9={-12:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___10={-11:0}, tmp___11={-12:0}, tmp___12=2, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}, tmp___8={-9:0}, tmp___9={-10:0}] [L7373] COND TRUE ldv_state_variable_0 != 0 [L7374] tmp___15 = __VERIFIER_nondet_int() [L7376] case 0: [L7384] case 1: VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldvarg0=-4, ldvarg1=-2, ldvarg10={-10:0}, ldvarg11={-9:0}, ldvarg12={-11:0}, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ldvarg9={-12:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___10={-11:0}, tmp___11={-12:0}, tmp___12=2, tmp___15=1, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}, tmp___8={-9:0}, tmp___9={-10:0}] [L7385] COND TRUE ldv_state_variable_0 == 1 [L7386] CALL, EXPR lapbeth_init_driver() [L7132] FCALL dev_add_pack(& lapbeth_packet_type) [L7133] CALL register_netdevice_notifier(& lapbeth_dev_notifier) [L7932] return __VERIFIER_nondet_int(); [L7133] RET register_netdevice_notifier(& lapbeth_dev_notifier) [L7135] return (0); VAL [\result=0, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L7386] RET, EXPR lapbeth_init_driver() [L7386] ldv_retval_0 = lapbeth_init_driver() [L7387] COND TRUE ldv_retval_0 == 0 [L7388] ldv_state_variable_0 = 3 [L7389] ldv_state_variable_2 = 1 [L7390] ldv_state_variable_3 = 1 [L7391] CALL ldv_net_device_ops_3() [L7177] void *tmp ; VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L7179] CALL, EXPR ldv_successful_zalloc(3264UL) VAL [\old(__size)=3264, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6021] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=3264, __size=3264, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-13:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6021] void *p = calloc(1UL, __size); VAL [\old(__size)=3264, __size=3264, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-13:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, p={-13:0}, ref_cnt=0, set_impl={29:0}] [L6022] CALL assume_abort_if_not(p != (void *)0) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6018] COND FALSE !(!cond) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, cond=1, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}] [L6022] RET assume_abort_if_not(p != (void *)0) VAL [\old(__size)=3264, __size=3264, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-13:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, p={-13:0}, ref_cnt=0, set_impl={29:0}] [L6023] return p; VAL [\old(__size)=3264, \result={-13:0}, __size=3264, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-13:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, p={-13:0}, ref_cnt=0, set_impl={29:0}] [L7179] RET, EXPR ldv_successful_zalloc(3264UL) VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={0:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_successful_zalloc(3264UL)={-13:0}, ref_cnt=0, set_impl={29:0}] [L7179] tmp = ldv_successful_zalloc(3264UL) [L7180] lapbeth_netdev_ops_group1 = (struct net_device *)tmp VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ref_cnt=0, set_impl={29:0}, tmp={-13:0}] [L7391] RET ldv_net_device_ops_3() [L7392] ldv_state_variable_1 = 1 [L7393] ldv_state_variable_4 = 1 [L7394] CALL ldv_initialize_lapb_register_struct_4() [L7186] void *tmp ; [L7187] void *tmp___0 ; VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}] [L7189] CALL, EXPR ldv_successful_zalloc(3264UL) VAL [\old(__size)=3264, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}] [L6021] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=3264, __size=3264, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-14:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}] [L6021] void *p = calloc(1UL, __size); VAL [\old(__size)=3264, __size=3264, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-14:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, p={-14:0}, ref_cnt=0, set_impl={29:0}] [L6022] CALL assume_abort_if_not(p != (void *)0) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}] [L6018] COND FALSE !(!cond) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, cond=1, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}] [L6022] RET assume_abort_if_not(p != (void *)0) VAL [\old(__size)=3264, __size=3264, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-14:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, p={-14:0}, ref_cnt=0, set_impl={29:0}] [L6023] return p; VAL [\old(__size)=3264, \result={-14:0}, __size=3264, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-14:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, p={-14:0}, ref_cnt=0, set_impl={29:0}] [L7189] RET, EXPR ldv_successful_zalloc(3264UL) VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={0:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_successful_zalloc(3264UL)={-14:0}, ref_cnt=0, set_impl={29:0}] [L7189] tmp = ldv_successful_zalloc(3264UL) [L7190] lapbeth_callbacks_group1 = (struct net_device *)tmp VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}, tmp={-14:0}] [L7191] CALL, EXPR ldv_successful_zalloc(232UL) VAL [\old(__size)=232, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}] [L6021] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=232, __size=232, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-15:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}] [L6021] void *p = calloc(1UL, __size); VAL [\old(__size)=232, __size=232, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-15:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, p={-15:0}, ref_cnt=0, set_impl={29:0}] [L6022] CALL assume_abort_if_not(p != (void *)0) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}] [L6018] COND FALSE !(!cond) VAL [\old(cond)=1, banner={28:0}, bcast_addr={22:0}, cond=1, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}] [L6022] RET assume_abort_if_not(p != (void *)0) VAL [\old(__size)=232, __size=232, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-15:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, p={-15:0}, ref_cnt=0, set_impl={29:0}] [L6023] return p; VAL [\old(__size)=232, \result={-15:0}, __size=232, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={-15:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, p={-15:0}, ref_cnt=0, set_impl={29:0}] [L7191] RET, EXPR ldv_successful_zalloc(232UL) VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={0:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_successful_zalloc(232UL)={-15:0}, ref_cnt=0, set_impl={29:0}, tmp={-14:0}] [L7191] tmp___0 = ldv_successful_zalloc(232UL) [L7192] lapbeth_callbacks_group0 = (struct sk_buff *)tmp___0 VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}, tmp={-14:0}, tmp___0={-15:0}] [L7394] RET ldv_initialize_lapb_register_struct_4() [L7397] COND FALSE !(ldv_retval_0 != 0) VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldvarg0=-4, ldvarg1=-2, ldvarg10={-10:0}, ldvarg11={-9:0}, ldvarg12={-11:0}, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ldvarg9={-12:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___10={-11:0}, tmp___11={-12:0}, tmp___12=2, tmp___15=1, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}, tmp___8={-9:0}, tmp___9={-10:0}] [L7265] tmp___12 = __VERIFIER_nondet_int() [L7267] case 0: VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldvarg0=-4, ldvarg1=-2, ldvarg10={-10:0}, ldvarg11={-9:0}, ldvarg12={-11:0}, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ldvarg9={-12:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___10={-11:0}, tmp___11={-12:0}, tmp___12=0, tmp___15=1, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}, tmp___8={-9:0}, tmp___9={-10:0}] [L7268] COND TRUE ldv_state_variable_4 != 0 [L7269] tmp___13 = __VERIFIER_nondet_int() [L7271] case 0: [L7283] case 1: [L7295] case 2: [L7303] case 3: [L7315] case 4: [L7327] case 5: VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldvarg0=-4, ldvarg1=-2, ldvarg10={-10:0}, ldvarg11={-9:0}, ldvarg12={-11:0}, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ldvarg9={-12:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___10={-11:0}, tmp___11={-12:0}, tmp___12=0, tmp___13=5, tmp___15=1, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}, tmp___8={-9:0}, tmp___9={-10:0}] [L7328] COND