./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/bin/uautomizer-DQz5hQGWxF/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/bin/uautomizer-DQz5hQGWxF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3c9185451e17cd03a558fe9bd455bfb656de587a9df23cb7cc44d8e38d5b1098 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:07:25,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:07:25,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:07:25,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:07:25,829 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:07:25,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:07:25,833 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:07:25,835 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:07:25,837 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:07:25,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:07:25,840 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:07:25,841 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:07:25,842 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:07:25,843 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:07:25,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:07:25,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:07:25,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:07:25,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:07:25,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:07:25,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:07:25,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:07:25,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:07:25,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:07:25,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:07:25,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:07:25,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:07:25,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:07:25,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:07:25,866 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:07:25,867 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:07:25,868 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:07:25,869 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:07:25,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:07:25,871 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:07:25,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:07:25,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:07:25,874 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:07:25,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:07:25,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:07:25,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:07:25,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:07:25,878 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-20 07:07:25,900 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:07:25,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:07:25,901 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:07:25,902 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:07:25,903 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:07:25,903 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:07:25,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:07:25,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:07:25,905 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:07:25,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:07:25,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:07:25,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:07:25,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 07:07:25,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:07:25,908 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 07:07:25,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:07:25,909 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:07:25,909 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 07:07:25,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:07:25,910 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:07:25,911 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:07:25,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:07:25,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:07:25,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:07:25,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 07:07:25,912 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:07:25,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 07:07:25,913 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 07:07:25,913 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 07:07:25,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 07:07:25,914 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:07:25,914 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/bin/uautomizer-DQz5hQGWxF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c9185451e17cd03a558fe9bd455bfb656de587a9df23cb7cc44d8e38d5b1098 [2021-11-20 07:07:26,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:07:26,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:07:26,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:07:26,217 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:07:26,218 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:07:26,219 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/bin/uautomizer-DQz5hQGWxF/../../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 [2021-11-20 07:07:26,283 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/bin/uautomizer-DQz5hQGWxF/data/af9c1387e/ddc0dcbbdc9148b39c8d4eaba678f77a/FLAGaf2ad7caa [2021-11-20 07:07:27,168 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:07:27,170 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/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 [2021-11-20 07:07:27,219 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/bin/uautomizer-DQz5hQGWxF/data/af9c1387e/ddc0dcbbdc9148b39c8d4eaba678f77a/FLAGaf2ad7caa [2021-11-20 07:07:27,616 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/bin/uautomizer-DQz5hQGWxF/data/af9c1387e/ddc0dcbbdc9148b39c8d4eaba678f77a [2021-11-20 07:07:27,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:07:27,640 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:07:27,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:07:27,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:07:27,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:07:27,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:07:27" (1/1) ... [2021-11-20 07:07:27,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7775c5d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:07:27, skipping insertion in model container [2021-11-20 07:07:27,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:07:27" (1/1) ... [2021-11-20 07:07:27,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:07:27,753 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:07:28,748 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/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] [2021-11-20 07:07:29,212 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:07:29,248 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 07:07:29,436 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/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] [2021-11-20 07:07:29,611 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:07:29,697 INFO L208 MainTranslator]: Completed translation [2021-11-20 07:07:29,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:07:29 WrapperNode [2021-11-20 07:07:29,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:07:29,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 07:07:29,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 07:07:29,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 07:07:29,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:07:29" (1/1) ... [2021-11-20 07:07:29,775 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:07:29" (1/1) ... [2021-11-20 07:07:29,859 INFO L137 Inliner]: procedures = 177, calls = 512, calls flagged for inlining = 97, calls inlined = 94, statements flattened = 1880 [2021-11-20 07:07:29,859 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 07:07:29,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 07:07:29,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 07:07:29,860 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 07:07:29,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:07:29" (1/1) ... [2021-11-20 07:07:29,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:07:29" (1/1) ... [2021-11-20 07:07:29,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:07:29" (1/1) ... [2021-11-20 07:07:29,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:07:29" (1/1) ... [2021-11-20 07:07:29,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:07:29" (1/1) ... [2021-11-20 07:07:29,961 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:07:29" (1/1) ... [2021-11-20 07:07:29,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:07:29" (1/1) ... [2021-11-20 07:07:30,052 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 07:07:30,053 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 07:07:30,053 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 07:07:30,053 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 07:07:30,062 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:07:29" (1/1) ... [2021-11-20 07:07:30,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:07:30,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:07:30,104 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 07:07:30,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 07:07:30,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-20 07:07:30,149 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-20 07:07:30,150 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2021-11-20 07:07:30,150 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2021-11-20 07:07:30,150 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-20 07:07:30,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-20 07:07:30,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_18 [2021-11-20 07:07:30,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_18 [2021-11-20 07:07:30,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 07:07:30,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 07:07:30,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 07:07:30,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-20 07:07:30,151 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-20 07:07:30,151 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2021-11-20 07:07:30,151 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2021-11-20 07:07:30,151 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2021-11-20 07:07:30,152 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2021-11-20 07:07:30,152 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-20 07:07:30,152 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-20 07:07:30,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-11-20 07:07:30,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-11-20 07:07:30,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 07:07:30,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 07:07:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-20 07:07:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-11-20 07:07:30,153 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-11-20 07:07:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2021-11-20 07:07:30,153 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2021-11-20 07:07:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_disconnected [2021-11-20 07:07:30,154 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_disconnected [2021-11-20 07:07:30,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-20 07:07:30,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-20 07:07:30,154 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_data_transmit [2021-11-20 07:07:30,154 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_data_transmit [2021-11-20 07:07:30,154 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_data_indication [2021-11-20 07:07:30,155 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_data_indication [2021-11-20 07:07:30,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 07:07:30,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-20 07:07:30,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-20 07:07:30,155 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-11-20 07:07:30,155 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-11-20 07:07:30,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-20 07:07:30,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-20 07:07:30,156 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-20 07:07:30,156 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-20 07:07:30,156 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_set_mac_address [2021-11-20 07:07:30,157 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_set_mac_address [2021-11-20 07:07:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-20 07:07:30,157 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-20 07:07:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 07:07:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2021-11-20 07:07:30,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2021-11-20 07:07:30,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 07:07:30,158 INFO L130 BoogieDeclarations]: Found specification of procedure x25_type_trans [2021-11-20 07:07:30,158 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_type_trans [2021-11-20 07:07:30,158 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net [2021-11-20 07:07:30,158 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net [2021-11-20 07:07:30,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 07:07:30,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 07:07:30,159 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-20 07:07:30,159 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-20 07:07:30,159 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-20 07:07:30,159 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_get_x25_dev [2021-11-20 07:07:30,159 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_get_x25_dev [2021-11-20 07:07:30,160 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-20 07:07:30,160 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-20 07:07:30,160 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-20 07:07:30,160 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-20 07:07:30,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 07:07:30,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-20 07:07:30,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-20 07:07:30,161 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_connected [2021-11-20 07:07:30,161 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_connected [2021-11-20 07:07:30,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 07:07:30,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 07:07:30,161 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-20 07:07:30,162 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-20 07:07:30,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_zalloc [2021-11-20 07:07:30,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_zalloc [2021-11-20 07:07:30,162 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-20 07:07:30,162 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-20 07:07:30,162 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-20 07:07:30,163 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-20 07:07:30,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 07:07:30,163 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2021-11-20 07:07:30,163 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2021-11-20 07:07:30,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-20 07:07:30,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 07:07:30,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 07:07:30,657 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 07:07:30,659 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 07:07:30,895 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 07:07:32,065 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:07:32,087 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:07:32,087 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-20 07:07:32,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:07:32 BoogieIcfgContainer [2021-11-20 07:07:32,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 07:07:32,097 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 07:07:32,097 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 07:07:32,102 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 07:07:32,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:07:27" (1/3) ... [2021-11-20 07:07:32,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@589fa103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:07:32, skipping insertion in model container [2021-11-20 07:07:32,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:07:29" (2/3) ... [2021-11-20 07:07:32,104 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@589fa103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:07:32, skipping insertion in model container [2021-11-20 07:07:32,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:07:32" (3/3) ... [2021-11-20 07:07:32,106 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 [2021-11-20 07:07:32,115 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 07:07:32,116 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 07:07:32,185 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 07:07:32,191 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 07:07:32,192 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 07:07:32,235 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) [2021-11-20 07:07:32,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-20 07:07:32,264 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:07:32,265 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] [2021-11-20 07:07:32,265 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:07:32,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:07:32,272 INFO L85 PathProgramCache]: Analyzing trace with hash -272515885, now seen corresponding path program 1 times [2021-11-20 07:07:32,285 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:07:32,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492743171] [2021-11-20 07:07:32,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:07:32,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:07:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:32,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:07:32,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:32,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:32,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:32,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:32,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:32,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:07:32,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:32,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:32,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:32,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:07:32,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:32,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:32,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:33,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:33,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:33,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:07:33,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:33,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:33,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:33,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:33,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:33,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:07:33,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:33,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:33,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:33,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:33,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:07:33,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:33,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:33,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:33,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:33,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:33,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:07:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:33,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:33,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:33,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:33,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:07:33,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:33,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:33,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:33,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:33,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:33,280 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-11-20 07:07:33,280 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:07:33,281 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492743171] [2021-11-20 07:07:33,282 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492743171] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:07:33,282 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:07:33,282 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 07:07:33,284 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404464388] [2021-11-20 07:07:33,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:07:33,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 07:07:33,289 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:07:33,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 07:07:33,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 07:07:33,327 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) [2021-11-20 07:07:34,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:07:34,145 INFO L93 Difference]: Finished difference Result 1498 states and 2279 transitions. [2021-11-20 07:07:34,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 07:07:34,147 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 [2021-11-20 07:07:34,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:07:34,179 INFO L225 Difference]: With dead ends: 1498 [2021-11-20 07:07:34,180 INFO L226 Difference]: Without dead ends: 763 [2021-11-20 07:07:34,190 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 [2021-11-20 07:07:34,200 INFO L933 BasicCegarLoop]: 1050 mSDtfsCounter, 264 mSDsluCounter, 1296 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 2346 SdHoareTripleChecker+Invalid, 369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-20 07:07:34,201 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [274 Valid, 2346 Invalid, 369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-20 07:07:34,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 763 states. [2021-11-20 07:07:34,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 763 to 714. [2021-11-20 07:07:34,335 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) [2021-11-20 07:07:34,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 714 states and 1050 transitions. [2021-11-20 07:07:34,346 INFO L78 Accepts]: Start accepts. Automaton has 714 states and 1050 transitions. Word has length 150 [2021-11-20 07:07:34,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:07:34,346 INFO L470 AbstractCegarLoop]: Abstraction has 714 states and 1050 transitions. [2021-11-20 07:07:34,346 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) [2021-11-20 07:07:34,347 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1050 transitions. [2021-11-20 07:07:34,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-20 07:07:34,360 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:07:34,361 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] [2021-11-20 07:07:34,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 07:07:34,361 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:07:34,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:07:34,362 INFO L85 PathProgramCache]: Analyzing trace with hash -1960355613, now seen corresponding path program 1 times [2021-11-20 07:07:34,362 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:07:34,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995687758] [2021-11-20 07:07:34,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:07:34,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:07:34,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:07:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:34,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:34,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:07:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:34,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:07:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:34,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:34,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:07:34,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:34,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:07:34,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:34,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:07:34,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:34,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:07:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:07:34,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:34,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:34,868 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-11-20 07:07:34,869 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:07:34,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995687758] [2021-11-20 07:07:34,869 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995687758] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:07:34,869 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:07:34,870 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:07:34,870 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758888645] [2021-11-20 07:07:34,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:07:34,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:07:34,873 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:07:34,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:07:34,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:07:34,874 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) [2021-11-20 07:07:36,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:07:36,246 INFO L93 Difference]: Finished difference Result 1851 states and 2800 transitions. [2021-11-20 07:07:36,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:07:36,247 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 [2021-11-20 07:07:36,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:07:36,256 INFO L225 Difference]: With dead ends: 1851 [2021-11-20 07:07:36,256 INFO L226 Difference]: Without dead ends: 1157 [2021-11-20 07:07:36,259 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-20 07:07:36,260 INFO L933 BasicCegarLoop]: 1593 mSDtfsCounter, 1817 mSDsluCounter, 3140 mSDsCounter, 0 mSdLazyCounter, 705 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1869 SdHoareTripleChecker+Valid, 4733 SdHoareTripleChecker+Invalid, 1009 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 705 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-20 07:07:36,260 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1869 Valid, 4733 Invalid, 1009 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 705 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-20 07:07:36,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1157 states. [2021-11-20 07:07:36,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1157 to 714. [2021-11-20 07:07:36,302 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) [2021-11-20 07:07:36,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 714 states and 1048 transitions. [2021-11-20 07:07:36,307 INFO L78 Accepts]: Start accepts. Automaton has 714 states and 1048 transitions. Word has length 150 [2021-11-20 07:07:36,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:07:36,309 INFO L470 AbstractCegarLoop]: Abstraction has 714 states and 1048 transitions. [2021-11-20 07:07:36,309 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) [2021-11-20 07:07:36,309 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1048 transitions. [2021-11-20 07:07:36,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-20 07:07:36,312 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:07:36,312 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] [2021-11-20 07:07:36,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 07:07:36,313 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:07:36,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:07:36,313 INFO L85 PathProgramCache]: Analyzing trace with hash 147056539, now seen corresponding path program 1 times [2021-11-20 07:07:36,313 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:07:36,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623321132] [2021-11-20 07:07:36,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:07:36,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:07:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:07:36,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:36,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:07:36,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:36,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:07:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:36,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:07:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:36,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:07:36,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:36,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:36,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:07:36,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:36,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:36,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:07:36,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:36,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:36,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:07:36,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:36,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:36,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:36,618 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-11-20 07:07:36,618 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:07:36,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623321132] [2021-11-20 07:07:36,619 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623321132] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:07:36,619 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:07:36,619 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 07:07:36,619 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3925626] [2021-11-20 07:07:36,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:07:36,620 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 07:07:36,620 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:07:36,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 07:07:36,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:07:36,621 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) [2021-11-20 07:07:37,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:07:37,937 INFO L93 Difference]: Finished difference Result 2170 states and 3211 transitions. [2021-11-20 07:07:37,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 07:07:37,938 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 [2021-11-20 07:07:37,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:07:37,954 INFO L225 Difference]: With dead ends: 2170 [2021-11-20 07:07:37,954 INFO L226 Difference]: Without dead ends: 1476 [2021-11-20 07:07:37,957 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 [2021-11-20 07:07:37,964 INFO L933 BasicCegarLoop]: 1111 mSDtfsCounter, 1468 mSDsluCounter, 2126 mSDsCounter, 0 mSdLazyCounter, 656 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1526 SdHoareTripleChecker+Valid, 3237 SdHoareTripleChecker+Invalid, 927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-20 07:07:37,966 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1526 Valid, 3237 Invalid, 927 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 656 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-20 07:07:37,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1476 states. [2021-11-20 07:07:38,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1476 to 1378. [2021-11-20 07:07:38,056 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) [2021-11-20 07:07:38,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1378 states and 2030 transitions. [2021-11-20 07:07:38,066 INFO L78 Accepts]: Start accepts. Automaton has 1378 states and 2030 transitions. Word has length 150 [2021-11-20 07:07:38,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:07:38,067 INFO L470 AbstractCegarLoop]: Abstraction has 1378 states and 2030 transitions. [2021-11-20 07:07:38,068 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) [2021-11-20 07:07:38,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 2030 transitions. [2021-11-20 07:07:38,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-11-20 07:07:38,074 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:07:38,075 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] [2021-11-20 07:07:38,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 07:07:38,075 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:07:38,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:07:38,076 INFO L85 PathProgramCache]: Analyzing trace with hash -716980191, now seen corresponding path program 1 times [2021-11-20 07:07:38,076 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:07:38,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636265309] [2021-11-20 07:07:38,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:07:38,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:07:38,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:07:38,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:38,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:07:38,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:38,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:38,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:07:38,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:38,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:38,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:07:38,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:38,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:07:38,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:38,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:38,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:07:38,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:38,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:38,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:07:38,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:38,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:38,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:07:38,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:38,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-20 07:07:38,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:38,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:38,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-11-20 07:07:38,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:38,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:38,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-20 07:07:38,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:38,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:38,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:38,552 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 776 trivial. 0 not checked. [2021-11-20 07:07:38,553 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:07:38,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636265309] [2021-11-20 07:07:38,553 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636265309] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:07:38,553 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:07:38,553 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:07:38,554 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625993811] [2021-11-20 07:07:38,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:07:38,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:07:38,555 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:07:38,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:07:38,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:07:38,556 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) [2021-11-20 07:07:40,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:07:40,284 INFO L93 Difference]: Finished difference Result 4273 states and 6404 transitions. [2021-11-20 07:07:40,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:07:40,285 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 [2021-11-20 07:07:40,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:07:40,307 INFO L225 Difference]: With dead ends: 4273 [2021-11-20 07:07:40,307 INFO L226 Difference]: Without dead ends: 2901 [2021-11-20 07:07:40,313 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 [2021-11-20 07:07:40,314 INFO L933 BasicCegarLoop]: 1262 mSDtfsCounter, 1694 mSDsluCounter, 3402 mSDsCounter, 0 mSdLazyCounter, 1251 mSolverCounterSat, 492 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1749 SdHoareTripleChecker+Valid, 4664 SdHoareTripleChecker+Invalid, 1743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 492 IncrementalHoareTripleChecker+Valid, 1251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-20 07:07:40,314 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1749 Valid, 4664 Invalid, 1743 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [492 Valid, 1251 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-20 07:07:40,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2901 states. [2021-11-20 07:07:40,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2901 to 2715. [2021-11-20 07:07:40,454 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) [2021-11-20 07:07:40,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 2715 states and 4050 transitions. [2021-11-20 07:07:40,481 INFO L78 Accepts]: Start accepts. Automaton has 2715 states and 4050 transitions. Word has length 213 [2021-11-20 07:07:40,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:07:40,482 INFO L470 AbstractCegarLoop]: Abstraction has 2715 states and 4050 transitions. [2021-11-20 07:07:40,483 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) [2021-11-20 07:07:40,484 INFO L276 IsEmpty]: Start isEmpty. Operand 2715 states and 4050 transitions. [2021-11-20 07:07:40,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-20 07:07:40,501 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:07:40,501 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] [2021-11-20 07:07:40,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 07:07:40,502 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:07:40,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:07:40,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1676192007, now seen corresponding path program 1 times [2021-11-20 07:07:40,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:07:40,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467645192] [2021-11-20 07:07:40,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:07:40,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:07:40,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:07:40,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:40,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:40,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:07:40,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:40,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:40,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:07:40,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:40,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:40,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:07:40,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:40,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:07:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:40,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:07:40,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:40,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:07:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:40,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:40,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:07:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:40,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:40,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-20 07:07:40,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:40,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:40,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-11-20 07:07:40,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-20 07:07:40,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:40,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:40,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-11-20 07:07:40,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-20 07:07:40,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:40,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:40,928 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 774 trivial. 0 not checked. [2021-11-20 07:07:40,928 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:07:40,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467645192] [2021-11-20 07:07:40,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467645192] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:07:40,929 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:07:40,929 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:07:40,929 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856305246] [2021-11-20 07:07:40,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:07:40,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:07:40,930 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:07:40,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:07:40,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:07:40,931 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) [2021-11-20 07:07:41,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:07:41,854 INFO L93 Difference]: Finished difference Result 4265 states and 6462 transitions. [2021-11-20 07:07:41,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:07:41,854 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 [2021-11-20 07:07:41,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:07:41,874 INFO L225 Difference]: With dead ends: 4265 [2021-11-20 07:07:41,875 INFO L226 Difference]: Without dead ends: 2903 [2021-11-20 07:07:41,880 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 [2021-11-20 07:07:41,881 INFO L933 BasicCegarLoop]: 1023 mSDtfsCounter, 767 mSDsluCounter, 1486 mSDsCounter, 0 mSdLazyCounter, 388 mSolverCounterSat, 347 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 771 SdHoareTripleChecker+Valid, 2509 SdHoareTripleChecker+Invalid, 735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 347 IncrementalHoareTripleChecker+Valid, 388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-20 07:07:41,882 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [771 Valid, 2509 Invalid, 735 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [347 Valid, 388 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-20 07:07:41,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2903 states. [2021-11-20 07:07:42,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2903 to 2733. [2021-11-20 07:07:42,069 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) [2021-11-20 07:07:42,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 2733 states and 4082 transitions. [2021-11-20 07:07:42,086 INFO L78 Accepts]: Start accepts. Automaton has 2733 states and 4082 transitions. Word has length 246 [2021-11-20 07:07:42,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:07:42,087 INFO L470 AbstractCegarLoop]: Abstraction has 2733 states and 4082 transitions. [2021-11-20 07:07:42,087 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) [2021-11-20 07:07:42,087 INFO L276 IsEmpty]: Start isEmpty. Operand 2733 states and 4082 transitions. [2021-11-20 07:07:42,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-20 07:07:42,100 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:07:42,101 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] [2021-11-20 07:07:42,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 07:07:42,101 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:07:42,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:07:42,102 INFO L85 PathProgramCache]: Analyzing trace with hash 2076105357, now seen corresponding path program 1 times [2021-11-20 07:07:42,102 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:07:42,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591385839] [2021-11-20 07:07:42,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:07:42,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:07:42,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:07:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:42,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:07:42,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:42,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:07:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:42,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:07:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:42,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:42,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:07:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:42,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:42,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:07:42,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:42,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:42,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:07:42,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:42,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:42,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:07:42,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:42,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-20 07:07:42,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:42,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:42,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-11-20 07:07:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:42,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:42,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-20 07:07:42,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:42,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-11-20 07:07:42,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:42,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:07:42,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:42,509 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2021-11-20 07:07:42,509 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:07:42,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591385839] [2021-11-20 07:07:42,514 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591385839] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:07:42,514 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:07:42,515 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:07:42,515 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172253556] [2021-11-20 07:07:42,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:07:42,516 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:07:42,516 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:07:42,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:07:42,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:07:42,517 INFO L87 Difference]: Start difference. First operand 2733 states and 4082 transitions. Second operand has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 3 states have internal predecessors, (83), 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) [2021-11-20 07:07:44,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:07:44,700 INFO L93 Difference]: Finished difference Result 8395 states and 12588 transitions. [2021-11-20 07:07:44,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:07:44,701 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 3 states have internal predecessors, (83), 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 261 [2021-11-20 07:07:44,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:07:44,747 INFO L225 Difference]: With dead ends: 8395 [2021-11-20 07:07:44,747 INFO L226 Difference]: Without dead ends: 5682 [2021-11-20 07:07:44,757 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-11-20 07:07:44,759 INFO L933 BasicCegarLoop]: 1733 mSDtfsCounter, 1396 mSDsluCounter, 4165 mSDsCounter, 0 mSdLazyCounter, 1130 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1467 SdHoareTripleChecker+Valid, 5898 SdHoareTripleChecker+Invalid, 1364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-20 07:07:44,760 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1467 Valid, 5898 Invalid, 1364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1130 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-20 07:07:44,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5682 states. [2021-11-20 07:07:45,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5682 to 5330. [2021-11-20 07:07:45,037 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) [2021-11-20 07:07:45,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5330 states to 5330 states and 7899 transitions. [2021-11-20 07:07:45,058 INFO L78 Accepts]: Start accepts. Automaton has 5330 states and 7899 transitions. Word has length 261 [2021-11-20 07:07:45,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:07:45,062 INFO L470 AbstractCegarLoop]: Abstraction has 5330 states and 7899 transitions. [2021-11-20 07:07:45,063 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 3 states have internal predecessors, (83), 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) [2021-11-20 07:07:45,063 INFO L276 IsEmpty]: Start isEmpty. Operand 5330 states and 7899 transitions. [2021-11-20 07:07:45,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-20 07:07:45,083 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:07:45,083 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] [2021-11-20 07:07:45,085 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-20 07:07:45,086 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:07:45,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:07:45,086 INFO L85 PathProgramCache]: Analyzing trace with hash 1757628959, now seen corresponding path program 1 times [2021-11-20 07:07:45,086 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:07:45,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676455906] [2021-11-20 07:07:45,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:07:45,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:07:45,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:07:45,342 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:07:45,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:07:45,740 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:07:45,740 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-20 07:07:45,741 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-20 07:07:45,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-20 07:07:45,747 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:07:45,752 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-20 07:07:46,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 07:07:46 BoogieIcfgContainer [2021-11-20 07:07:46,098 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 07:07:46,098 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 07:07:46,099 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 07:07:46,099 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 07:07:46,099 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:07:32" (3/4) ... [2021-11-20 07:07:46,101 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-20 07:07:46,391 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/bin/uautomizer-DQz5hQGWxF/witness.graphml [2021-11-20 07:07:46,391 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 07:07:46,392 INFO L158 Benchmark]: Toolchain (without parser) took 18751.73ms. Allocated memory was 104.9MB in the beginning and 411.0MB in the end (delta: 306.2MB). Free memory was 80.5MB in the beginning and 150.6MB in the end (delta: -70.1MB). Peak memory consumption was 235.3MB. Max. memory is 16.1GB. [2021-11-20 07:07:46,392 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 104.9MB. Free memory is still 85.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:07:46,392 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2058.46ms. Allocated memory was 104.9MB in the beginning and 157.3MB in the end (delta: 52.4MB). Free memory was 80.3MB in the beginning and 90.9MB in the end (delta: -10.6MB). Peak memory consumption was 88.5MB. Max. memory is 16.1GB. [2021-11-20 07:07:46,393 INFO L158 Benchmark]: Boogie Procedure Inliner took 158.56ms. Allocated memory is still 157.3MB. Free memory was 90.9MB in the beginning and 80.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 07:07:46,393 INFO L158 Benchmark]: Boogie Preprocessor took 192.44ms. Allocated memory is still 157.3MB. Free memory was 80.4MB in the beginning and 100.6MB in the end (delta: -20.2MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2021-11-20 07:07:46,393 INFO L158 Benchmark]: RCFGBuilder took 2040.23ms. Allocated memory was 157.3MB in the beginning and 264.2MB in the end (delta: 107.0MB). Free memory was 100.6MB in the beginning and 169.5MB in the end (delta: -68.9MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. [2021-11-20 07:07:46,394 INFO L158 Benchmark]: TraceAbstraction took 14000.85ms. Allocated memory was 264.2MB in the beginning and 411.0MB in the end (delta: 146.8MB). Free memory was 169.5MB in the beginning and 217.6MB in the end (delta: -48.1MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. [2021-11-20 07:07:46,394 INFO L158 Benchmark]: Witness Printer took 292.53ms. Allocated memory is still 411.0MB. Free memory was 217.6MB in the beginning and 151.7MB in the end (delta: 66.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2021-11-20 07:07:46,398 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 104.9MB. Free memory is still 85.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2058.46ms. Allocated memory was 104.9MB in the beginning and 157.3MB in the end (delta: 52.4MB). Free memory was 80.3MB in the beginning and 90.9MB in the end (delta: -10.6MB). Peak memory consumption was 88.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 158.56ms. Allocated memory is still 157.3MB. Free memory was 90.9MB in the beginning and 80.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 192.44ms. Allocated memory is still 157.3MB. Free memory was 80.4MB in the beginning and 100.6MB in the end (delta: -20.2MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2040.23ms. Allocated memory was 157.3MB in the beginning and 264.2MB in the end (delta: 107.0MB). Free memory was 100.6MB in the beginning and 169.5MB in the end (delta: -68.9MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. * TraceAbstraction took 14000.85ms. Allocated memory was 264.2MB in the beginning and 411.0MB in the end (delta: 146.8MB). Free memory was 169.5MB in the beginning and 217.6MB in the end (delta: -48.1MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. * Witness Printer took 292.53ms. Allocated memory is still 411.0MB. Free memory was 217.6MB in the beginning and 151.7MB in the end (delta: 66.0MB). Peak memory consumption was 67.1MB. 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: 13.6s, OverallIterations: 7, TraceHistogramMax: 12, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 8.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7656 SdHoareTripleChecker+Valid, 7.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7406 mSDsluCounter, 23387 SdHoareTripleChecker+Invalid, 5.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15615 mSDsCounter, 1767 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4380 IncrementalHoareTripleChecker+Invalid, 6147 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1767 mSolverCounterUnsat, 7772 mSDtfsCounter, 4380 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 421 GetRequests, 385 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s 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: 0.9s AutomataMinimizationTime, 6 MinimizatonAttempts, 1298 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 1431 NumberOfCodeBlocks, 1431 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1164 ConstructedInterpolants, 0 QuantifiedInterpolants, 2022 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! [2021-11-20 07:07:46,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9901ec87-82d7-4044-a93f-7d0c20c91f4e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE