./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point_false-unreach-call.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_402bc38f-4166-4eaf-aba4-6bcc5ac122c0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_402bc38f-4166-4eaf-aba4-6bcc5ac122c0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_402bc38f-4166-4eaf-aba4-6bcc5ac122c0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_402bc38f-4166-4eaf-aba4-6bcc5ac122c0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point_false-unreach-call.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_402bc38f-4166-4eaf-aba4-6bcc5ac122c0/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_402bc38f-4166-4eaf-aba4-6bcc5ac122c0/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cb707188c16c164350650888a29f60678584414b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 17:42:03,895 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 17:42:03,896 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 17:42:03,901 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 17:42:03,902 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 17:42:03,902 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 17:42:03,903 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 17:42:03,903 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 17:42:03,904 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 17:42:03,905 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 17:42:03,905 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 17:42:03,905 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 17:42:03,906 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 17:42:03,906 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 17:42:03,906 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 17:42:03,907 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 17:42:03,907 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 17:42:03,908 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 17:42:03,909 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 17:42:03,909 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 17:42:03,910 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 17:42:03,910 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 17:42:03,911 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 17:42:03,912 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 17:42:03,912 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 17:42:03,912 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 17:42:03,912 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 17:42:03,913 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 17:42:03,913 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 17:42:03,914 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 17:42:03,914 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 17:42:03,914 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 17:42:03,914 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 17:42:03,914 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 17:42:03,915 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 17:42:03,915 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 17:42:03,915 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_402bc38f-4166-4eaf-aba4-6bcc5ac122c0/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-12-09 17:42:03,922 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 17:42:03,922 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 17:42:03,922 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 17:42:03,923 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 17:42:03,923 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 17:42:03,923 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 17:42:03,923 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 17:42:03,923 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 17:42:03,923 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 17:42:03,923 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 17:42:03,923 INFO L133 SettingsManager]: * Log string format=TERM [2018-12-09 17:42:03,923 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 17:42:03,923 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 17:42:03,923 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 17:42:03,924 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 17:42:03,924 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 17:42:03,924 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 17:42:03,924 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 17:42:03,924 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 17:42:03,924 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 17:42:03,924 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 17:42:03,924 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 17:42:03,925 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 17:42:03,925 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 17:42:03,925 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 17:42:03,925 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 17:42:03,925 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 17:42:03,925 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 17:42:03,925 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 17:42:03,925 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 17:42:03,925 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 17:42:03,925 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 17:42:03,925 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 17:42:03,926 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 17:42:03,926 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-12-09 17:42:03,926 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/working_dir_402bc38f-4166-4eaf-aba4-6bcc5ac122c0/bin-2019/utaipan 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan 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 -> cb707188c16c164350650888a29f60678584414b [2018-12-09 17:42:03,942 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 17:42:03,948 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 17:42:03,950 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 17:42:03,951 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 17:42:03,951 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 17:42:03,951 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_402bc38f-4166-4eaf-aba4-6bcc5ac122c0/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point_false-unreach-call.cil.out.i [2018-12-09 17:42:03,984 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_402bc38f-4166-4eaf-aba4-6bcc5ac122c0/bin-2019/utaipan/data/94a5fe494/bff2202b01d84fcb91c41ffc27d3786e/FLAG4e2de1d8f [2018-12-09 17:42:04,509 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 17:42:04,510 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_402bc38f-4166-4eaf-aba4-6bcc5ac122c0/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point_false-unreach-call.cil.out.i [2018-12-09 17:42:04,532 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_402bc38f-4166-4eaf-aba4-6bcc5ac122c0/bin-2019/utaipan/data/94a5fe494/bff2202b01d84fcb91c41ffc27d3786e/FLAG4e2de1d8f [2018-12-09 17:42:04,983 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_402bc38f-4166-4eaf-aba4-6bcc5ac122c0/bin-2019/utaipan/data/94a5fe494/bff2202b01d84fcb91c41ffc27d3786e [2018-12-09 17:42:04,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 17:42:04,992 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 17:42:04,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 17:42:04,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 17:42:05,001 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 17:42:05,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:42:04" (1/1) ... [2018-12-09 17:42:05,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32cef041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:05, skipping insertion in model container [2018-12-09 17:42:05,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:42:04" (1/1) ... [2018-12-09 17:42:05,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 17:42:05,082 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 17:42:05,782 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:42:05,795 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 17:42:05,893 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:42:05,931 INFO L195 MainTranslator]: Completed translation [2018-12-09 17:42:05,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:05 WrapperNode [2018-12-09 17:42:05,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 17:42:05,932 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 17:42:05,932 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 17:42:05,933 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 17:42:05,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:05" (1/1) ... [2018-12-09 17:42:05,959 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:05" (1/1) ... [2018-12-09 17:42:05,966 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 17:42:05,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 17:42:05,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 17:42:05,967 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 17:42:05,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:05" (1/1) ... [2018-12-09 17:42:05,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:05" (1/1) ... [2018-12-09 17:42:05,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:05" (1/1) ... [2018-12-09 17:42:05,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:05" (1/1) ... [2018-12-09 17:42:06,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:05" (1/1) ... [2018-12-09 17:42:06,022 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:05" (1/1) ... [2018-12-09 17:42:06,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:05" (1/1) ... [2018-12-09 17:42:06,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 17:42:06,036 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 17:42:06,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 17:42:06,036 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 17:42:06,036 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_402bc38f-4166-4eaf-aba4-6bcc5ac122c0/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 17:42:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_13 [2018-12-09 17:42:06,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_13 [2018-12-09 17:42:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_hard_header [2018-12-09 17:42:06,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_hard_header [2018-12-09 17:42:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-12-09 17:42:06,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2018-12-09 17:42:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_start [2018-12-09 17:42:06,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_start [2018-12-09 17:42:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_rx [2018-12-09 17:42:06,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_rx [2018-12-09 17:42:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-09 17:42:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_type_trans [2018-12-09 17:42:06,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_type_trans [2018-12-09 17:42:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2018-12-09 17:42:06,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2018-12-09 17:42:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2018-12-09 17:42:06,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2018-12-09 17:42:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2018-12-09 17:42:06,079 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2018-12-09 17:42:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 17:42:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2018-12-09 17:42:06,079 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2018-12-09 17:42:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_3 [2018-12-09 17:42:06,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_3 [2018-12-09 17:42:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-09 17:42:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-09 17:42:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-12-09 17:42:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-12-09 17:42:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-12-09 17:42:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-12-09 17:42:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure dev_queue_xmit [2018-12-09 17:42:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_queue_xmit [2018-12-09 17:42:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 17:42:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-09 17:42:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-09 17:42:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_off [2018-12-09 17:42:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_off [2018-12-09 17:42:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-12-09 17:42:06,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-12-09 17:42:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2018-12-09 17:42:06,081 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2018-12-09 17:42:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2018-12-09 17:42:06,081 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2018-12-09 17:42:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2018-12-09 17:42:06,081 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2018-12-09 17:42:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-09 17:42:06,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-09 17:42:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_3 [2018-12-09 17:42:06,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_3 [2018-12-09 17:42:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-12-09 17:42:06,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-12-09 17:42:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_on [2018-12-09 17:42:06,082 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_on [2018-12-09 17:42:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2018-12-09 17:42:06,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2018-12-09 17:42:06,083 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-09 17:42:06,083 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-12-09 17:42:06,083 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2018-12-09 17:42:06,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2018-12-09 17:42:06,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 17:42:06,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-12-09 17:42:06,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-12-09 17:42:06,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2018-12-09 17:42:06,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2018-12-09 17:42:06,084 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_tx_flush [2018-12-09 17:42:06,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_tx_flush [2018-12-09 17:42:06,084 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2018-12-09 17:42:06,084 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2018-12-09 17:42:06,084 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_network_header [2018-12-09 17:42:06,084 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_network_header [2018-12-09 17:42:06,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_12 [2018-12-09 17:42:06,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_12 [2018-12-09 17:42:06,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-12-09 17:42:06,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-12-09 17:42:06,085 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_timer [2018-12-09 17:42:06,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_timer [2018-12-09 17:42:06,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_open_3 [2018-12-09 17:42:06,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_open_3 [2018-12-09 17:42:06,085 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2018-12-09 17:42:06,085 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2018-12-09 17:42:06,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 17:42:06,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 17:42:06,086 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2018-12-09 17:42:06,086 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2018-12-09 17:42:06,086 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2018-12-09 17:42:06,086 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2018-12-09 17:42:06,086 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-12-09 17:42:06,086 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-12-09 17:42:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2018-12-09 17:42:06,087 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2018-12-09 17:42:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-12-09 17:42:06,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-12-09 17:42:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 17:42:06,087 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 17:42:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure get_ppp [2018-12-09 17:42:06,087 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ppp [2018-12-09 17:42:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-09 17:42:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure get_proto [2018-12-09 17:42:06,088 INFO L138 BoogieDeclarations]: Found implementation of procedure get_proto [2018-12-09 17:42:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2018-12-09 17:42:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2018-12-09 17:42:06,088 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2018-12-09 17:42:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2018-12-09 17:42:06,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2018-12-09 17:42:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_close [2018-12-09 17:42:06,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_close [2018-12-09 17:42:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2018-12-09 17:42:06,089 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2018-12-09 17:42:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_tx_cp [2018-12-09 17:42:06,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_tx_cp [2018-12-09 17:42:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-09 17:42:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2018-12-09 17:42:06,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2018-12-09 17:42:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure attach_hdlc_protocol [2018-12-09 17:42:06,089 INFO L138 BoogieDeclarations]: Found implementation of procedure attach_hdlc_protocol [2018-12-09 17:42:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2018-12-09 17:42:06,090 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2018-12-09 17:42:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_15 [2018-12-09 17:42:06,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_15 [2018-12-09 17:42:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_14 [2018-12-09 17:42:06,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_14 [2018-12-09 17:42:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2018-12-09 17:42:06,090 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2018-12-09 17:42:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure register_hdlc_protocol [2018-12-09 17:42:06,091 INFO L138 BoogieDeclarations]: Found implementation of procedure register_hdlc_protocol [2018-12-09 17:42:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-12-09 17:42:06,091 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-12-09 17:42:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cp_parse_cr [2018-12-09 17:42:06,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cp_parse_cr [2018-12-09 17:42:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_stop [2018-12-09 17:42:06,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_stop [2018-12-09 17:42:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 17:42:06,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-09 17:42:06,092 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2018-12-09 17:42:06,092 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2018-12-09 17:42:06,092 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cp_event [2018-12-09 17:42:06,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cp_event [2018-12-09 17:42:06,092 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2018-12-09 17:42:06,092 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2018-12-09 17:42:06,092 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_hdlc_protocol [2018-12-09 17:42:06,093 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_hdlc_protocol [2018-12-09 17:42:06,093 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2018-12-09 17:42:06,093 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2018-12-09 17:42:06,093 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-12-09 17:42:06,093 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-12-09 17:42:06,093 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2018-12-09 17:42:06,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2018-12-09 17:42:06,093 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2018-12-09 17:42:06,093 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2018-12-09 17:42:06,093 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2018-12-09 17:42:06,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2018-12-09 17:42:06,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hdlc_proto_3 [2018-12-09 17:42:06,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hdlc_proto_3 [2018-12-09 17:42:06,094 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2018-12-09 17:42:06,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2018-12-09 17:42:06,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_16 [2018-12-09 17:42:06,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_16 [2018-12-09 17:42:06,094 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2018-12-09 17:42:06,094 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2018-12-09 17:42:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2018-12-09 17:42:06,095 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2018-12-09 17:42:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure mod_init [2018-12-09 17:42:06,095 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_init [2018-12-09 17:42:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure proto_name [2018-12-09 17:42:06,095 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_name [2018-12-09 17:42:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 17:42:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure linkwatch_fire_event [2018-12-09 17:42:06,095 INFO L138 BoogieDeclarations]: Found implementation of procedure linkwatch_fire_event [2018-12-09 17:42:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2018-12-09 17:42:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2018-12-09 17:42:06,096 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2018-12-09 17:42:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2018-12-09 17:42:06,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-12-09 17:42:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-12-09 17:42:06,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-12-09 17:42:06,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-09 17:42:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-09 17:42:06,096 INFO L130 BoogieDeclarations]: Found specification of procedure mod_exit [2018-12-09 17:42:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_exit [2018-12-09 17:42:06,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 17:42:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 17:42:07,349 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 17:42:07,350 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 17:42:07,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:42:07 BoogieIcfgContainer [2018-12-09 17:42:07,350 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 17:42:07,351 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 17:42:07,351 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 17:42:07,353 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 17:42:07,353 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 05:42:04" (1/3) ... [2018-12-09 17:42:07,353 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bbe6021 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:42:07, skipping insertion in model container [2018-12-09 17:42:07,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:05" (2/3) ... [2018-12-09 17:42:07,354 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bbe6021 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:42:07, skipping insertion in model container [2018-12-09 17:42:07,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:42:07" (3/3) ... [2018-12-09 17:42:07,355 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point_false-unreach-call.cil.out.i [2018-12-09 17:42:07,361 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 17:42:07,366 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 17:42:07,375 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 17:42:07,396 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 17:42:07,396 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 17:42:07,396 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 17:42:07,396 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 17:42:07,396 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 17:42:07,397 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 17:42:07,397 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 17:42:07,397 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 17:42:07,414 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states. [2018-12-09 17:42:07,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-09 17:42:07,421 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:42:07,422 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:42:07,424 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:42:07,427 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:42:07,427 INFO L82 PathProgramCache]: Analyzing trace with hash -1150818812, now seen corresponding path program 1 times [2018-12-09 17:42:07,429 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:42:07,466 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:42:07,466 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:42:07,467 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:42:07,467 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:42:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:07,632 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-09 17:42:07,633 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:42:07,633 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 17:42:07,633 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:42:07,637 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 17:42:07,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 17:42:07,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 17:42:07,646 INFO L87 Difference]: Start difference. First operand 766 states. Second operand 3 states. [2018-12-09 17:42:07,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:42:07,799 INFO L93 Difference]: Finished difference Result 2190 states and 3073 transitions. [2018-12-09 17:42:07,799 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 17:42:07,800 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2018-12-09 17:42:07,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:42:07,817 INFO L225 Difference]: With dead ends: 2190 [2018-12-09 17:42:07,817 INFO L226 Difference]: Without dead ends: 1427 [2018-12-09 17:42:07,825 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 17:42:07,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1427 states. [2018-12-09 17:42:07,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1427 to 1427. [2018-12-09 17:42:07,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1427 states. [2018-12-09 17:42:07,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1427 states and 1929 transitions. [2018-12-09 17:42:07,914 INFO L78 Accepts]: Start accepts. Automaton has 1427 states and 1929 transitions. Word has length 68 [2018-12-09 17:42:07,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:42:07,915 INFO L480 AbstractCegarLoop]: Abstraction has 1427 states and 1929 transitions. [2018-12-09 17:42:07,915 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 17:42:07,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 1929 transitions. [2018-12-09 17:42:07,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 17:42:07,919 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:42:07,919 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:42:07,920 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:42:07,920 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:42:07,920 INFO L82 PathProgramCache]: Analyzing trace with hash -1483028779, now seen corresponding path program 1 times [2018-12-09 17:42:07,920 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:42:07,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:42:07,923 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:42:07,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:42:07,923 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:42:07,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:07,996 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-09 17:42:07,996 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:42:07,997 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 17:42:07,997 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:42:07,997 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 17:42:07,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 17:42:07,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 17:42:07,998 INFO L87 Difference]: Start difference. First operand 1427 states and 1929 transitions. Second operand 5 states. [2018-12-09 17:42:08,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:42:08,087 INFO L93 Difference]: Finished difference Result 2829 states and 3827 transitions. [2018-12-09 17:42:08,087 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 17:42:08,087 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 90 [2018-12-09 17:42:08,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:42:08,093 INFO L225 Difference]: With dead ends: 2829 [2018-12-09 17:42:08,093 INFO L226 Difference]: Without dead ends: 1426 [2018-12-09 17:42:08,098 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-12-09 17:42:08,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1426 states. [2018-12-09 17:42:08,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1426 to 1426. [2018-12-09 17:42:08,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1426 states. [2018-12-09 17:42:08,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1426 states and 1925 transitions. [2018-12-09 17:42:08,139 INFO L78 Accepts]: Start accepts. Automaton has 1426 states and 1925 transitions. Word has length 90 [2018-12-09 17:42:08,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:42:08,139 INFO L480 AbstractCegarLoop]: Abstraction has 1426 states and 1925 transitions. [2018-12-09 17:42:08,139 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 17:42:08,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1925 transitions. [2018-12-09 17:42:08,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 17:42:08,143 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:42:08,143 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 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] [2018-12-09 17:42:08,144 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:42:08,144 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:42:08,144 INFO L82 PathProgramCache]: Analyzing trace with hash 1770645981, now seen corresponding path program 1 times [2018-12-09 17:42:08,144 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:42:08,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:42:08,146 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:42:08,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:42:08,146 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:42:08,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:08,283 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-09 17:42:08,283 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 17:42:08,283 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 17:42:08,284 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 121 with the following transitions: [2018-12-09 17:42:08,286 INFO L205 CegarAbsIntRunner]: [48], [49], [296], [297], [320], [344], [346], [349], [350], [404], [405], [406], [512], [513], [522], [523], [531], [533], [535], [537], [539], [541], [543], [545], [557], [560], [563], [566], [569], [571], [575], [578], [581], [583], [586], [595], [1031], [1032], [1051], [1052], [1350], [1351], [1367], [1369], [1371], [1372], [1443], [1444], [1471], [1473], [1478], [1482], [1485], [1489], [1491], [1557], [1558], [1563], [1564], [1565], [1566], [1567], [1568], [1615], [1616], [1617], [1618], [1619], [1620], [1621], [1622], [1623], [1624], [1625], [1626], [1629], [1630], [1631], [1632], [1633], [1634], [1693], [1801], [1802], [1803], [1804], [1829], [1830], [1831], [1832], [1833], [1834], [1835], [1839], [1840], [1841], [1842], [1843] [2018-12-09 17:42:08,318 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 17:42:08,318 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 17:42:08,822 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 17:42:08,823 INFO L272 AbstractInterpreter]: Visited 96 different actions 172 times. Merged at 13 different actions 17 times. Never widened. Performed 4973 root evaluator evaluations with a maximum evaluation depth of 6. Performed 4973 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 1 fixpoints after 1 different actions. Largest state had 167 variables. [2018-12-09 17:42:08,828 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:42:08,828 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 17:42:09,151 INFO L227 lantSequenceWeakener]: Weakened 116 states. On average, predicates are now at 91.16% of their original sizes. [2018-12-09 17:42:09,151 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 17:42:09,806 INFO L418 sIntCurrentIteration]: We unified 119 AI predicates to 119 [2018-12-09 17:42:09,806 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 17:42:09,806 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 17:42:09,807 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [43] imperfect sequences [7] total 48 [2018-12-09 17:42:09,807 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:42:09,807 INFO L459 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-12-09 17:42:09,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-12-09 17:42:09,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=186, Invalid=1620, Unknown=0, NotChecked=0, Total=1806 [2018-12-09 17:42:09,808 INFO L87 Difference]: Start difference. First operand 1426 states and 1925 transitions. Second operand 43 states. [2018-12-09 17:43:55,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:43:55,276 INFO L93 Difference]: Finished difference Result 5735 states and 8119 transitions. [2018-12-09 17:43:55,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2018-12-09 17:43:55,276 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 120 [2018-12-09 17:43:55,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:43:55,293 INFO L225 Difference]: With dead ends: 5735 [2018-12-09 17:43:55,293 INFO L226 Difference]: Without dead ends: 4300 [2018-12-09 17:43:55,301 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 172 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2247 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=985, Invalid=8135, Unknown=0, NotChecked=0, Total=9120 [2018-12-09 17:43:55,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4300 states. [2018-12-09 17:43:55,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4300 to 4239. [2018-12-09 17:43:55,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4239 states. [2018-12-09 17:43:55,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 5923 transitions. [2018-12-09 17:43:55,457 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 5923 transitions. Word has length 120 [2018-12-09 17:43:55,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:43:55,458 INFO L480 AbstractCegarLoop]: Abstraction has 4239 states and 5923 transitions. [2018-12-09 17:43:55,458 INFO L481 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-12-09 17:43:55,458 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 5923 transitions. [2018-12-09 17:43:55,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-09 17:43:55,469 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:43:55,469 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:43:55,470 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:43:55,470 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:43:55,470 INFO L82 PathProgramCache]: Analyzing trace with hash 1446040566, now seen corresponding path program 1 times [2018-12-09 17:43:55,470 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:43:55,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:43:55,472 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:43:55,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:43:55,472 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:43:55,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:43:55,550 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-09 17:43:55,551 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:43:55,551 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 17:43:55,551 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:43:55,551 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 17:43:55,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 17:43:55,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 17:43:55,552 INFO L87 Difference]: Start difference. First operand 4239 states and 5923 transitions. Second operand 3 states. [2018-12-09 17:43:55,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:43:55,870 INFO L93 Difference]: Finished difference Result 11444 states and 15997 transitions. [2018-12-09 17:43:55,870 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 17:43:55,871 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 167 [2018-12-09 17:43:55,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:43:55,908 INFO L225 Difference]: With dead ends: 11444 [2018-12-09 17:43:55,908 INFO L226 Difference]: Without dead ends: 7257 [2018-12-09 17:43:55,927 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 17:43:55,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7257 states. [2018-12-09 17:43:56,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7257 to 7203. [2018-12-09 17:43:56,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7203 states. [2018-12-09 17:43:56,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7203 states to 7203 states and 9932 transitions. [2018-12-09 17:43:56,193 INFO L78 Accepts]: Start accepts. Automaton has 7203 states and 9932 transitions. Word has length 167 [2018-12-09 17:43:56,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:43:56,194 INFO L480 AbstractCegarLoop]: Abstraction has 7203 states and 9932 transitions. [2018-12-09 17:43:56,194 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 17:43:56,194 INFO L276 IsEmpty]: Start isEmpty. Operand 7203 states and 9932 transitions. [2018-12-09 17:43:56,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-09 17:43:56,209 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:43:56,209 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:43:56,210 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:43:56,210 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:43:56,210 INFO L82 PathProgramCache]: Analyzing trace with hash 1408496968, now seen corresponding path program 2 times [2018-12-09 17:43:56,210 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:43:56,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:43:56,213 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:43:56,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:43:56,213 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:43:56,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:43:56,287 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-12-09 17:43:56,288 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:43:56,288 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 17:43:56,288 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:43:56,288 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 17:43:56,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 17:43:56,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 17:43:56,288 INFO L87 Difference]: Start difference. First operand 7203 states and 9932 transitions. Second operand 3 states. [2018-12-09 17:43:56,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:43:56,544 INFO L93 Difference]: Finished difference Result 12090 states and 16476 transitions. [2018-12-09 17:43:56,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 17:43:56,544 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 167 [2018-12-09 17:43:56,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:43:56,561 INFO L225 Difference]: With dead ends: 12090 [2018-12-09 17:43:56,562 INFO L226 Difference]: Without dead ends: 4939 [2018-12-09 17:43:56,581 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 17:43:56,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4939 states. [2018-12-09 17:43:56,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4939 to 4838. [2018-12-09 17:43:56,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4838 states. [2018-12-09 17:43:56,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4838 states to 4838 states and 6501 transitions. [2018-12-09 17:43:56,737 INFO L78 Accepts]: Start accepts. Automaton has 4838 states and 6501 transitions. Word has length 167 [2018-12-09 17:43:56,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:43:56,738 INFO L480 AbstractCegarLoop]: Abstraction has 4838 states and 6501 transitions. [2018-12-09 17:43:56,738 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 17:43:56,738 INFO L276 IsEmpty]: Start isEmpty. Operand 4838 states and 6501 transitions. [2018-12-09 17:43:56,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-09 17:43:56,745 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:43:56,745 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:43:56,745 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:43:56,745 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:43:56,745 INFO L82 PathProgramCache]: Analyzing trace with hash -1853784628, now seen corresponding path program 1 times [2018-12-09 17:43:56,745 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:43:56,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:43:56,747 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-09 17:43:56,747 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:43:56,747 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:43:56,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:43:56,813 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-09 17:43:56,814 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:43:56,814 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 17:43:56,814 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:43:56,814 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 17:43:56,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 17:43:56,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 17:43:56,814 INFO L87 Difference]: Start difference. First operand 4838 states and 6501 transitions. Second operand 3 states. [2018-12-09 17:43:57,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:43:57,069 INFO L93 Difference]: Finished difference Result 9528 states and 12870 transitions. [2018-12-09 17:43:57,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 17:43:57,070 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 188 [2018-12-09 17:43:57,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:43:57,087 INFO L225 Difference]: With dead ends: 9528 [2018-12-09 17:43:57,087 INFO L226 Difference]: Without dead ends: 6113 [2018-12-09 17:43:57,096 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 17:43:57,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6113 states. [2018-12-09 17:43:57,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6113 to 6038. [2018-12-09 17:43:57,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6038 states. [2018-12-09 17:43:57,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6038 states to 6038 states and 8133 transitions. [2018-12-09 17:43:57,280 INFO L78 Accepts]: Start accepts. Automaton has 6038 states and 8133 transitions. Word has length 188 [2018-12-09 17:43:57,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:43:57,281 INFO L480 AbstractCegarLoop]: Abstraction has 6038 states and 8133 transitions. [2018-12-09 17:43:57,281 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 17:43:57,281 INFO L276 IsEmpty]: Start isEmpty. Operand 6038 states and 8133 transitions. [2018-12-09 17:43:57,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-09 17:43:57,288 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:43:57,288 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:43:57,288 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:43:57,288 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:43:57,288 INFO L82 PathProgramCache]: Analyzing trace with hash 1739233705, now seen corresponding path program 1 times [2018-12-09 17:43:57,288 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:43:57,290 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:43:57,290 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:43:57,291 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:43:57,291 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:43:57,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:43:57,347 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-12-09 17:43:57,347 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:43:57,347 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 17:43:57,347 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:43:57,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 17:43:57,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 17:43:57,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 17:43:57,348 INFO L87 Difference]: Start difference. First operand 6038 states and 8133 transitions. Second operand 3 states. [2018-12-09 17:43:57,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:43:57,523 INFO L93 Difference]: Finished difference Result 12134 states and 16433 transitions. [2018-12-09 17:43:57,523 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 17:43:57,523 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 208 [2018-12-09 17:43:57,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:43:57,540 INFO L225 Difference]: With dead ends: 12134 [2018-12-09 17:43:57,540 INFO L226 Difference]: Without dead ends: 6148 [2018-12-09 17:43:57,554 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 17:43:57,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6148 states. [2018-12-09 17:43:57,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6148 to 6104. [2018-12-09 17:43:57,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6104 states. [2018-12-09 17:43:57,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6104 states to 6104 states and 8199 transitions. [2018-12-09 17:43:57,763 INFO L78 Accepts]: Start accepts. Automaton has 6104 states and 8199 transitions. Word has length 208 [2018-12-09 17:43:57,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:43:57,764 INFO L480 AbstractCegarLoop]: Abstraction has 6104 states and 8199 transitions. [2018-12-09 17:43:57,764 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 17:43:57,764 INFO L276 IsEmpty]: Start isEmpty. Operand 6104 states and 8199 transitions. [2018-12-09 17:43:57,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-09 17:43:57,771 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:43:57,771 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:43:57,772 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:43:57,772 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:43:57,772 INFO L82 PathProgramCache]: Analyzing trace with hash 1399963875, now seen corresponding path program 1 times [2018-12-09 17:43:57,772 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:43:57,774 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:43:57,774 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:43:57,774 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:43:57,774 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:43:57,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:43:57,854 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-12-09 17:43:57,854 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 17:43:57,854 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 17:43:57,854 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 209 with the following transitions: [2018-12-09 17:43:57,855 INFO L205 CegarAbsIntRunner]: [48], [49], [296], [297], [320], [344], [346], [349], [350], [351], [353], [354], [392], [394], [398], [400], [401], [404], [405], [406], [411], [417], [422], [423], [430], [432], [433], [436], [438], [440], [442], [447], [449], [454], [456], [461], [463], [478], [481], [484], [507], [512], [513], [522], [523], [531], [533], [535], [537], [539], [541], [543], [545], [548], [551], [557], [560], [563], [566], [569], [571], [575], [578], [581], [583], [586], [595], [923], [925], [926], [951], [960], [965], [977], [981], [985], [986], [1031], [1032], [1051], [1052], [1053], [1055], [1350], [1351], [1362], [1363], [1364], [1366], [1367], [1369], [1371], [1372], [1435], [1436], [1437], [1439], [1440], [1443], [1444], [1471], [1473], [1478], [1482], [1485], [1489], [1491], [1557], [1558], [1563], [1564], [1565], [1566], [1567], [1568], [1569], [1570], [1577], [1578], [1579], [1580], [1583], [1584], [1587], [1588], [1589], [1590], [1591], [1592], [1593], [1594], [1607], [1608], [1609], [1610], [1615], [1616], [1617], [1618], [1619], [1620], [1621], [1622], [1623], [1624], [1625], [1626], [1627], [1628], [1629], [1630], [1631], [1632], [1633], [1634], [1693], [1695], [1696], [1731], [1732], [1799], [1800], [1801], [1802], [1803], [1804], [1827], [1828], [1829], [1830], [1831], [1832], [1833], [1834], [1835], [1839], [1840], [1841], [1842], [1843] [2018-12-09 17:43:57,858 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 17:43:57,858 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 17:43:58,595 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 17:43:58,595 INFO L272 AbstractInterpreter]: Visited 180 different actions 501 times. Merged at 19 different actions 33 times. Never widened. Performed 18157 root evaluator evaluations with a maximum evaluation depth of 6. Performed 18157 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 4 fixpoints after 2 different actions. Largest state had 167 variables. [2018-12-09 17:43:58,597 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:43:58,598 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 17:43:58,598 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 17:43:58,598 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_402bc38f-4166-4eaf-aba4-6bcc5ac122c0/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 17:43:58,607 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:43:58,607 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 17:43:58,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:43:58,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:43:58,814 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-12-09 17:43:58,814 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 17:43:59,104 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-12-09 17:43:59,121 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-09 17:43:59,121 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 5 [2018-12-09 17:43:59,121 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:43:59,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 17:43:59,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 17:43:59,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 17:43:59,122 INFO L87 Difference]: Start difference. First operand 6104 states and 8199 transitions. Second operand 5 states. [2018-12-09 17:43:59,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:43:59,316 INFO L93 Difference]: Finished difference Result 12242 states and 17026 transitions. [2018-12-09 17:43:59,317 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 17:43:59,317 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 208 [2018-12-09 17:43:59,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:43:59,336 INFO L225 Difference]: With dead ends: 12242 [2018-12-09 17:43:59,337 INFO L226 Difference]: Without dead ends: 6190 [2018-12-09 17:43:59,352 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 420 GetRequests, 413 SyntacticMatches, 4 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 17:43:59,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6190 states. [2018-12-09 17:43:59,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6190 to 6158. [2018-12-09 17:43:59,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6158 states. [2018-12-09 17:43:59,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6158 states to 6158 states and 8258 transitions. [2018-12-09 17:43:59,524 INFO L78 Accepts]: Start accepts. Automaton has 6158 states and 8258 transitions. Word has length 208 [2018-12-09 17:43:59,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:43:59,525 INFO L480 AbstractCegarLoop]: Abstraction has 6158 states and 8258 transitions. [2018-12-09 17:43:59,525 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 17:43:59,525 INFO L276 IsEmpty]: Start isEmpty. Operand 6158 states and 8258 transitions. [2018-12-09 17:43:59,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-12-09 17:43:59,531 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:43:59,531 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 7, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:43:59,531 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:43:59,531 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:43:59,532 INFO L82 PathProgramCache]: Analyzing trace with hash 617881994, now seen corresponding path program 1 times [2018-12-09 17:43:59,532 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:43:59,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:43:59,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:43:59,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:43:59,534 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:43:59,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:43:59,702 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-09 17:43:59,703 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 17:43:59,703 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 17:43:59,703 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 215 with the following transitions: [2018-12-09 17:43:59,703 INFO L205 CegarAbsIntRunner]: [48], [49], [296], [297], [320], [336], [342], [343], [344], [346], [349], [350], [351], [353], [354], [392], [394], [398], [400], [401], [404], [405], [406], [411], [417], [422], [423], [430], [432], [433], [436], [438], [440], [442], [447], [449], [454], [456], [461], [463], [478], [481], [484], [507], [512], [513], [522], [523], [531], [533], [535], [537], [539], [541], [543], [545], [548], [551], [557], [560], [563], [566], [569], [571], [575], [578], [581], [583], [586], [595], [923], [925], [926], [951], [960], [965], [977], [981], [985], [986], [1031], [1032], [1051], [1052], [1053], [1055], [1350], [1351], [1362], [1363], [1364], [1366], [1367], [1369], [1371], [1372], [1435], [1436], [1437], [1439], [1440], [1443], [1444], [1471], [1473], [1478], [1482], [1485], [1486], [1488], [1489], [1491], [1557], [1558], [1563], [1564], [1565], [1566], [1567], [1568], [1569], [1570], [1577], [1578], [1579], [1580], [1583], [1584], [1587], [1588], [1589], [1590], [1591], [1592], [1593], [1594], [1607], [1608], [1609], [1610], [1615], [1616], [1617], [1618], [1619], [1620], [1621], [1622], [1623], [1624], [1625], [1626], [1627], [1628], [1629], [1630], [1631], [1632], [1633], [1634], [1693], [1695], [1696], [1731], [1732], [1799], [1800], [1801], [1802], [1803], [1804], [1827], [1828], [1829], [1830], [1831], [1832], [1833], [1834], [1835], [1837], [1838], [1839], [1840], [1841], [1842], [1843] [2018-12-09 17:43:59,707 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 17:43:59,707 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 17:44:02,975 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 17:44:02,976 INFO L272 AbstractInterpreter]: Visited 187 different actions 2692 times. Merged at 51 different actions 576 times. Widened at 3 different actions 5 times. Performed 69333 root evaluator evaluations with a maximum evaluation depth of 10. Performed 69333 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 73 fixpoints after 9 different actions. Largest state had 167 variables. [2018-12-09 17:44:02,977 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:44:02,978 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 17:44:02,978 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 17:44:02,978 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_402bc38f-4166-4eaf-aba4-6bcc5ac122c0/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 17:44:02,987 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:44:02,988 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 17:44:03,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:44:03,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:44:03,180 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-09 17:44:03,181 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 17:44:03,539 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-09 17:44:03,556 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-09 17:44:03,556 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 13 [2018-12-09 17:44:03,556 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:44:03,556 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 17:44:03,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 17:44:03,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2018-12-09 17:44:03,557 INFO L87 Difference]: Start difference. First operand 6158 states and 8258 transitions. Second operand 6 states. [2018-12-09 17:44:03,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:44:03,801 INFO L93 Difference]: Finished difference Result 12402 states and 17215 transitions. [2018-12-09 17:44:03,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 17:44:03,801 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 214 [2018-12-09 17:44:03,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:44:03,818 INFO L225 Difference]: With dead ends: 12402 [2018-12-09 17:44:03,818 INFO L226 Difference]: Without dead ends: 6170 [2018-12-09 17:44:03,835 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 421 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2018-12-09 17:44:03,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6170 states. [2018-12-09 17:44:03,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6170 to 6170. [2018-12-09 17:44:03,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6170 states. [2018-12-09 17:44:04,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6170 states to 6170 states and 8270 transitions. [2018-12-09 17:44:04,010 INFO L78 Accepts]: Start accepts. Automaton has 6170 states and 8270 transitions. Word has length 214 [2018-12-09 17:44:04,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:44:04,010 INFO L480 AbstractCegarLoop]: Abstraction has 6170 states and 8270 transitions. [2018-12-09 17:44:04,010 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 17:44:04,010 INFO L276 IsEmpty]: Start isEmpty. Operand 6170 states and 8270 transitions. [2018-12-09 17:44:04,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-09 17:44:04,016 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:44:04,017 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 7, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:44:04,017 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:44:04,017 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:44:04,017 INFO L82 PathProgramCache]: Analyzing trace with hash 71836436, now seen corresponding path program 1 times [2018-12-09 17:44:04,017 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:44:04,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:44:04,018 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:44:04,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:44:04,018 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:44:04,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:44:04,241 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 17:44:04,242 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 17:44:04,242 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 17:44:04,242 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 216 with the following transitions: [2018-12-09 17:44:04,242 INFO L205 CegarAbsIntRunner]: [48], [49], [296], [297], [320], [336], [340], [342], [343], [344], [346], [349], [350], [351], [353], [354], [392], [394], [398], [400], [401], [404], [405], [406], [411], [417], [422], [423], [430], [432], [433], [436], [438], [440], [442], [447], [449], [454], [456], [461], [463], [478], [481], [484], [507], [512], [513], [522], [523], [531], [533], [535], [537], [539], [541], [543], [545], [548], [551], [557], [560], [563], [566], [569], [571], [575], [578], [581], [583], [586], [595], [923], [925], [926], [951], [960], [965], [977], [981], [985], [986], [1031], [1032], [1051], [1052], [1053], [1055], [1350], [1351], [1362], [1363], [1364], [1366], [1367], [1369], [1371], [1372], [1435], [1436], [1437], [1439], [1440], [1443], [1444], [1471], [1473], [1478], [1482], [1485], [1486], [1488], [1489], [1491], [1557], [1558], [1563], [1564], [1565], [1566], [1567], [1568], [1569], [1570], [1577], [1578], [1579], [1580], [1583], [1584], [1587], [1588], [1589], [1590], [1591], [1592], [1593], [1594], [1607], [1608], [1609], [1610], [1615], [1616], [1617], [1618], [1619], [1620], [1621], [1622], [1623], [1624], [1625], [1626], [1627], [1628], [1629], [1630], [1631], [1632], [1633], [1634], [1693], [1695], [1696], [1731], [1732], [1799], [1800], [1801], [1802], [1803], [1804], [1827], [1828], [1829], [1830], [1831], [1832], [1833], [1834], [1835], [1837], [1838], [1839], [1840], [1841], [1842], [1843] [2018-12-09 17:44:04,244 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 17:44:04,244 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 17:44:07,817 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 17:44:07,818 INFO L272 AbstractInterpreter]: Visited 188 different actions 3184 times. Merged at 55 different actions 909 times. Widened at 3 different actions 5 times. Performed 72922 root evaluator evaluations with a maximum evaluation depth of 10. Performed 72922 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 242 fixpoints after 12 different actions. Largest state had 167 variables. [2018-12-09 17:44:07,819 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:44:07,819 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 17:44:07,819 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 17:44:07,819 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_402bc38f-4166-4eaf-aba4-6bcc5ac122c0/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 17:44:07,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:44:07,832 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 17:44:08,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:44:08,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:44:08,088 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-09 17:44:08,088 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 17:44:08,971 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 17:44:08,987 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-09 17:44:08,987 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [11, 10] total 19 [2018-12-09 17:44:08,987 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:44:08,988 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-09 17:44:08,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-09 17:44:08,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2018-12-09 17:44:08,988 INFO L87 Difference]: Start difference. First operand 6170 states and 8270 transitions. Second operand 11 states. [2018-12-09 17:44:09,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:44:09,276 INFO L93 Difference]: Finished difference Result 12429 states and 17194 transitions. [2018-12-09 17:44:09,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-09 17:44:09,277 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 215 [2018-12-09 17:44:09,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:44:09,293 INFO L225 Difference]: With dead ends: 12429 [2018-12-09 17:44:09,294 INFO L226 Difference]: Without dead ends: 6312 [2018-12-09 17:44:09,310 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 444 GetRequests, 418 SyntacticMatches, 6 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=60, Invalid=402, Unknown=0, NotChecked=0, Total=462 [2018-12-09 17:44:09,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6312 states. [2018-12-09 17:44:09,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6312 to 6237. [2018-12-09 17:44:09,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6237 states. [2018-12-09 17:44:09,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6237 states to 6237 states and 8332 transitions. [2018-12-09 17:44:09,476 INFO L78 Accepts]: Start accepts. Automaton has 6237 states and 8332 transitions. Word has length 215 [2018-12-09 17:44:09,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:44:09,477 INFO L480 AbstractCegarLoop]: Abstraction has 6237 states and 8332 transitions. [2018-12-09 17:44:09,477 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-09 17:44:09,477 INFO L276 IsEmpty]: Start isEmpty. Operand 6237 states and 8332 transitions. [2018-12-09 17:44:09,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-09 17:44:09,484 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:44:09,484 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 8, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:44:09,484 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:44:09,484 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:44:09,485 INFO L82 PathProgramCache]: Analyzing trace with hash -918142327, now seen corresponding path program 1 times [2018-12-09 17:44:09,485 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:44:09,486 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:44:09,486 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:44:09,486 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:44:09,486 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:44:09,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:44:09,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:44:09,694 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-09 17:44:09,774 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327453 could not be translated for associated CType STRUCT~~header_ops?create~*((*sk_buff *net_device USHORT *VOID *VOID UINT ) : INT)?parse~*((*sk_buff *UCHAR ) : INT)?rebuild~*((*sk_buff ) : INT)?cache~*((*neighbour *hh_cache ~__be16~0 ) : INT)?cache_update~*((*hh_cache *net_device *UCHAR ) : VOID)# [2018-12-09 17:44:09,775 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327484 could not be translated for associated CType STRUCT~~sk_buff_head?next~*sk_buff?prev~*sk_buff?qlen~~__u32~0?lock~~spinlock_t~0# [2018-12-09 17:44:09,775 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327440 could not be translated for associated CType ARRAY#_13_~ARRAY#_7_~INT## [2018-12-09 17:44:09,776 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327465 could not be translated for associated CType ARRAY#_13_~ARRAY#_7_~INT## [2018-12-09 17:44:09,776 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327477 could not be translated for associated CType STRUCT~~hdlc_proto?open~*((*net_device ) : INT)?close~*((*net_device ) : VOID)?start~*((*net_device ) : VOID)?stop~*((*net_device ) : VOID)?detach~*((*net_device ) : VOID)?ioctl~*((*net_device *ifreq ) : INT)?type_trans~*((*sk_buff *net_device ) : ~__be16~0)?netif_rx~*((*sk_buff ) : INT)?xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?module~*module?next~*hdlc_proto# [2018-12-09 17:44:09,776 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327492 could not be translated for associated CType ARRAY#_15_~~Element~0# [2018-12-09 17:44:09,776 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327448 could not be translated for associated CType STRUCT~~header_ops?create~*((*sk_buff *net_device USHORT *VOID *VOID UINT ) : INT)?parse~*((*sk_buff *UCHAR ) : INT)?rebuild~*((*sk_buff ) : INT)?cache~*((*neighbour *hh_cache ~__be16~0 ) : INT)?cache_update~*((*hh_cache *net_device *UCHAR ) : VOID)# [2018-12-09 17:44:09,776 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327445 could not be translated for associated CType ARRAY#_15_~~Element~0# [2018-12-09 17:44:09,776 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327439 could not be translated for associated CType STRUCT~~sk_buff_head?next~*sk_buff?prev~*sk_buff?qlen~~__u32~0?lock~~spinlock_t~0# [2018-12-09 17:44:09,776 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327461 could not be translated for associated CType STRUCT~~hdlc_proto?open~*((*net_device ) : INT)?close~*((*net_device ) : VOID)?start~*((*net_device ) : VOID)?stop~*((*net_device ) : VOID)?detach~*((*net_device ) : VOID)?ioctl~*((*net_device *ifreq ) : INT)?type_trans~*((*sk_buff *net_device ) : ~__be16~0)?netif_rx~*((*sk_buff ) : INT)?xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?module~*module?next~*hdlc_proto# [2018-12-09 17:44:09,791 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,792 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,799 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,800 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,800 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,801 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,802 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,812 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,813 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,814 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,815 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,815 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,815 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,815 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,820 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,820 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,820 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,820 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,823 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,824 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,824 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,824 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,825 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,825 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,825 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,825 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,826 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,826 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,827 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,827 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,827 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,827 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 05:44:09 BoogieIcfgContainer [2018-12-09 17:44:09,847 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 17:44:09,848 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 17:44:09,848 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 17:44:09,848 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 17:44:09,848 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:42:07" (3/4) ... [2018-12-09 17:44:09,850 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 17:44:09,908 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327484 could not be translated for associated CType STRUCT~~sk_buff_head?next~*sk_buff?prev~*sk_buff?qlen~~__u32~0?lock~~spinlock_t~0# [2018-12-09 17:44:09,908 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327439 could not be translated for associated CType STRUCT~~sk_buff_head?next~*sk_buff?prev~*sk_buff?qlen~~__u32~0?lock~~spinlock_t~0# [2018-12-09 17:44:09,908 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327453 could not be translated for associated CType STRUCT~~header_ops?create~*((*sk_buff *net_device USHORT *VOID *VOID UINT ) : INT)?parse~*((*sk_buff *UCHAR ) : INT)?rebuild~*((*sk_buff ) : INT)?cache~*((*neighbour *hh_cache ~__be16~0 ) : INT)?cache_update~*((*hh_cache *net_device *UCHAR ) : VOID)# [2018-12-09 17:44:09,908 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327445 could not be translated for associated CType ARRAY#_15_~~Element~0# [2018-12-09 17:44:09,908 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327440 could not be translated for associated CType ARRAY#_13_~ARRAY#_7_~INT## [2018-12-09 17:44:09,908 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327492 could not be translated for associated CType ARRAY#_15_~~Element~0# [2018-12-09 17:44:09,908 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327461 could not be translated for associated CType STRUCT~~hdlc_proto?open~*((*net_device ) : INT)?close~*((*net_device ) : VOID)?start~*((*net_device ) : VOID)?stop~*((*net_device ) : VOID)?detach~*((*net_device ) : VOID)?ioctl~*((*net_device *ifreq ) : INT)?type_trans~*((*sk_buff *net_device ) : ~__be16~0)?netif_rx~*((*sk_buff ) : INT)?xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?module~*module?next~*hdlc_proto# [2018-12-09 17:44:09,908 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327465 could not be translated for associated CType ARRAY#_13_~ARRAY#_7_~INT## [2018-12-09 17:44:09,909 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327477 could not be translated for associated CType STRUCT~~hdlc_proto?open~*((*net_device ) : INT)?close~*((*net_device ) : VOID)?start~*((*net_device ) : VOID)?stop~*((*net_device ) : VOID)?detach~*((*net_device ) : VOID)?ioctl~*((*net_device *ifreq ) : INT)?type_trans~*((*sk_buff *net_device ) : ~__be16~0)?netif_rx~*((*sk_buff ) : INT)?xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?module~*module?next~*hdlc_proto# [2018-12-09 17:44:09,909 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327448 could not be translated for associated CType STRUCT~~header_ops?create~*((*sk_buff *net_device USHORT *VOID *VOID UINT ) : INT)?parse~*((*sk_buff *UCHAR ) : INT)?rebuild~*((*sk_buff ) : INT)?cache~*((*neighbour *hh_cache ~__be16~0 ) : INT)?cache_update~*((*hh_cache *net_device *UCHAR ) : VOID)# [2018-12-09 17:44:09,916 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,917 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,922 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,922 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,923 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,923 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,924 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,934 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,935 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,935 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,936 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,936 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,936 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,936 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,940 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,941 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,941 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,941 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,944 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,944 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,945 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,945 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,945 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,945 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,946 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,946 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,947 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,947 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,948 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,948 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,948 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:09,948 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-09 17:44:10,005 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_402bc38f-4166-4eaf-aba4-6bcc5ac122c0/bin-2019/utaipan/witness.graphml [2018-12-09 17:44:10,006 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 17:44:10,006 INFO L168 Benchmark]: Toolchain (without parser) took 125016.15 ms. Allocated memory was 1.0 GB in the beginning and 3.3 GB in the end (delta: 2.3 GB). Free memory was 940.5 MB in the beginning and 1.8 GB in the end (delta: -810.2 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-12-09 17:44:10,007 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:44:10,007 INFO L168 Benchmark]: CACSL2BoogieTranslator took 938.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 940.5 MB in the beginning and 1.0 GB in the end (delta: -99.5 MB). Peak memory consumption was 98.6 MB. Max. memory is 11.5 GB. [2018-12-09 17:44:10,007 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:44:10,007 INFO L168 Benchmark]: Boogie Preprocessor took 68.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 17:44:10,007 INFO L168 Benchmark]: RCFGBuilder took 1314.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -10.1 MB). Peak memory consumption was 192.8 MB. Max. memory is 11.5 GB. [2018-12-09 17:44:10,007 INFO L168 Benchmark]: TraceAbstraction took 122496.78 ms. Allocated memory was 1.2 GB in the beginning and 3.3 GB in the end (delta: 2.2 GB). Free memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: -808.3 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-12-09 17:44:10,008 INFO L168 Benchmark]: Witness Printer took 158.04 ms. Allocated memory is still 3.3 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 91.8 MB). Peak memory consumption was 91.8 MB. Max. memory is 11.5 GB. [2018-12-09 17:44:10,009 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 938.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 940.5 MB in the beginning and 1.0 GB in the end (delta: -99.5 MB). Peak memory consumption was 98.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 68.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1314.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -10.1 MB). Peak memory consumption was 192.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 122496.78 ms. Allocated memory was 1.2 GB in the beginning and 3.3 GB in the end (delta: 2.2 GB). Free memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: -808.3 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. * Witness Printer took 158.04 ms. Allocated memory is still 3.3 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 91.8 MB). Peak memory consumption was 91.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327453 could not be translated for associated CType STRUCT~~header_ops?create~*((*sk_buff *net_device USHORT *VOID *VOID UINT ) : INT)?parse~*((*sk_buff *UCHAR ) : INT)?rebuild~*((*sk_buff ) : INT)?cache~*((*neighbour *hh_cache ~__be16~0 ) : INT)?cache_update~*((*hh_cache *net_device *UCHAR ) : VOID)# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327484 could not be translated for associated CType STRUCT~~sk_buff_head?next~*sk_buff?prev~*sk_buff?qlen~~__u32~0?lock~~spinlock_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327440 could not be translated for associated CType ARRAY#_13_~ARRAY#_7_~INT## - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327465 could not be translated for associated CType ARRAY#_13_~ARRAY#_7_~INT## - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327477 could not be translated for associated CType STRUCT~~hdlc_proto?open~*((*net_device ) : INT)?close~*((*net_device ) : VOID)?start~*((*net_device ) : VOID)?stop~*((*net_device ) : VOID)?detach~*((*net_device ) : VOID)?ioctl~*((*net_device *ifreq ) : INT)?type_trans~*((*sk_buff *net_device ) : ~__be16~0)?netif_rx~*((*sk_buff ) : INT)?xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?module~*module?next~*hdlc_proto# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327492 could not be translated for associated CType ARRAY#_15_~~Element~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327448 could not be translated for associated CType STRUCT~~header_ops?create~*((*sk_buff *net_device USHORT *VOID *VOID UINT ) : INT)?parse~*((*sk_buff *UCHAR ) : INT)?rebuild~*((*sk_buff ) : INT)?cache~*((*neighbour *hh_cache ~__be16~0 ) : INT)?cache_update~*((*hh_cache *net_device *UCHAR ) : VOID)# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327445 could not be translated for associated CType ARRAY#_15_~~Element~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327439 could not be translated for associated CType STRUCT~~sk_buff_head?next~*sk_buff?prev~*sk_buff?qlen~~__u32~0?lock~~spinlock_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327461 could not be translated for associated CType STRUCT~~hdlc_proto?open~*((*net_device ) : INT)?close~*((*net_device ) : VOID)?start~*((*net_device ) : VOID)?stop~*((*net_device ) : VOID)?detach~*((*net_device ) : VOID)?ioctl~*((*net_device *ifreq ) : INT)?type_trans~*((*sk_buff *net_device ) : ~__be16~0)?netif_rx~*((*sk_buff ) : INT)?xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?module~*module?next~*hdlc_proto# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327484 could not be translated for associated CType STRUCT~~sk_buff_head?next~*sk_buff?prev~*sk_buff?qlen~~__u32~0?lock~~spinlock_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327439 could not be translated for associated CType STRUCT~~sk_buff_head?next~*sk_buff?prev~*sk_buff?qlen~~__u32~0?lock~~spinlock_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327453 could not be translated for associated CType STRUCT~~header_ops?create~*((*sk_buff *net_device USHORT *VOID *VOID UINT ) : INT)?parse~*((*sk_buff *UCHAR ) : INT)?rebuild~*((*sk_buff ) : INT)?cache~*((*neighbour *hh_cache ~__be16~0 ) : INT)?cache_update~*((*hh_cache *net_device *UCHAR ) : VOID)# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327445 could not be translated for associated CType ARRAY#_15_~~Element~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327440 could not be translated for associated CType ARRAY#_13_~ARRAY#_7_~INT## - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327492 could not be translated for associated CType ARRAY#_15_~~Element~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327461 could not be translated for associated CType STRUCT~~hdlc_proto?open~*((*net_device ) : INT)?close~*((*net_device ) : VOID)?start~*((*net_device ) : VOID)?stop~*((*net_device ) : VOID)?detach~*((*net_device ) : VOID)?ioctl~*((*net_device *ifreq ) : INT)?type_trans~*((*sk_buff *net_device ) : ~__be16~0)?netif_rx~*((*sk_buff ) : INT)?xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?module~*module?next~*hdlc_proto# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327465 could not be translated for associated CType ARRAY#_13_~ARRAY#_7_~INT## - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327477 could not be translated for associated CType STRUCT~~hdlc_proto?open~*((*net_device ) : INT)?close~*((*net_device ) : VOID)?start~*((*net_device ) : VOID)?stop~*((*net_device ) : VOID)?detach~*((*net_device ) : VOID)?ioctl~*((*net_device *ifreq ) : INT)?type_trans~*((*sk_buff *net_device ) : ~__be16~0)?netif_rx~*((*sk_buff ) : INT)?xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?module~*module?next~*hdlc_proto# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327448 could not be translated for associated CType STRUCT~~header_ops?create~*((*sk_buff *net_device USHORT *VOID *VOID UINT ) : INT)?parse~*((*sk_buff *UCHAR ) : INT)?rebuild~*((*sk_buff ) : INT)?cache~*((*neighbour *hh_cache ~__be16~0 ) : INT)?cache_update~*((*hh_cache *net_device *UCHAR ) : VOID)# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch199 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch253 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch255 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 5277]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L5300] int LDV_IN_INTERRUPT = 1; [L5301] struct net_device *proto_group1 ; [L5302] int ldv_state_variable_0 ; [L5303] int ldv_state_variable_3 ; [L5304] int ldv_timer_state_1 = 0; [L5305] int ldv_state_variable_2 ; [L5306] struct sk_buff *proto_group0 ; [L5307] int ref_cnt ; [L5308] int ldv_state_variable_1 ; [L5309] struct timer_list *ldv_timer_list_1 ; [L5368] static struct sk_buff_head tx_queue ; [L5537-L5563] static int cp_table[13U][7U] = { { 163, 16, 16, 16, 16, 16, 16}, { 16, 0, 0, 0, 0, 0, 0}, { 16, 16, 1026, 131, 131, 133, 16}, { 16, 16, 1, 1, 1, 1, 16}, { 2048, 421, 2, 261, 262, 261, 389}, { 2048, 675, 2, 515, 516, 515, 643}, { 2048, 2049, 2, 36, 131, 6, 131}, { 2048, 2049, 2, 163, 131, 165, 131}, { 2048, 2049, 2050, 2051, 2051, 2051, 2114}, { 0, 1, 1, 3, 3, 5, 131}, { 4096, 4097, 4098, 4099, 4100, 4101, 4102}, { 0, 1, 2, 3, 3, 5, 6}, { 0, 1, 1, 1, 1, 1, 1058}}; [L5999-L6001] static struct hdlc_proto proto = {0, & ppp_close, & ppp_start, & ppp_stop, 0, & ppp_ioctl, & ppp_type_trans, & ppp_rx, 0, & __this_module, 0}; [L6002] static struct header_ops const ppp_header_ops = {& ppp_hard_header, 0, 0, 0, 0}; [L6082] int ldv_retval_0 ; [L6502] Element set_impl[15] ; [L6503] int last_index = 0; [L6637] Set LDV_SKBS ; VAL [\old(cp_table)=null, \old(cp_table)=null, \old(last_index)=27670116110564327485, \old(LDV_IN_INTERRUPT)=27670116110564327442, \old(ldv_retval_0)=27670116110564327438, \old(LDV_SKBS)=27670116110564327447, \old(LDV_SKBS)=27670116110564327430, \old(ldv_state_variable_0)=27670116110564327450, \old(ldv_state_variable_1)=27670116110564327487, \old(ldv_state_variable_2)=27670116110564327474, \old(ldv_state_variable_3)=27670116110564327503, \old(ldv_timer_list_1)=27670116110564327493, \old(ldv_timer_list_1)=27670116110564327494, \old(ldv_timer_state_1)=27670116110564327501, \old(ppp_header_ops)=null, \old(ppp_header_ops)=null, \old(proto)=null, \old(proto)=null, \old(proto_group0)=27670116110564327467, \old(proto_group0)=27670116110564327471, \old(proto_group1)=27670116110564327455, \old(proto_group1)=27670116110564327444, \old(ref_cnt)=27670116110564327473, \old(set_impl)=null, \old(set_impl)=null, \old(tx_queue)=null, \old(tx_queue)=null, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6150] struct ifreq *ldvarg0 ; [L6151] void *tmp ; [L6152] unsigned int ldvarg1 ; [L6153] unsigned int tmp___0 ; [L6154] unsigned short ldvarg4 ; [L6155] unsigned short tmp___1 ; [L6156] struct sk_buff *ldvarg3 ; [L6157] void *tmp___2 ; [L6158] struct net_device *ldvarg5 ; [L6159] void *tmp___3 ; [L6160] void *ldvarg2 ; [L6161] void *tmp___4 ; [L6162] void *ldvarg6 ; [L6163] void *tmp___5 ; [L6164] int tmp___6 ; [L6165] int tmp___7 ; [L6166] int tmp___8 ; [L6167] int tmp___9 ; VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6169] CALL, EXPR ldv_zalloc(40UL) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \old(size)=40, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5234] void *p ; [L5235] void *tmp ; [L5236] int tmp___0 ; [L5238] tmp___0 = __VERIFIER_nondet_int() [L5239] COND TRUE tmp___0 != 0 [L5240] return ((void *)0); VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \old(size)=40, \result={0:0}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, size=40, tmp___0=1, tx_queue={27670116110564327463:0}] [L6169] RET, EXPR ldv_zalloc(40UL) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ldv_zalloc(40UL)={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6169] tmp = ldv_zalloc(40UL) [L6170] ldvarg0 = (struct ifreq *)tmp [L6171] tmp___0 = __VERIFIER_nondet_uint() [L6172] ldvarg1 = tmp___0 [L6173] tmp___1 = __VERIFIER_nondet_ushort() [L6174] ldvarg4 = tmp___1 VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1=73, ldvarg4=74, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tx_queue={27670116110564327463:0}] [L6175] CALL, EXPR ldv_zalloc(232UL) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \old(size)=232, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5234] void *p ; [L5235] void *tmp ; [L5236] int tmp___0 ; [L5238] tmp___0 = __VERIFIER_nondet_int() [L5239] COND TRUE tmp___0 != 0 [L5240] return ((void *)0); VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \old(size)=232, \result={0:0}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, size=232, tmp___0=1, tx_queue={27670116110564327463:0}] [L6175] RET, EXPR ldv_zalloc(232UL) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ldv_zalloc(232UL)={0:0}, ldvarg0={0:0}, ldvarg1=73, ldvarg4=74, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tx_queue={27670116110564327463:0}] [L6175] tmp___2 = ldv_zalloc(232UL) [L6176] ldvarg3 = (struct sk_buff *)tmp___2 VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1=73, ldvarg3={0:0}, ldvarg4=74, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tx_queue={27670116110564327463:0}] [L6177] CALL, EXPR ldv_zalloc(3264UL) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \old(size)=3264, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5234] void *p ; [L5235] void *tmp ; [L5236] int tmp___0 ; [L5238] tmp___0 = __VERIFIER_nondet_int() [L5239] COND TRUE tmp___0 != 0 [L5240] return ((void *)0); VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \old(size)=3264, \result={0:0}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, size=3264, tmp___0=1, tx_queue={27670116110564327463:0}] [L6177] RET, EXPR ldv_zalloc(3264UL) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ldv_zalloc(3264UL)={0:0}, ldvarg0={0:0}, ldvarg1=73, ldvarg3={0:0}, ldvarg4=74, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tx_queue={27670116110564327463:0}] [L6177] tmp___3 = ldv_zalloc(3264UL) [L6178] ldvarg5 = (struct net_device *)tmp___3 VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1=73, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tx_queue={27670116110564327463:0}] [L6179] CALL, EXPR ldv_zalloc(1UL) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \old(size)=1, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5234] void *p ; [L5235] void *tmp ; [L5236] int tmp___0 ; [L5238] tmp___0 = __VERIFIER_nondet_int() [L5239] COND TRUE tmp___0 != 0 [L5240] return ((void *)0); VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \old(size)=1, \result={0:0}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, size=1, tmp___0=1, tx_queue={27670116110564327463:0}] [L6179] RET, EXPR ldv_zalloc(1UL) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ldv_zalloc(1UL)={0:0}, ldvarg0={0:0}, ldvarg1=73, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tx_queue={27670116110564327463:0}] [L6179] tmp___4 = ldv_zalloc(1UL) [L6180] ldvarg2 = tmp___4 VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tx_queue={27670116110564327463:0}] [L6181] CALL, EXPR ldv_zalloc(1UL) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \old(size)=1, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5234] void *p ; [L5235] void *tmp ; [L5236] int tmp___0 ; [L5238] tmp___0 = __VERIFIER_nondet_int() [L5239] COND TRUE tmp___0 != 0 [L5240] return ((void *)0); VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \old(size)=1, \result={0:0}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, size=1, tmp___0=1, tx_queue={27670116110564327463:0}] [L6181] RET, EXPR ldv_zalloc(1UL) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ldv_zalloc(1UL)={0:0}, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tx_queue={27670116110564327463:0}] [L6181] tmp___5 = ldv_zalloc(1UL) [L6182] ldvarg6 = tmp___5 VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ldvarg6={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tx_queue={27670116110564327463:0}] [L6183] CALL ldv_initialize() VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6656] CALL ldv_set_init(LDV_SKBS) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6508] set = set_impl [L6509] last_index = 0 VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={27670116110564327482:0}, set={0:0}, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6656] RET ldv_set_init(LDV_SKBS) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6183] RET ldv_initialize() VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ldvarg6={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tx_queue={27670116110564327463:0}] [L6184] ldv_state_variable_1 = 1 [L6185] ref_cnt = 0 [L6186] ldv_state_variable_0 = 1 [L6187] ldv_state_variable_3 = 0 [L6188] ldv_state_variable_2 = 0 VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ldvarg6={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tx_queue={27670116110564327463:0}] [L6190] tmp___6 = __VERIFIER_nondet_int() [L6192] case 0: VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ldvarg6={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=0, tx_queue={27670116110564327463:0}] [L6193] COND TRUE ldv_state_variable_1 != 0 VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ldvarg6={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=0, tx_queue={27670116110564327463:0}] [L6194] CALL choose_timer_1(ldv_timer_list_1) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, timer={0:0}, tx_queue={27670116110564327463:0}] [L6122] LDV_IN_INTERRUPT = 2 [L6123] EXPR timer->data [L6123] EXPR timer->function VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, timer={0:0}, timer={0:0}, timer->data=27670116110564327428, timer->function={27670116110564327446:27670116110564327451}, tx_queue={27670116110564327463:0}] [L6123] CALL (*(timer->function))(timer->data) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5907] struct proto *proto___0 ; [L5908] struct ppp *ppp ; [L5909] struct ppp *tmp ; [L5910] unsigned long flags ; [L5911] raw_spinlock_t *tmp___0 ; [L5913] proto___0 = (struct proto *)arg [L5914] EXPR proto___0->dev VAL [\old(arg)=9223372036854775812, \old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, arg=9223372036854775812, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto___0={0:-9223372036854775804}, proto___0->dev={27670116110564327436:-3264}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5914] CALL, EXPR get_ppp(proto___0->dev) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, dev={27670116110564327436:-3264}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5372] struct hdlc_device *tmp ; VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, dev={27670116110564327436:-3264}, dev={27670116110564327436:-3264}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5374] CALL, EXPR dev_to_hdlc(dev) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, dev={27670116110564327436:-3264}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5361] void *tmp ; VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, dev={27670116110564327436:-3264}, dev={27670116110564327436:-3264}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5363] CALL, EXPR netdev_priv((struct net_device const *)dev) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, dev={27670116110564327436:-3264}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5318] return ((void *)dev + 3264U); VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \result={27670116110564327436:0}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, dev={27670116110564327436:-3264}, dev={27670116110564327436:-3264}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5363] RET, EXPR netdev_priv((struct net_device const *)dev) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, dev={27670116110564327436:-3264}, dev={27670116110564327436:-3264}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev_priv((struct net_device const *)dev)={27670116110564327436:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5363] tmp = netdev_priv((struct net_device const *)dev) [L5364] return ((struct hdlc_device *)tmp); VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \result={27670116110564327436:0}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, dev={27670116110564327436:-3264}, dev={27670116110564327436:-3264}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={27670116110564327436:0}, tx_queue={27670116110564327463:0}] [L5374] RET, EXPR dev_to_hdlc(dev) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, dev={27670116110564327436:-3264}, dev={27670116110564327436:-3264}, dev_to_hdlc(dev)={27670116110564327436:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5374] tmp = dev_to_hdlc(dev) [L5375] EXPR tmp->state [L5375] return ((struct ppp *)tmp->state); [L5914] RET, EXPR get_ppp(proto___0->dev) VAL [\old(arg)=9223372036854775812, \old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, arg=9223372036854775812, cp_table={27670116110564327441:0}, get_ppp(proto___0->dev)={27670116110564327457:-435}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto___0={0:-9223372036854775804}, proto___0->dev={27670116110564327436:-3264}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5914] tmp = get_ppp(proto___0->dev) [L5915] ppp = tmp VAL [\old(arg)=9223372036854775812, \old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, arg=9223372036854775812, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp={27670116110564327457:-435}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto___0={0:-9223372036854775804}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={27670116110564327457:-435}, tx_queue={27670116110564327463:0}] [L5916] CALL, EXPR spinlock_check(& ppp->lock) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, lock={27670116110564327457:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5126] return (& lock->ldv_6338.rlock); VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \result={27670116110564327457:0}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, lock={27670116110564327457:0}, lock={27670116110564327457:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5916] RET, EXPR spinlock_check(& ppp->lock) VAL [\old(arg)=9223372036854775812, \old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, arg=9223372036854775812, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp={27670116110564327457:-435}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto___0={0:-9223372036854775804}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, spinlock_check(& ppp->lock)={27670116110564327457:0}, tmp={27670116110564327457:-435}, tx_queue={27670116110564327463:0}] [L5916] tmp___0 = spinlock_check(& ppp->lock) [L5917] CALL, EXPR _raw_spin_lock_irqsave(tmp___0) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, arg0={27670116110564327457:0}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6725] return __VERIFIER_nondet_ulong(); [L5917] RET, EXPR _raw_spin_lock_irqsave(tmp___0) VAL [\old(arg)=9223372036854775812, \old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, _raw_spin_lock_irqsave(tmp___0)=27670116110564327472, arg=9223372036854775812, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp={27670116110564327457:-435}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto___0={0:-9223372036854775804}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={27670116110564327457:-435}, tmp___0={27670116110564327457:0}, tx_queue={27670116110564327463:0}] [L5917] flags = _raw_spin_lock_irqsave(tmp___0) [L5918] proto___0->state [L5919] case 2: VAL [\old(arg)=9223372036854775812, \old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, arg=9223372036854775812, cp_table={27670116110564327441:0}, flags=9223372036854775856, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp={27670116110564327457:-435}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto___0={0:-9223372036854775804}, proto___0->state=-250, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={27670116110564327457:-435}, tmp___0={27670116110564327457:0}, tx_queue={27670116110564327463:0}] [L5920] case 3: VAL [\old(arg)=9223372036854775812, \old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, arg=9223372036854775812, cp_table={27670116110564327441:0}, flags=9223372036854775856, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp={27670116110564327457:-435}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto___0={0:-9223372036854775804}, proto___0->state=-250, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={27670116110564327457:-435}, tmp___0={27670116110564327457:0}, tx_queue={27670116110564327463:0}] [L5921] case 4: VAL [\old(arg)=9223372036854775812, \old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, arg=9223372036854775812, cp_table={27670116110564327441:0}, flags=9223372036854775856, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp={27670116110564327457:-435}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto___0={0:-9223372036854775804}, proto___0->state=-250, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={27670116110564327457:-435}, tmp___0={27670116110564327457:0}, tx_queue={27670116110564327463:0}] [L5922] case 5: [L5930] case 6: [L5931] EXPR proto___0->pid VAL [\old(arg)=9223372036854775812, \old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, arg=9223372036854775812, cp_table={27670116110564327441:0}, flags=9223372036854775856, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp={27670116110564327457:-435}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto___0={0:-9223372036854775804}, proto___0->pid=0, proto___0->state=-250, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={27670116110564327457:-435}, tmp___0={27670116110564327457:0}, tx_queue={27670116110564327463:0}] [L5931] COND TRUE (unsigned int )proto___0->pid != 49185U [L5949] CALL spin_unlock_irqrestore(& ppp->lock, flags) VAL [\old(flags)=48, \old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, lock={27670116110564327457:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5132] FCALL _raw_spin_unlock_irqrestore(& lock->ldv_6338.rlock, flags) VAL [\old(flags)=48, \old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, flags=48, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, lock={27670116110564327457:0}, lock={27670116110564327457:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5949] RET spin_unlock_irqrestore(& ppp->lock, flags) VAL [\old(arg)=9223372036854775812, \old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, arg=9223372036854775812, cp_table={27670116110564327441:0}, flags=9223372036854775856, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp={27670116110564327457:-435}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto___0={0:-9223372036854775804}, proto___0->state=-250, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={27670116110564327457:-435}, tmp___0={27670116110564327457:0}, tx_queue={27670116110564327463:0}] [L5950] CALL ppp_tx_flush() VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5469] struct sk_buff *skb ; VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5475] CALL, EXPR ldv_skb_dequeue_12(& tx_queue) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, ldv_func_arg1={27670116110564327463:0}, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6454] struct sk_buff *tmp ; VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, ldv_func_arg1={27670116110564327463:0}, ldv_func_arg1={27670116110564327463:0}, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6456] CALL, EXPR ldv_skb_alloc() VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6640] void *skb ; [L6641] void *tmp___7 ; VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6643] CALL, EXPR ldv_zalloc(sizeof(struct sk_buff___0 )) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \old(size)=248, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5234] void *p ; [L5235] void *tmp ; [L5236] int tmp___0 ; [L5238] tmp___0 = __VERIFIER_nondet_int() [L5239] COND FALSE !(tmp___0 != 0) [L5242] EXPR, FCALL calloc(1UL, size) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \old(size)=248, __this_module={27670116110564327502:27670116110564327468}, calloc(1UL, size)={1:0}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, size=248, tmp___0=0, tx_queue={27670116110564327463:0}] [L5242] tmp = calloc(1UL, size) [L5243] p = tmp [L5245] return (p); VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \old(size)=248, \result={1:0}, __this_module={27670116110564327502:27670116110564327468}, calloc(1UL, size)={1:0}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, p={1:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, size=248, tmp={1:0}, tmp___0=0, tx_queue={27670116110564327463:0}] [L6643] RET, EXPR ldv_zalloc(sizeof(struct sk_buff___0 )) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldv_zalloc(sizeof(struct sk_buff___0 ))={1:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6643] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L6644] skb = (struct sk_buff___0 *)tmp___7 VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, skb={1:0}, tmp___7={1:0}, tx_queue={27670116110564327463:0}] [L6645] COND FALSE !(! skb) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, skb={1:0}, tmp___7={1:0}, tx_queue={27670116110564327463:0}] [L6648] CALL ldv_set_add(LDV_SKBS, skb) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, e={1:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6516] int i ; [L6518] i = 0 VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, e={1:0}, e={1:0}, i=0, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6519] COND TRUE 1 VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, e={1:0}, e={1:0}, i=0, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6520] COND FALSE !(i < last_index) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, e={1:0}, e={1:0}, i=0, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6530] COND TRUE last_index < 15 [L6531] set_impl[last_index] = e [L6532] last_index = last_index + 1 VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, e={1:0}, e={1:0}, i=0, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6648] RET ldv_set_add(LDV_SKBS, skb) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, skb={1:0}, tmp___7={1:0}, tx_queue={27670116110564327463:0}] [L6649] return (skb); VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \result={1:0}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, skb={1:0}, tmp___7={1:0}, tx_queue={27670116110564327463:0}] [L6456] RET, EXPR ldv_skb_alloc() VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, ldv_func_arg1={27670116110564327463:0}, ldv_func_arg1={27670116110564327463:0}, LDV_IN_INTERRUPT=2, ldv_retval_0=0, ldv_skb_alloc()={1:0}, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6456] tmp = ldv_skb_alloc() [L6457] return (tmp); VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \result={1:0}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, ldv_func_arg1={27670116110564327463:0}, ldv_func_arg1={27670116110564327463:0}, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={1:0}, tx_queue={27670116110564327463:0}] [L5475] RET, EXPR ldv_skb_dequeue_12(& tx_queue) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, ldv_skb_dequeue_12(& tx_queue)={1:0}, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5475] skb = ldv_skb_dequeue_12(& tx_queue) [L5476] COND TRUE (unsigned long )skb != (unsigned long )((struct sk_buff *)0) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, skb={1:0}, tx_queue={27670116110564327463:0}] [L5473] CALL dev_queue_xmit(skb) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, arg0={1:0}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6747] return __VERIFIER_nondet_int(); [L5473] RET dev_queue_xmit(skb) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, dev_queue_xmit(skb)=0, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, skb={1:0}, tx_queue={27670116110564327463:0}] [L5475] CALL, EXPR ldv_skb_dequeue_12(& tx_queue) VAL [\old(last_index)=1, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, ldv_func_arg1={27670116110564327463:0}, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6454] struct sk_buff *tmp ; VAL [\old(last_index)=1, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, ldv_func_arg1={27670116110564327463:0}, ldv_func_arg1={27670116110564327463:0}, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6456] CALL, EXPR ldv_skb_alloc() VAL [\old(last_index)=1, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6640] void *skb ; [L6641] void *tmp___7 ; VAL [\old(last_index)=1, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6643] CALL, EXPR ldv_zalloc(sizeof(struct sk_buff___0 )) VAL [\old(last_index)=1, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \old(size)=248, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5234] void *p ; [L5235] void *tmp ; [L5236] int tmp___0 ; [L5238] tmp___0 = __VERIFIER_nondet_int() [L5239] COND TRUE tmp___0 != 0 [L5240] return ((void *)0); VAL [\old(last_index)=1, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \old(size)=248, \result={0:0}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, size=248, tmp___0=1, tx_queue={27670116110564327463:0}] [L6643] RET, EXPR ldv_zalloc(sizeof(struct sk_buff___0 )) VAL [\old(last_index)=1, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldv_zalloc(sizeof(struct sk_buff___0 ))={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6643] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L6644] skb = (struct sk_buff___0 *)tmp___7 VAL [\old(last_index)=1, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, skb={0:0}, tmp___7={0:0}, tx_queue={27670116110564327463:0}] [L6645] COND TRUE ! skb [L6646] return ((void *)0); VAL [\old(last_index)=1, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \result={0:0}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, skb={0:0}, tmp___7={0:0}, tx_queue={27670116110564327463:0}] [L6456] RET, EXPR ldv_skb_alloc() VAL [\old(last_index)=1, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, ldv_func_arg1={27670116110564327463:0}, ldv_func_arg1={27670116110564327463:0}, LDV_IN_INTERRUPT=2, ldv_retval_0=0, ldv_skb_alloc()={0:0}, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6456] tmp = ldv_skb_alloc() [L6457] return (tmp); VAL [\old(last_index)=1, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \result={0:0}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, ldv_func_arg1={27670116110564327463:0}, ldv_func_arg1={27670116110564327463:0}, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tx_queue={27670116110564327463:0}] [L5475] RET, EXPR ldv_skb_dequeue_12(& tx_queue) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, ldv_skb_dequeue_12(& tx_queue)={0:0}, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, skb={1:0}, tx_queue={27670116110564327463:0}] [L5475] skb = ldv_skb_dequeue_12(& tx_queue) [L5476] COND FALSE !((unsigned long )skb != (unsigned long )((struct sk_buff *)0)) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, skb={0:0}, tx_queue={27670116110564327463:0}] [L5950] RET ppp_tx_flush() VAL [\old(arg)=9223372036854775812, \old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, arg=9223372036854775812, cp_table={27670116110564327441:0}, flags=9223372036854775856, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp={27670116110564327457:-435}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto___0={0:-9223372036854775804}, proto___0->state=-250, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={27670116110564327457:-435}, tmp___0={27670116110564327457:0}, tx_queue={27670116110564327463:0}] [L6123] RET (*(timer->function))(timer->data) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, timer={0:0}, timer={0:0}, timer->data=27670116110564327428, timer->function={27670116110564327446:27670116110564327451}, tx_queue={27670116110564327463:0}] [L6124] LDV_IN_INTERRUPT = 1 [L6125] ldv_timer_state_1 = 2 VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, timer={0:0}, timer={0:0}, tx_queue={27670116110564327463:0}] [L6194] RET choose_timer_1(ldv_timer_list_1) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ldvarg6={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=0, tx_queue={27670116110564327463:0}] [L6190] tmp___6 = __VERIFIER_nondet_int() [L6192] case 0: [L6198] case 1: VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ldvarg6={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tx_queue={27670116110564327463:0}] [L6199] COND TRUE ldv_state_variable_0 != 0 [L6200] tmp___7 = __VERIFIER_nondet_int() [L6202] case 0: [L6210] case 1: VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ldvarg6={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=1, tx_queue={27670116110564327463:0}] [L6211] COND TRUE ldv_state_variable_0 == 1 VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ldvarg6={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=1, tx_queue={27670116110564327463:0}] [L6212] CALL, EXPR mod_init() VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6070] CALL skb_queue_head_init(& tx_queue) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, list={27670116110564327463:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5176] struct lock_class_key __key ; VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __key={27670116110564327499:0}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, list={27670116110564327463:0}, list={27670116110564327463:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5178] CALL spinlock_check(& list->lock) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, lock={27670116110564327463:20}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5126] return (& lock->ldv_6338.rlock); VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \result={27670116110564327463:20}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, lock={27670116110564327463:20}, lock={27670116110564327463:20}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5178] RET spinlock_check(& list->lock) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __key={27670116110564327499:0}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, list={27670116110564327463:0}, list={27670116110564327463:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, spinlock_check(& list->lock)={27670116110564327463:20}, tx_queue={27670116110564327463:0}] [L5179] FCALL __raw_spin_lock_init(& list->lock.ldv_6338.rlock, "&(&list->lock)->rlock", & __key) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __key={27670116110564327499:0}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, list={27670116110564327463:0}, list={27670116110564327463:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5180] CALL __skb_queue_head_init(list) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, list={27670116110564327463:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5165] struct sk_buff *tmp ; [L5167] tmp = (struct sk_buff *)list [L5168] list->next = tmp [L5169] list->prev = tmp [L5170] list->qlen = 0U VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, list={27670116110564327463:0}, list={27670116110564327463:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={27670116110564327463:0}, tx_queue={27670116110564327463:0}] [L5180] RET __skb_queue_head_init(list) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __key={27670116110564327499:0}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, list={27670116110564327463:0}, list={27670116110564327463:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5181] return; VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, list={27670116110564327463:0}, list={27670116110564327463:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6070] RET skb_queue_head_init(& tx_queue) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6071] FCALL register_hdlc_protocol(& proto) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6072] return (0); VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \result=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6212] RET, EXPR mod_init() VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ldvarg6={0:0}, mod_init()=0, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=1, tx_queue={27670116110564327463:0}] [L6212] ldv_retval_0 = mod_init() [L6213] COND TRUE ldv_retval_0 == 0 [L6214] ldv_state_variable_0 = 3 [L6215] ldv_state_variable_2 = 1 [L6216] ldv_state_variable_3 = 1 VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ldvarg6={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=1, tx_queue={27670116110564327463:0}] [L6217] CALL ldv_initialize_hdlc_proto_3() VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6109] void *tmp ; [L6110] void *tmp___0 ; VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6112] CALL, EXPR ldv_zalloc(3264UL) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \old(size)=3264, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5234] void *p ; [L5235] void *tmp ; [L5236] int tmp___0 ; [L5238] tmp___0 = __VERIFIER_nondet_int() [L5239] COND TRUE tmp___0 != 0 [L5240] return ((void *)0); VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \old(size)=3264, \result={0:0}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, size=3264, tmp___0=1, tx_queue={27670116110564327463:0}] [L6112] RET, EXPR ldv_zalloc(3264UL) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ldv_zalloc(3264UL)={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6112] tmp = ldv_zalloc(3264UL) [L6113] proto_group1 = (struct net_device *)tmp VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tx_queue={27670116110564327463:0}] [L6114] CALL, EXPR ldv_zalloc(232UL) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \old(size)=232, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5234] void *p ; [L5235] void *tmp ; [L5236] int tmp___0 ; [L5238] tmp___0 = __VERIFIER_nondet_int() [L5239] COND TRUE tmp___0 != 0 [L5240] return ((void *)0); VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \old(size)=232, \result={0:0}, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, size=232, tmp___0=1, tx_queue={27670116110564327463:0}] [L6114] RET, EXPR ldv_zalloc(232UL) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ldv_zalloc(232UL)={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tx_queue={27670116110564327463:0}] [L6114] tmp___0 = ldv_zalloc(232UL) [L6115] proto_group0 = (struct sk_buff *)tmp___0 VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0={0:0}, tx_queue={27670116110564327463:0}] [L6217] RET ldv_initialize_hdlc_proto_3() VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ldvarg6={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=1, tx_queue={27670116110564327463:0}] [L6220] COND FALSE !(ldv_retval_0 != 0) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ldvarg6={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=1, tx_queue={27670116110564327463:0}] [L6190] tmp___6 = __VERIFIER_nondet_int() [L6192] case 0: [L6198] case 1: VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ldvarg6={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=1, tx_queue={27670116110564327463:0}] [L6199] COND TRUE ldv_state_variable_0 != 0 [L6200] tmp___7 = __VERIFIER_nondet_int() [L6202] case 0: VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ldvarg6={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=0, tx_queue={27670116110564327463:0}] [L6203] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ldvarg6={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=0, tx_queue={27670116110564327463:0}] [L6204] CALL mod_exit() VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6078] FCALL unregister_hdlc_protocol(& proto) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6204] RET mod_exit() VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ldvarg6={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=0, tx_queue={27670116110564327463:0}] [L6205] ldv_state_variable_0 = 2 VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ldvarg0={0:0}, ldvarg1=73, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=74, ldvarg5={0:0}, ldvarg6={0:0}, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp={0:0}, tmp___0=73, tmp___1=74, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=0, tx_queue={27670116110564327463:0}] [L6413] CALL ldv_check_final_state() VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6707] int tmp___7 ; VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6709] CALL, EXPR ldv_set_is_empty(LDV_SKBS) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6598] return (last_index == 0); VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \result=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6709] RET, EXPR ldv_set_is_empty(LDV_SKBS) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_set_is_empty(LDV_SKBS)=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_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L6709] tmp___7 = ldv_set_is_empty(LDV_SKBS) [L6710] COND FALSE !(\read(tmp___7)) VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tmp___7=0, tx_queue={27670116110564327463:0}] [L6712] CALL ldv_error() VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] [L5277] __VERIFIER_error() VAL [\old(last_index)=0, \old(LDV_IN_INTERRUPT)=1, \old(ldv_retval_0)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ldv_state_variable_3)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={27670116110564327502:27670116110564327468}, cp_table={27670116110564327441:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=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_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={27670116110564327454:0}, proto={27670116110564327452:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={27670116110564327482:0}, tx_queue={27670116110564327463:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 84 procedures, 768 locations, 1 error locations. UNSAFE Result, 122.4s OverallTime, 11 OverallIterations, 9 TraceHistogramMax, 107.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 12904 SDtfs, 10008 SDslu, 67932 SDs, 0 SdLazy, 655 SolverSat, 3107 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 46.7s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 1496 GetRequests, 1343 SyntacticMatches, 13 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2311 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7203occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 8.1s AbstIntTime, 4 AbstIntIterations, 1 AbstIntStrong, 0.9813397406291585 AbsIntWeakeningRatio, 2.2184873949579833 AbsIntAvgWeakeningVarsNumRemoved, 76.98319327731092 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 10 MinimizatonAttempts, 442 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 2520 NumberOfCodeBlocks, 2520 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2903 ConstructedInterpolants, 0 QuantifiedInterpolants, 738331 SizeOfPredicates, 18 NumberOfNonLiveVariables, 5413 ConjunctsInSsa, 72 ConjunctsInUnsatCore, 16 InterpolantComputations, 9 PerfectInterpolantSequences, 1765/1798 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...