TRUE ldv_state_variable_4 == 1 VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldvarg0=-4, ldvarg1=-2, ldvarg10={-10:0}, ldvarg11={-9:0}, ldvarg12={-11:0}, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ldvarg9={-12:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___10={-11:0}, tmp___11={-12:0}, tmp___12=0, tmp___13=5, tmp___15=1, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}, tmp___8={-9:0}, tmp___9={-10:0}] [L7329] CALL lapbeth_disconnected(lapbeth_callbacks_group1, ldvarg0) VAL [\old(last_index)=0, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}] [L6936] unsigned char *ptr ; [L6937] struct sk_buff *skb ; [L6938] struct sk_buff *tmp ; VAL [\old(last_index)=0, \old(reason)=-4, banner={28:0}, bcast_addr={22:0}, dev={-14:0}, dev={-14:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, reason=-4, ref_cnt=0, set_impl={29:0}] [L6940] CALL, EXPR ldv_dev_alloc_skb_18(1U) VAL [\old(last_index)=0, \old(length)=1, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}] [L7584] struct sk_buff *tmp ; VAL [\old(last_index)=0, \old(length)=1, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, length=1, ref_cnt=0, set_impl={29:0}] [L7586] CALL, EXPR ldv_skb_alloc() VAL [\old(last_index)=0, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}] [L7745] void *skb ; [L7746] void *tmp___7 ; VAL [\old(last_index)=0, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}] [L7748] CALL, EXPR ldv_successful_zalloc(sizeof(struct sk_buff___0 )) VAL [\old(__size)=248, \old(last_index)=0, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}] [L6021] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=248, \old(last_index)=0, __size=248, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={18446744073709551616:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}] [L6021] void *p = calloc(1UL, __size); VAL [\old(__size)=248, \old(last_index)=0, __size=248, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={18446744073709551616:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, p={18446744073709551616:0}, ref_cnt=0, set_impl={29:0}] [L6022] CALL assume_abort_if_not(p != (void *)0) VAL [\old(cond)=1, \old(last_index)=0, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}] [L6018] COND FALSE !(!cond) VAL [\old(cond)=1, \old(last_index)=0, banner={28:0}, bcast_addr={22:0}, cond=1, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}] [L6022] RET assume_abort_if_not(p != (void *)0) VAL [\old(__size)=248, \old(last_index)=0, __size=248, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={18446744073709551616:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, p={18446744073709551616:0}, ref_cnt=0, set_impl={29:0}] [L6023] return p; VAL [\old(__size)=248, \old(last_index)=0, \result={18446744073709551616:0}, __size=248, banner={28:0}, bcast_addr={22:0}, calloc(1UL, __size)={18446744073709551616:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, p={18446744073709551616:0}, ref_cnt=0, set_impl={29:0}] [L7748] RET, EXPR ldv_successful_zalloc(sizeof(struct sk_buff___0 )) VAL [\old(last_index)=0, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_successful_zalloc(sizeof(struct sk_buff___0 ))={18446744073709551616:0}, ref_cnt=0, set_impl={29:0}] [L7748] tmp___7 = ldv_successful_zalloc(sizeof(struct sk_buff___0 )) [L7749] skb = (struct sk_buff___0 *)tmp___7 VAL [\old(last_index)=0, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}, skb={18446744073709551616:0}, tmp___7={18446744073709551616:0}] [L7750] COND FALSE !(! skb) [L7753] CALL ldv_set_add(LDV_SKBS, skb) [L7621] int i ; [L7623] i = 0 VAL [\old(last_index)=0, banner={28:0}, bcast_addr={22:0}, e={18446744073709551616:0}, e={18446744073709551616:0}, i=0, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set={0:0}, set={0:0}, set_impl={29:0}] [L7624] COND TRUE 1 VAL [\old(last_index)=0, banner={28:0}, bcast_addr={22:0}, e={18446744073709551616:0}, e={18446744073709551616:0}, i=0, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set={0:0}, set={0:0}, set_impl={29:0}] [L7625] COND FALSE !(i < last_index) VAL [\old(last_index)=0, banner={28:0}, bcast_addr={22:0}, e={18446744073709551616:0}, e={18446744073709551616:0}, i=0, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set={0:0}, set={0:0}, set_impl={29:0}] [L7635] COND TRUE last_index < 15 [L7636] set_impl[last_index] = e [L7637] last_index = last_index + 1 VAL [\old(last_index)=0, banner={28:0}, bcast_addr={22:0}, e={18446744073709551616:0}, e={18446744073709551616:0}, i=0, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set={0:0}, set={0:0}, set_impl={29:0}] [L7753] RET ldv_set_add(LDV_SKBS, skb) [L7754] return (skb); VAL [\old(last_index)=0, \result={18446744073709551616:0}, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}, skb={18446744073709551616:0}, tmp___7={18446744073709551616:0}] [L7586] RET, EXPR ldv_skb_alloc() VAL [\old(last_index)=0, \old(length)=1, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_skb_alloc()={18446744073709551616:0}, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, length=1, ref_cnt=0, set_impl={29:0}] [L7586] tmp = ldv_skb_alloc() [L7587] return (tmp); VAL [\old(last_index)=0, \old(length)=1, \result={18446744073709551616:0}, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, length=1, ref_cnt=0, set_impl={29:0}, tmp={18446744073709551616:0}] [L6940] RET, EXPR ldv_dev_alloc_skb_18(1U) VAL [\old(last_index)=0, \old(reason)=-4, banner={28:0}, bcast_addr={22:0}, dev={-14:0}, dev={-14:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=1, ldv_dev_alloc_skb_18(1U)={18446744073709551616:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, reason=-4, ref_cnt=0, set_impl={29:0}] [L6940] tmp = ldv_dev_alloc_skb_18(1U) [L6941] skb = tmp VAL [\old(last_index)=0, \old(reason)=-4, banner={28:0}, bcast_addr={22:0}, dev={-14:0}, dev={-14:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, reason=-4, ref_cnt=0, set_impl={29:0}, skb={18446744073709551616:0}, tmp={18446744073709551616:0}] [L6942] COND TRUE (unsigned long )skb == (unsigned long )((struct sk_buff *)0) [L7329] RET lapbeth_disconnected(lapbeth_callbacks_group1, ldvarg0) VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldvarg0=-4, ldvarg1=-2, ldvarg10={-10:0}, ldvarg11={-9:0}, ldvarg12={-11:0}, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ldvarg9={-12:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___10={-11:0}, tmp___11={-12:0}, tmp___12=0, tmp___13=5, tmp___15=1, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}, tmp___8={-9:0}, tmp___9={-10:0}] [L7330] ldv_state_variable_4 = 1 VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldvarg0=-4, ldvarg1=-2, ldvarg10={-10:0}, ldvarg11={-9:0}, ldvarg12={-11:0}, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ldvarg9={-12:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___10={-11:0}, tmp___11={-12:0}, tmp___12=0, tmp___13=5, tmp___15=1, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}, tmp___8={-9:0}, tmp___9={-10:0}] [L7333] COND FALSE !(ldv_state_variable_4 == 2) VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldvarg0=-4, ldvarg1=-2, ldvarg10={-10:0}, ldvarg11={-9:0}, ldvarg12={-11:0}, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ldvarg9={-12:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___10={-11:0}, tmp___11={-12:0}, tmp___12=0, tmp___13=5, tmp___15=1, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}, tmp___8={-9:0}, tmp___9={-10:0}] [L7265] tmp___12 = __VERIFIER_nondet_int() [L7267] case 0: [L7354] case 1: [L7372] case 2: VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldvarg0=-4, ldvarg1=-2, ldvarg10={-10:0}, ldvarg11={-9:0}, ldvarg12={-11:0}, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ldvarg9={-12:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___10={-11:0}, tmp___11={-12:0}, tmp___12=2, tmp___13=5, tmp___15=1, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}, tmp___8={-9:0}, tmp___9={-10:0}] [L7373] COND TRUE ldv_state_variable_0 != 0 [L7374] tmp___15 = __VERIFIER_nondet_int() [L7376] case 0: VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldvarg0=-4, ldvarg1=-2, ldvarg10={-10:0}, ldvarg11={-9:0}, ldvarg12={-11:0}, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ldvarg9={-12:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___10={-11:0}, tmp___11={-12:0}, tmp___12=2, tmp___13=5, tmp___15=0, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}, tmp___8={-9:0}, tmp___9={-10:0}] [L7377] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L7378] CALL lapbeth_cleanup_driver() [L7140] struct lapbethdev *lapbeth ; [L7141] struct list_head *entry ; [L7142] struct list_head *tmp ; [L7143] struct list_head const *__mptr ; [L7145] FCALL dev_remove_pack(& lapbeth_packet_type) [L7146] CALL unregister_netdevice_notifier(& lapbeth_dev_notifier) [L7963] return __VERIFIER_nondet_int(); [L7146] RET unregister_netdevice_notifier(& lapbeth_dev_notifier) [L7147] FCALL rtnl_lock() [L7148] EXPR lapbeth_devices.next [L7148] entry = lapbeth_devices.next [L7149] EXPR entry->next [L7149] tmp = entry->next [L7159] COND FALSE !((unsigned long )entry != (unsigned long )(& lapbeth_devices)) [L7163] FCALL rtnl_unlock() [L7378] RET lapbeth_cleanup_driver() [L7379] ldv_state_variable_0 = 2 VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldvarg0=-4, ldvarg1=-2, ldvarg10={-10:0}, ldvarg11={-9:0}, ldvarg12={-11:0}, ldvarg2=0, ldvarg3=-3, ldvarg4={-5:0}, ldvarg5={-6:0}, ldvarg6=3, ldvarg7={-8:0}, ldvarg8={-7:0}, ldvarg9={-12:0}, ref_cnt=0, set_impl={29:0}, tmp=-2, tmp___0=-3, tmp___1=-4, tmp___10={-11:0}, tmp___11={-12:0}, tmp___12=2, tmp___13=5, tmp___15=0, tmp___2=0, tmp___3={-5:0}, tmp___4={-6:0}, tmp___5=3, tmp___6={-7:0}, tmp___7={-8:0}, tmp___8={-9:0}, tmp___9={-10:0}] [L7507] CALL ldv_check_final_state() [L7812] int tmp___7 ; [L7814] CALL, EXPR ldv_set_is_empty(LDV_SKBS) [L7703] return (last_index == 0); VAL [\result=0, banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set={0:0}, set={0:0}, set_impl={29:0}] [L7814] RET, EXPR ldv_set_is_empty(LDV_SKBS) [L7814] tmp___7 = ldv_set_is_empty(LDV_SKBS) [L7815] COND FALSE !(\read(tmp___7)) VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}, tmp___7=0] [L7817] CALL ldv_error() VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}] [L6079] reach_error() VAL [banner={28:0}, bcast_addr={22:0}, lapbeth_callbacks={24:0}, lapbeth_callbacks_group0={-15:0}, lapbeth_callbacks_group1={-14:0}, lapbeth_dev_notifier={27:0}, lapbeth_devices={23:0}, lapbeth_netdev_ops={25:0}, lapbeth_netdev_ops_group1={-13:0}, lapbeth_packet_type={26:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ref_cnt=0, set_impl={29:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 728 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.1s, OverallIterations: 7, TraceHistogramMax: 12, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 5.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7656 SdHoareTripleChecker+Valid, 4.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7408 mSDsluCounter, 23589 SdHoareTripleChecker+Invalid, 4.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15765 mSDsCounter, 1759 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4388 IncrementalHoareTripleChecker+Invalid, 6147 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1759 mSolverCounterUnsat, 7824 mSDtfsCounter, 4388 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 421 GetRequests, 385 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5330occurred in iteration=6, InterpolantAutomatonStates: 41, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 6 MinimizatonAttempts, 1298 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1429 NumberOfCodeBlocks, 1429 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1162 ConstructedInterpolants, 0 QuantifiedInterpolants, 2016 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 3670/3670 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 proved your program to be incorrect! [2021-12-14 17:44:04,008 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE