./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--appletalk--ipddp.ko-entry_point_true-unreach-call.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1c9bb137-f488-41ac-8ee0-2d88ff39b1d0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1c9bb137-f488-41ac-8ee0-2d88ff39b1d0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1c9bb137-f488-41ac-8ee0-2d88ff39b1d0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1c9bb137-f488-41ac-8ee0-2d88ff39b1d0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--appletalk--ipddp.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1c9bb137-f488-41ac-8ee0-2d88ff39b1d0/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1c9bb137-f488-41ac-8ee0-2d88ff39b1d0/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 031ce6ba06fa24b21b9d17788bfe96e655642594 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:39:51,038 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:39:51,039 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:39:51,045 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:39:51,045 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:39:51,046 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:39:51,047 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:39:51,048 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:39:51,049 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:39:51,050 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:39:51,051 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:39:51,051 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:39:51,051 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:39:51,052 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:39:51,053 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:39:51,054 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:39:51,054 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:39:51,056 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:39:51,057 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:39:51,058 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:39:51,059 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:39:51,060 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:39:51,061 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:39:51,062 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:39:51,062 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:39:51,063 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:39:51,063 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:39:51,064 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:39:51,065 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:39:51,065 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:39:51,066 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:39:51,066 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:39:51,066 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:39:51,066 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:39:51,067 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:39:51,068 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:39:51,068 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1c9bb137-f488-41ac-8ee0-2d88ff39b1d0/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-18 16:39:51,078 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:39:51,078 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:39:51,079 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:39:51,079 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 16:39:51,079 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 16:39:51,080 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 16:39:51,080 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 16:39:51,080 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 16:39:51,080 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 16:39:51,080 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 16:39:51,080 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-18 16:39:51,081 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 16:39:51,081 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 16:39:51,081 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 16:39:51,081 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:39:51,082 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:39:51,082 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:39:51,082 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:39:51,082 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:39:51,082 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:39:51,082 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:39:51,082 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:39:51,083 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:39:51,083 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:39:51,083 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:39:51,083 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:39:51,083 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:39:51,083 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:39:51,083 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:39:51,084 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:39:51,084 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:39:51,084 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 16:39:51,084 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:39:51,084 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:39:51,084 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 16:39:51,084 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-18 16:39:51,085 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_1c9bb137-f488-41ac-8ee0-2d88ff39b1d0/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 -> 031ce6ba06fa24b21b9d17788bfe96e655642594 [2018-11-18 16:39:51,109 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:39:51,118 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:39:51,120 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:39:51,122 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:39:51,122 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:39:51,122 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1c9bb137-f488-41ac-8ee0-2d88ff39b1d0/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--appletalk--ipddp.ko-entry_point_true-unreach-call.cil.out.c [2018-11-18 16:39:51,169 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1c9bb137-f488-41ac-8ee0-2d88ff39b1d0/bin-2019/utaipan/data/39074edf2/f90037f704a144fc9827c33939e4e2ba/FLAG3d260fb78 [2018-11-18 16:39:51,660 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:39:51,660 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1c9bb137-f488-41ac-8ee0-2d88ff39b1d0/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--appletalk--ipddp.ko-entry_point_true-unreach-call.cil.out.c [2018-11-18 16:39:51,684 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1c9bb137-f488-41ac-8ee0-2d88ff39b1d0/bin-2019/utaipan/data/39074edf2/f90037f704a144fc9827c33939e4e2ba/FLAG3d260fb78 [2018-11-18 16:39:51,930 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1c9bb137-f488-41ac-8ee0-2d88ff39b1d0/bin-2019/utaipan/data/39074edf2/f90037f704a144fc9827c33939e4e2ba [2018-11-18 16:39:51,932 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:39:51,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:39:51,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:39:51,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:39:51,937 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:39:51,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:39:51" (1/1) ... [2018-11-18 16:39:51,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a081ab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:51, skipping insertion in model container [2018-11-18 16:39:51,941 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:39:51" (1/1) ... [2018-11-18 16:39:51,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:39:52,015 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:39:53,234 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:39:53,275 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:39:53,638 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:39:53,718 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:39:53,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:53 WrapperNode [2018-11-18 16:39:53,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:39:53,720 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:39:53,720 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:39:53,720 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:39:53,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:53" (1/1) ... [2018-11-18 16:39:53,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:53" (1/1) ... [2018-11-18 16:39:53,764 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:39:53,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:39:53,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:39:53,765 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:39:53,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:53" (1/1) ... [2018-11-18 16:39:53,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:53" (1/1) ... [2018-11-18 16:39:53,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:53" (1/1) ... [2018-11-18 16:39:53,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:53" (1/1) ... [2018-11-18 16:39:53,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:53" (1/1) ... [2018-11-18 16:39:53,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:53" (1/1) ... [2018-11-18 16:39:53,840 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:53" (1/1) ... [2018-11-18 16:39:53,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:39:53,850 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:39:53,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:39:53,851 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:39:53,851 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1c9bb137-f488-41ac-8ee0-2d88ff39b1d0/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 [2018-11-18 16:39:53,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_1 [2018-11-18 16:39:53,904 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2018-11-18 16:39:53,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2018-11-18 16:39:53,905 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2018-11-18 16:39:53,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 16:39:53,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2018-11-18 16:39:53,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2018-11-18 16:39:53,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:39:53,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-18 16:39:53,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-18 16:39:53,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 16:39:53,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:39:53,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-18 16:39:53,906 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-18 16:39:53,906 INFO L130 BoogieDeclarations]: Found specification of procedure atrtr_get_dev [2018-11-18 16:39:53,906 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2018-11-18 16:39:53,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_38 [2018-11-18 16:39:53,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_38 [2018-11-18 16:39:53,907 INFO L130 BoogieDeclarations]: Found specification of procedure skb_rtable [2018-11-18 16:39:53,907 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_rtable [2018-11-18 16:39:53,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_39 [2018-11-18 16:39:53,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_39 [2018-11-18 16:39:53,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-18 16:39:53,907 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-18 16:39:53,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_stop_1 [2018-11-18 16:39:53,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2018-11-18 16:39:53,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2018-11-18 16:39:53,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2018-11-18 16:39:53,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2018-11-18 16:39:53,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-11-18 16:39:53,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-11-18 16:39:53,908 INFO L130 BoogieDeclarations]: Found specification of procedure ipddp_create [2018-11-18 16:39:53,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ipddp_create [2018-11-18 16:39:53,909 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2018-11-18 16:39:53,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_open_1 [2018-11-18 16:39:53,909 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-18 16:39:53,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_10 [2018-11-18 16:39:53,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_10 [2018-11-18 16:39:53,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_40 [2018-11-18 16:39:53,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_40 [2018-11-18 16:39:53,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:39:53,910 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-11-18 16:39:53,910 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-11-18 16:39:53,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 16:39:53,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 16:39:53,910 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2018-11-18 16:39:53,910 INFO L130 BoogieDeclarations]: Found specification of procedure ipddp_init [2018-11-18 16:39:53,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ipddp_init [2018-11-18 16:39:53,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-18 16:39:53,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-18 16:39:53,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_1 [2018-11-18 16:39:53,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-18 16:39:53,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-18 16:39:53,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_1 [2018-11-18 16:39:53,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_1 [2018-11-18 16:39:53,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2018-11-18 16:39:53,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2018-11-18 16:39:53,912 INFO L130 BoogieDeclarations]: Found specification of procedure ipddp_xmit [2018-11-18 16:39:53,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ipddp_xmit [2018-11-18 16:39:53,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:39:53,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:39:53,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2018-11-18 16:39:53,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2018-11-18 16:39:53,912 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2018-11-18 16:39:53,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2018-11-18 16:39:53,915 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2018-11-18 16:39:53,915 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2018-11-18 16:39:53,915 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dst [2018-11-18 16:39:53,915 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dst [2018-11-18 16:39:53,915 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2018-11-18 16:39:53,915 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:39:53,915 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:39:53,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-11-18 16:39:53,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-11-18 16:39:53,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:39:53,916 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh_held [2018-11-18 16:39:53,916 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-11-18 16:39:53,916 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2018-11-18 16:39:53,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:39:53,916 INFO L130 BoogieDeclarations]: Found specification of procedure ipddp_cleanup_module [2018-11-18 16:39:53,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ipddp_cleanup_module [2018-11-18 16:39:53,917 INFO L130 BoogieDeclarations]: Found specification of procedure netif_keep_dst [2018-11-18 16:39:53,917 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_keep_dst [2018-11-18 16:39:53,917 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2018-11-18 16:39:53,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2018-11-18 16:39:53,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2018-11-18 16:39:53,917 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-11-18 16:39:53,917 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-11-18 16:39:53,918 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2018-11-18 16:39:53,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-11-18 16:39:53,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-11-18 16:39:53,918 INFO L130 BoogieDeclarations]: Found specification of procedure ipddp_ioctl [2018-11-18 16:39:53,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ipddp_ioctl [2018-11-18 16:39:53,918 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2018-11-18 16:39:53,918 INFO L130 BoogieDeclarations]: Found specification of procedure __ipddp_find_route [2018-11-18 16:39:53,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __ipddp_find_route [2018-11-18 16:39:53,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:39:53,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_41 [2018-11-18 16:39:53,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_41 [2018-11-18 16:39:53,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2018-11-18 16:39:53,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2018-11-18 16:39:53,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2018-11-18 16:39:53,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2018-11-18 16:39:53,919 INFO L130 BoogieDeclarations]: Found specification of procedure aarp_send_ddp [2018-11-18 16:39:53,919 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-18 16:39:53,920 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2018-11-18 16:39:53,920 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2018-11-18 16:39:53,920 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-18 16:39:53,920 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-18 16:39:53,920 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2018-11-18 16:39:53,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2018-11-18 16:39:53,920 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-11-18 16:39:53,920 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-11-18 16:39:53,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_6 [2018-11-18 16:39:53,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_6 [2018-11-18 16:39:53,922 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2018-11-18 16:39:53,922 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2018-11-18 16:39:53,922 INFO L130 BoogieDeclarations]: Found specification of procedure atalk_find_dev_addr [2018-11-18 16:39:53,922 INFO L130 BoogieDeclarations]: Found specification of procedure ipddp_init_module [2018-11-18 16:39:53,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ipddp_init_module [2018-11-18 16:39:53,922 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-11-18 16:39:53,922 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-11-18 16:39:53,922 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2018-11-18 16:39:53,923 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2018-11-18 16:39:53,923 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2018-11-18 16:39:53,923 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2018-11-18 16:39:53,923 INFO L130 BoogieDeclarations]: Found specification of procedure ipddp_delete [2018-11-18 16:39:53,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ipddp_delete [2018-11-18 16:39:53,923 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_guard [2018-11-18 16:39:53,923 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_guard [2018-11-18 16:39:53,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 16:39:53,923 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2018-11-18 16:39:53,924 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2018-11-18 16:39:53,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:39:53,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:39:53,924 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-11-18 16:39:53,924 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-11-18 16:39:53,924 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2018-11-18 16:39:53,924 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2018-11-18 16:39:57,286 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:39:57,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:39:57 BoogieIcfgContainer [2018-11-18 16:39:57,286 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:39:57,287 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:39:57,287 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:39:57,289 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:39:57,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:39:51" (1/3) ... [2018-11-18 16:39:57,290 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@579249fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:39:57, skipping insertion in model container [2018-11-18 16:39:57,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:53" (2/3) ... [2018-11-18 16:39:57,291 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@579249fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:39:57, skipping insertion in model container [2018-11-18 16:39:57,291 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:39:57" (3/3) ... [2018-11-18 16:39:57,292 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--appletalk--ipddp.ko-entry_point_true-unreach-call.cil.out.c [2018-11-18 16:39:57,298 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:39:57,304 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:39:57,314 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:39:57,338 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:39:57,339 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:39:57,339 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:39:57,339 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:39:57,339 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:39:57,339 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:39:57,339 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:39:57,339 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:39:57,357 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states. [2018-11-18 16:39:57,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 16:39:57,366 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:39:57,367 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2018-11-18 16:39:57,369 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:39:57,372 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:39:57,372 INFO L82 PathProgramCache]: Analyzing trace with hash 255202955, now seen corresponding path program 1 times [2018-11-18 16:39:57,374 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:39:57,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:39:57,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:39:57,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:39:57,423 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:39:57,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:39:57,746 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 16:39:57,748 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:39:57,749 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:39:57,749 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:39:57,754 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:39:57,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:39:57,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:39:57,770 INFO L87 Difference]: Start difference. First operand 377 states. Second operand 3 states. [2018-11-18 16:39:57,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:39:57,942 INFO L93 Difference]: Finished difference Result 819 states and 1055 transitions. [2018-11-18 16:39:57,943 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:39:57,944 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 91 [2018-11-18 16:39:57,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:39:57,957 INFO L225 Difference]: With dead ends: 819 [2018-11-18 16:39:57,957 INFO L226 Difference]: Without dead ends: 430 [2018-11-18 16:39:57,962 INFO L604 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 [2018-11-18 16:39:57,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2018-11-18 16:39:58,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 415. [2018-11-18 16:39:58,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 415 states. [2018-11-18 16:39:58,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 523 transitions. [2018-11-18 16:39:58,024 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 523 transitions. Word has length 91 [2018-11-18 16:39:58,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:39:58,025 INFO L480 AbstractCegarLoop]: Abstraction has 415 states and 523 transitions. [2018-11-18 16:39:58,025 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:39:58,025 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 523 transitions. [2018-11-18 16:39:58,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 16:39:58,031 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:39:58,031 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 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] [2018-11-18 16:39:58,032 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:39:58,032 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:39:58,032 INFO L82 PathProgramCache]: Analyzing trace with hash -829034276, now seen corresponding path program 1 times [2018-11-18 16:39:58,032 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:39:58,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:39:58,037 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:39:58,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:39:58,037 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:39:58,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:39:58,225 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-18 16:39:58,225 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:39:58,225 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:39:58,225 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:39:58,227 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:39:58,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:39:58,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:39:58,227 INFO L87 Difference]: Start difference. First operand 415 states and 523 transitions. Second operand 3 states. [2018-11-18 16:40:00,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:40:00,386 INFO L93 Difference]: Finished difference Result 1027 states and 1312 transitions. [2018-11-18 16:40:00,386 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:40:00,386 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 161 [2018-11-18 16:40:00,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:40:00,390 INFO L225 Difference]: With dead ends: 1027 [2018-11-18 16:40:00,390 INFO L226 Difference]: Without dead ends: 645 [2018-11-18 16:40:00,392 INFO L604 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 [2018-11-18 16:40:00,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 645 states. [2018-11-18 16:40:00,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 645 to 627. [2018-11-18 16:40:00,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 627 states. [2018-11-18 16:40:00,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 789 transitions. [2018-11-18 16:40:00,428 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 789 transitions. Word has length 161 [2018-11-18 16:40:00,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:40:00,429 INFO L480 AbstractCegarLoop]: Abstraction has 627 states and 789 transitions. [2018-11-18 16:40:00,429 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:40:00,429 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 789 transitions. [2018-11-18 16:40:00,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 16:40:00,433 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:40:00,433 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 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] [2018-11-18 16:40:00,434 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:40:00,434 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:40:00,434 INFO L82 PathProgramCache]: Analyzing trace with hash -1648709696, now seen corresponding path program 1 times [2018-11-18 16:40:00,434 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:40:00,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:00,439 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:40:00,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:00,440 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:40:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:40:00,654 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 16:40:00,654 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:40:00,654 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:40:00,654 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:40:00,656 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:40:00,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:40:00,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:40:00,656 INFO L87 Difference]: Start difference. First operand 627 states and 789 transitions. Second operand 3 states. [2018-11-18 16:40:00,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:40:00,676 INFO L93 Difference]: Finished difference Result 627 states and 789 transitions. [2018-11-18 16:40:00,677 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:40:00,677 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 159 [2018-11-18 16:40:00,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:40:00,679 INFO L225 Difference]: With dead ends: 627 [2018-11-18 16:40:00,679 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:40:00,680 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:40:00,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:40:00,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:40:00,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:40:00,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:40:00,681 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 159 [2018-11-18 16:40:00,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:40:00,681 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:40:00,681 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:40:00,681 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:40:00,681 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:40:00,685 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:40:01,434 INFO L425 ceAbstractionStarter]: For program point copy_from_userFINAL(lines 6207 6225) no Hoare annotation was computed. [2018-11-18 16:40:01,435 INFO L425 ceAbstractionStarter]: For program point L6218(lines 6218 6222) no Hoare annotation was computed. [2018-11-18 16:40:01,435 INFO L428 ceAbstractionStarter]: At program point copy_from_userENTRY(lines 6207 6225) the Hoare annotation is: true [2018-11-18 16:40:01,435 INFO L428 ceAbstractionStarter]: At program point L6217(line 6217) the Hoare annotation is: true [2018-11-18 16:40:01,435 INFO L425 ceAbstractionStarter]: For program point L6217-1(line 6217) no Hoare annotation was computed. [2018-11-18 16:40:01,435 INFO L425 ceAbstractionStarter]: For program point L6218-2(lines 6218 6222) no Hoare annotation was computed. [2018-11-18 16:40:01,435 INFO L425 ceAbstractionStarter]: For program point copy_from_userEXIT(lines 6207 6225) no Hoare annotation was computed. [2018-11-18 16:40:01,435 INFO L428 ceAbstractionStarter]: At program point L6270(line 6270) the Hoare annotation is: true [2018-11-18 16:40:01,435 INFO L425 ceAbstractionStarter]: For program point skb_dstFINAL(lines 6245 6279) no Hoare annotation was computed. [2018-11-18 16:40:01,435 INFO L425 ceAbstractionStarter]: For program point L6270-1(line 6270) no Hoare annotation was computed. [2018-11-18 16:40:01,435 INFO L425 ceAbstractionStarter]: For program point L6258(lines 6258 6262) no Hoare annotation was computed. [2018-11-18 16:40:01,435 INFO L425 ceAbstractionStarter]: For program point L6254(lines 6254 6268) no Hoare annotation was computed. [2018-11-18 16:40:01,435 INFO L425 ceAbstractionStarter]: For program point L6256(lines 6256 6265) no Hoare annotation was computed. [2018-11-18 16:40:01,435 INFO L425 ceAbstractionStarter]: For program point L6254-1(lines 6254 6268) no Hoare annotation was computed. [2018-11-18 16:40:01,435 INFO L425 ceAbstractionStarter]: For program point L6271(lines 6271 6275) no Hoare annotation was computed. [2018-11-18 16:40:01,436 INFO L428 ceAbstractionStarter]: At program point L6271-2(lines 6271 6275) the Hoare annotation is: true [2018-11-18 16:40:01,436 INFO L425 ceAbstractionStarter]: For program point skb_dstEXIT(lines 6245 6279) no Hoare annotation was computed. [2018-11-18 16:40:01,436 INFO L428 ceAbstractionStarter]: At program point skb_dstENTRY(lines 6245 6279) the Hoare annotation is: true [2018-11-18 16:40:01,436 INFO L425 ceAbstractionStarter]: For program point L6276(line 6276) no Hoare annotation was computed. [2018-11-18 16:40:01,436 INFO L428 ceAbstractionStarter]: At program point L6906(line 6906) the Hoare annotation is: true [2018-11-18 16:40:01,436 INFO L425 ceAbstractionStarter]: For program point L6774(line 6774) no Hoare annotation was computed. [2018-11-18 16:40:01,436 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 6700 6914) no Hoare annotation was computed. [2018-11-18 16:40:01,436 INFO L425 ceAbstractionStarter]: For program point L6741-1(lines 6733 6860) no Hoare annotation was computed. [2018-11-18 16:40:01,436 INFO L425 ceAbstractionStarter]: For program point L6775(lines 6775 6780) no Hoare annotation was computed. [2018-11-18 16:40:01,436 INFO L425 ceAbstractionStarter]: For program point L6841(lines 6841 6845) no Hoare annotation was computed. [2018-11-18 16:40:01,436 INFO L425 ceAbstractionStarter]: For program point L6775-2(lines 6733 6860) no Hoare annotation was computed. [2018-11-18 16:40:01,436 INFO L425 ceAbstractionStarter]: For program point L6858(line 6858) no Hoare annotation was computed. [2018-11-18 16:40:01,436 INFO L421 ceAbstractionStarter]: At program point L6908(lines 6714 6913) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-18 16:40:01,436 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 6700 6914) no Hoare annotation was computed. [2018-11-18 16:40:01,436 INFO L428 ceAbstractionStarter]: At program point L6859(line 6859) the Hoare annotation is: true [2018-11-18 16:40:01,436 INFO L425 ceAbstractionStarter]: For program point L6761-1(lines 6733 6860) no Hoare annotation was computed. [2018-11-18 16:40:01,436 INFO L421 ceAbstractionStarter]: At program point L6762(line 6762) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-18 16:40:01,437 INFO L425 ceAbstractionStarter]: For program point L6762-1(line 6762) no Hoare annotation was computed. [2018-11-18 16:40:01,437 INFO L425 ceAbstractionStarter]: For program point L6729(lines 6729 6907) no Hoare annotation was computed. [2018-11-18 16:40:01,437 INFO L425 ceAbstractionStarter]: For program point L6730(line 6730) no Hoare annotation was computed. [2018-11-18 16:40:01,437 INFO L425 ceAbstractionStarter]: For program point L6796(line 6796) no Hoare annotation was computed. [2018-11-18 16:40:01,437 INFO L425 ceAbstractionStarter]: For program point L6829(line 6829) no Hoare annotation was computed. [2018-11-18 16:40:01,437 INFO L425 ceAbstractionStarter]: For program point L6879(line 6879) no Hoare annotation was computed. [2018-11-18 16:40:01,437 INFO L425 ceAbstractionStarter]: For program point L6830(lines 6830 6836) no Hoare annotation was computed. [2018-11-18 16:40:01,437 INFO L425 ceAbstractionStarter]: For program point L6731(lines 6731 6864) no Hoare annotation was computed. [2018-11-18 16:40:01,437 INFO L425 ceAbstractionStarter]: For program point L6797-2(lines 6733 6860) no Hoare annotation was computed. [2018-11-18 16:40:01,437 INFO L425 ceAbstractionStarter]: For program point L6797(lines 6797 6802) no Hoare annotation was computed. [2018-11-18 16:40:01,437 INFO L425 ceAbstractionStarter]: For program point L6880(lines 6880 6895) no Hoare annotation was computed. [2018-11-18 16:40:01,437 INFO L425 ceAbstractionStarter]: For program point L6715-1(line 6715) no Hoare annotation was computed. [2018-11-18 16:40:01,437 INFO L421 ceAbstractionStarter]: At program point L6715(line 6715) the Hoare annotation is: (or (and (= ~ldv_state_variable_1~0 0) (= 0 ~ldv_spin~0)) (not (= |old(~ldv_spin~0)| 0)) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-18 16:40:01,438 INFO L425 ceAbstractionStarter]: For program point L6897(line 6897) no Hoare annotation was computed. [2018-11-18 16:40:01,438 INFO L425 ceAbstractionStarter]: For program point L6881-1(line 6881) no Hoare annotation was computed. [2018-11-18 16:40:01,438 INFO L421 ceAbstractionStarter]: At program point L6881(line 6881) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-18 16:40:01,438 INFO L428 ceAbstractionStarter]: At program point L6898(line 6898) the Hoare annotation is: true [2018-11-18 16:40:01,438 INFO L425 ceAbstractionStarter]: For program point L6733(lines 6733 6860) no Hoare annotation was computed. [2018-11-18 16:40:01,438 INFO L425 ceAbstractionStarter]: For program point L6882(lines 6882 6887) no Hoare annotation was computed. [2018-11-18 16:40:01,438 INFO L425 ceAbstractionStarter]: For program point L6816(line 6816) no Hoare annotation was computed. [2018-11-18 16:40:01,438 INFO L425 ceAbstractionStarter]: For program point L6717-1(line 6717) no Hoare annotation was computed. [2018-11-18 16:40:01,438 INFO L421 ceAbstractionStarter]: At program point L6717(line 6717) the Hoare annotation is: (or (and (= ~ldv_state_variable_1~0 0) (= 0 ~ldv_spin~0)) (not (= |old(~ldv_spin~0)| 0)) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-18 16:40:01,438 INFO L425 ceAbstractionStarter]: For program point L6866(line 6866) no Hoare annotation was computed. [2018-11-18 16:40:01,438 INFO L425 ceAbstractionStarter]: For program point L6734(line 6734) no Hoare annotation was computed. [2018-11-18 16:40:01,438 INFO L425 ceAbstractionStarter]: For program point L6850(line 6850) no Hoare annotation was computed. [2018-11-18 16:40:01,438 INFO L425 ceAbstractionStarter]: For program point L6817(lines 6817 6827) no Hoare annotation was computed. [2018-11-18 16:40:01,439 INFO L425 ceAbstractionStarter]: For program point L6867(lines 6867 6903) no Hoare annotation was computed. [2018-11-18 16:40:01,439 INFO L425 ceAbstractionStarter]: For program point L6735(lines 6735 6740) no Hoare annotation was computed. [2018-11-18 16:40:01,439 INFO L425 ceAbstractionStarter]: For program point L6768-1(line 6768) no Hoare annotation was computed. [2018-11-18 16:40:01,439 INFO L421 ceAbstractionStarter]: At program point L6768(line 6768) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-18 16:40:01,439 INFO L425 ceAbstractionStarter]: For program point L6735-2(lines 6733 6860) no Hoare annotation was computed. [2018-11-18 16:40:01,439 INFO L425 ceAbstractionStarter]: For program point L6851(lines 6851 6856) no Hoare annotation was computed. [2018-11-18 16:40:01,439 INFO L428 ceAbstractionStarter]: At program point L6884(lines 6714 6913) the Hoare annotation is: true [2018-11-18 16:40:01,439 INFO L425 ceAbstractionStarter]: For program point L6719-1(line 6719) no Hoare annotation was computed. [2018-11-18 16:40:01,439 INFO L421 ceAbstractionStarter]: At program point L6719(line 6719) the Hoare annotation is: (or (and (= ~ldv_state_variable_1~0 0) (= 0 ~ldv_spin~0)) (not (= |old(~ldv_spin~0)| 0)) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-18 16:40:01,439 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 6700 6914) the Hoare annotation is: (or (and (= ~ldv_state_variable_1~0 0) (= 0 ~ldv_spin~0)) (not (= |old(~ldv_spin~0)| 0)) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-18 16:40:01,439 INFO L425 ceAbstractionStarter]: For program point L6819(lines 6819 6824) no Hoare annotation was computed. [2018-11-18 16:40:01,439 INFO L425 ceAbstractionStarter]: For program point L6803-1(lines 6733 6860) no Hoare annotation was computed. [2018-11-18 16:40:01,439 INFO L425 ceAbstractionStarter]: For program point L6869(lines 6869 6899) no Hoare annotation was computed. [2018-11-18 16:40:01,440 INFO L425 ceAbstractionStarter]: For program point L6754(line 6754) no Hoare annotation was computed. [2018-11-18 16:40:01,440 INFO L425 ceAbstractionStarter]: For program point L6870(line 6870) no Hoare annotation was computed. [2018-11-18 16:40:01,440 INFO L421 ceAbstractionStarter]: At program point L6722(line 6722) the Hoare annotation is: (or (and (= ~ldv_state_variable_1~0 0) (= 0 ~ldv_spin~0)) (not (= |old(~ldv_spin~0)| 0)) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-18 16:40:01,440 INFO L425 ceAbstractionStarter]: For program point L6755(lines 6755 6760) no Hoare annotation was computed. [2018-11-18 16:40:01,440 INFO L425 ceAbstractionStarter]: For program point L6788(line 6788) no Hoare annotation was computed. [2018-11-18 16:40:01,440 INFO L425 ceAbstractionStarter]: For program point L6722-1(line 6722) no Hoare annotation was computed. [2018-11-18 16:40:01,440 INFO L425 ceAbstractionStarter]: For program point L6755-2(lines 6733 6860) no Hoare annotation was computed. [2018-11-18 16:40:01,440 INFO L425 ceAbstractionStarter]: For program point L6838(line 6838) no Hoare annotation was computed. [2018-11-18 16:40:01,440 INFO L425 ceAbstractionStarter]: For program point L6871(lines 6871 6877) no Hoare annotation was computed. [2018-11-18 16:40:01,440 INFO L425 ceAbstractionStarter]: For program point L6888(lines 6888 6892) no Hoare annotation was computed. [2018-11-18 16:40:01,440 INFO L425 ceAbstractionStarter]: For program point L6723-1(line 6723) no Hoare annotation was computed. [2018-11-18 16:40:01,440 INFO L421 ceAbstractionStarter]: At program point L6723(line 6723) the Hoare annotation is: (or (and (= ~ldv_state_variable_1~0 0) (= 0 ~ldv_spin~0)) (not (= |old(~ldv_spin~0)| 0)) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-18 16:40:01,440 INFO L425 ceAbstractionStarter]: For program point L6756-1(line 6756) no Hoare annotation was computed. [2018-11-18 16:40:01,441 INFO L421 ceAbstractionStarter]: At program point L6756(line 6756) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (and (= ~ldv_state_variable_1~0 1) (= 0 ~ldv_spin~0)) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-18 16:40:01,441 INFO L425 ceAbstractionStarter]: For program point L6789(lines 6789 6794) no Hoare annotation was computed. [2018-11-18 16:40:01,441 INFO L425 ceAbstractionStarter]: For program point L6839(lines 6839 6848) no Hoare annotation was computed. [2018-11-18 16:40:01,441 INFO L425 ceAbstractionStarter]: For program point L6872-1(line 6872) no Hoare annotation was computed. [2018-11-18 16:40:01,441 INFO L428 ceAbstractionStarter]: At program point L6872(line 6872) the Hoare annotation is: true [2018-11-18 16:40:01,441 INFO L425 ceAbstractionStarter]: For program point L6905(line 6905) no Hoare annotation was computed. [2018-11-18 16:40:01,441 INFO L421 ceAbstractionStarter]: At program point L6790(line 6790) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-18 16:40:01,441 INFO L425 ceAbstractionStarter]: For program point L6790-1(line 6790) no Hoare annotation was computed. [2018-11-18 16:40:01,441 INFO L425 ceAbstractionStarter]: For program point L-1-1(line -1) no Hoare annotation was computed. [2018-11-18 16:40:01,441 INFO L428 ceAbstractionStarter]: At program point L-1-3(line -1) the Hoare annotation is: true [2018-11-18 16:40:01,441 INFO L425 ceAbstractionStarter]: For program point L-1-4(line -1) no Hoare annotation was computed. [2018-11-18 16:40:01,441 INFO L425 ceAbstractionStarter]: For program point #Ultimate.C_strcpyEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:40:01,441 INFO L428 ceAbstractionStarter]: At program point #Ultimate.C_strcpyENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:40:01,442 INFO L425 ceAbstractionStarter]: For program point ldv_undef_ptrFINAL(lines 6104 6112) no Hoare annotation was computed. [2018-11-18 16:40:01,442 INFO L425 ceAbstractionStarter]: For program point ldv_undef_ptrEXIT(lines 6104 6112) no Hoare annotation was computed. [2018-11-18 16:40:01,442 INFO L428 ceAbstractionStarter]: At program point ldv_undef_ptrENTRY(lines 6104 6112) the Hoare annotation is: true [2018-11-18 16:40:01,442 INFO L428 ceAbstractionStarter]: At program point ldv_spin_unlock_9ENTRY(lines 6169 6177) the Hoare annotation is: true [2018-11-18 16:40:01,442 INFO L425 ceAbstractionStarter]: For program point ldv_spin_unlock_9FINAL(lines 6169 6177) no Hoare annotation was computed. [2018-11-18 16:40:01,442 INFO L425 ceAbstractionStarter]: For program point ldv_spin_unlock_9EXIT(lines 6169 6177) no Hoare annotation was computed. [2018-11-18 16:40:01,442 INFO L425 ceAbstractionStarter]: For program point ldv_stopFINAL(lines 6122 6130) no Hoare annotation was computed. [2018-11-18 16:40:01,442 INFO L425 ceAbstractionStarter]: For program point ldv_stopEXIT(lines 6122 6130) no Hoare annotation was computed. [2018-11-18 16:40:01,442 INFO L428 ceAbstractionStarter]: At program point ldv_stopENTRY(lines 6122 6130) the Hoare annotation is: true [2018-11-18 16:40:01,442 INFO L428 ceAbstractionStarter]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:40:01,442 INFO L425 ceAbstractionStarter]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:40:01,443 INFO L425 ceAbstractionStarter]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:40:01,443 INFO L425 ceAbstractionStarter]: For program point ldv_register_netdev_38FINAL(lines 7108 7120) no Hoare annotation was computed. [2018-11-18 16:40:01,443 INFO L425 ceAbstractionStarter]: For program point L7117-1(line 7117) no Hoare annotation was computed. [2018-11-18 16:40:01,443 INFO L421 ceAbstractionStarter]: At program point L7117(line 7117) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 1)) [2018-11-18 16:40:01,443 INFO L425 ceAbstractionStarter]: For program point ldv_register_netdev_38EXIT(lines 7108 7120) no Hoare annotation was computed. [2018-11-18 16:40:01,443 INFO L428 ceAbstractionStarter]: At program point ldv_register_netdev_38ENTRY(lines 7108 7120) the Hoare annotation is: true [2018-11-18 16:40:01,443 INFO L421 ceAbstractionStarter]: At program point L6671(lines 6663 6679) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2018-11-18 16:40:01,443 INFO L425 ceAbstractionStarter]: For program point ipddp_cleanup_moduleEXIT(lines 6659 6680) no Hoare annotation was computed. [2018-11-18 16:40:01,443 INFO L425 ceAbstractionStarter]: For program point L6672(lines 6672 6676) no Hoare annotation was computed. [2018-11-18 16:40:01,444 INFO L421 ceAbstractionStarter]: At program point L6673(lines 6663 6679) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2018-11-18 16:40:01,444 INFO L421 ceAbstractionStarter]: At program point ipddp_cleanup_moduleENTRY(lines 6659 6680) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-18 16:40:01,444 INFO L425 ceAbstractionStarter]: For program point ipddp_cleanup_moduleFINAL(lines 6659 6680) no Hoare annotation was computed. [2018-11-18 16:40:01,444 INFO L421 ceAbstractionStarter]: At program point L6664-1(line 6664) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2018-11-18 16:40:01,444 INFO L421 ceAbstractionStarter]: At program point L6664(line 6664) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-18 16:40:01,444 INFO L425 ceAbstractionStarter]: For program point skb_rtableEXIT(lines 6280 6288) no Hoare annotation was computed. [2018-11-18 16:40:01,444 INFO L428 ceAbstractionStarter]: At program point L6285(line 6285) the Hoare annotation is: true [2018-11-18 16:40:01,444 INFO L425 ceAbstractionStarter]: For program point L6285-1(line 6285) no Hoare annotation was computed. [2018-11-18 16:40:01,444 INFO L428 ceAbstractionStarter]: At program point skb_rtableENTRY(lines 6280 6288) the Hoare annotation is: true [2018-11-18 16:40:01,444 INFO L425 ceAbstractionStarter]: For program point skb_rtableFINAL(lines 6280 6288) no Hoare annotation was computed. [2018-11-18 16:40:01,444 INFO L428 ceAbstractionStarter]: At program point netif_keep_dstENTRY(lines 6312 6320) the Hoare annotation is: true [2018-11-18 16:40:01,445 INFO L425 ceAbstractionStarter]: For program point netif_keep_dstFINAL(lines 6312 6320) no Hoare annotation was computed. [2018-11-18 16:40:01,445 INFO L425 ceAbstractionStarter]: For program point netif_keep_dstEXIT(lines 6312 6320) no Hoare annotation was computed. [2018-11-18 16:40:01,445 INFO L421 ceAbstractionStarter]: At program point ldv_free_netdev_39ENTRY(lines 7121 7130) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 1) (not (= 1 |old(~ldv_state_variable_1~0)|))) [2018-11-18 16:40:01,445 INFO L425 ceAbstractionStarter]: For program point ldv_free_netdev_39FINAL(lines 7121 7130) no Hoare annotation was computed. [2018-11-18 16:40:01,445 INFO L425 ceAbstractionStarter]: For program point ldv_free_netdev_39EXIT(lines 7121 7130) no Hoare annotation was computed. [2018-11-18 16:40:01,445 INFO L428 ceAbstractionStarter]: At program point #Ultimate.C_memcpyENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:40:01,445 INFO L428 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2018-11-18 16:40:01,445 INFO L425 ceAbstractionStarter]: For program point #Ultimate.C_memcpyEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:40:01,445 INFO L425 ceAbstractionStarter]: For program point #Ultimate.C_memcpyFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:40:01,445 INFO L428 ceAbstractionStarter]: At program point ldv_spin_unlockENTRY(lines 7255 7263) the Hoare annotation is: true [2018-11-18 16:40:01,445 INFO L425 ceAbstractionStarter]: For program point ldv_spin_unlockFINAL(lines 7255 7263) no Hoare annotation was computed. [2018-11-18 16:40:01,445 INFO L425 ceAbstractionStarter]: For program point ldv_spin_unlockEXIT(lines 7255 7263) no Hoare annotation was computed. [2018-11-18 16:40:01,446 INFO L425 ceAbstractionStarter]: For program point L6929-1(line 6929) no Hoare annotation was computed. [2018-11-18 16:40:01,446 INFO L428 ceAbstractionStarter]: At program point L6929(line 6929) the Hoare annotation is: true [2018-11-18 16:40:01,446 INFO L425 ceAbstractionStarter]: For program point PTR_ERREXIT(lines 6924 6932) no Hoare annotation was computed. [2018-11-18 16:40:01,446 INFO L428 ceAbstractionStarter]: At program point PTR_ERRENTRY(lines 6924 6932) the Hoare annotation is: true [2018-11-18 16:40:01,446 INFO L425 ceAbstractionStarter]: For program point PTR_ERRFINAL(lines 6924 6932) no Hoare annotation was computed. [2018-11-18 16:40:01,446 INFO L425 ceAbstractionStarter]: For program point ldv_spin_lockEXIT(lines 7246 7254) no Hoare annotation was computed. [2018-11-18 16:40:01,446 INFO L421 ceAbstractionStarter]: At program point ldv_spin_lockENTRY(lines 7246 7254) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,446 INFO L425 ceAbstractionStarter]: For program point ldv_spin_lockFINAL(lines 7246 7254) no Hoare annotation was computed. [2018-11-18 16:40:01,446 INFO L425 ceAbstractionStarter]: For program point ldv_is_errEXIT(lines 7161 7168) no Hoare annotation was computed. [2018-11-18 16:40:01,446 INFO L428 ceAbstractionStarter]: At program point ldv_is_errENTRY(lines 7161 7168) the Hoare annotation is: true [2018-11-18 16:40:01,446 INFO L425 ceAbstractionStarter]: For program point ldv_is_errFINAL(lines 7161 7168) no Hoare annotation was computed. [2018-11-18 16:40:01,446 INFO L425 ceAbstractionStarter]: For program point L6592-2(lines 6589 6639) no Hoare annotation was computed. [2018-11-18 16:40:01,446 INFO L425 ceAbstractionStarter]: For program point L6592(lines 6592 6596) no Hoare annotation was computed. [2018-11-18 16:40:01,447 INFO L425 ceAbstractionStarter]: For program point ipddp_ioctlEXIT(lines 6576 6640) no Hoare annotation was computed. [2018-11-18 16:40:01,447 INFO L425 ceAbstractionStarter]: For program point L6621(lines 6608 6638) no Hoare annotation was computed. [2018-11-18 16:40:01,447 INFO L425 ceAbstractionStarter]: For program point L6617(line 6617) no Hoare annotation was computed. [2018-11-18 16:40:01,447 INFO L428 ceAbstractionStarter]: At program point L6613-1(line 6613) the Hoare annotation is: true [2018-11-18 16:40:01,447 INFO L421 ceAbstractionStarter]: At program point L6613(line 6613) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,447 INFO L425 ceAbstractionStarter]: For program point L6609(line 6609) no Hoare annotation was computed. [2018-11-18 16:40:01,447 INFO L421 ceAbstractionStarter]: At program point L6634(line 6634) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,447 INFO L425 ceAbstractionStarter]: For program point L6634-1(line 6634) no Hoare annotation was computed. [2018-11-18 16:40:01,447 INFO L425 ceAbstractionStarter]: For program point ipddp_ioctlFINAL(lines 6576 6640) no Hoare annotation was computed. [2018-11-18 16:40:01,447 INFO L421 ceAbstractionStarter]: At program point ipddp_ioctlENTRY(lines 6576 6640) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,447 INFO L425 ceAbstractionStarter]: For program point L6614(line 6614) no Hoare annotation was computed. [2018-11-18 16:40:01,447 INFO L421 ceAbstractionStarter]: At program point L6610(line 6610) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,448 INFO L425 ceAbstractionStarter]: For program point L6610-1(line 6610) no Hoare annotation was computed. [2018-11-18 16:40:01,448 INFO L421 ceAbstractionStarter]: At program point L6602(line 6602) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,448 INFO L425 ceAbstractionStarter]: For program point L6602-1(line 6602) no Hoare annotation was computed. [2018-11-18 16:40:01,448 INFO L425 ceAbstractionStarter]: For program point L6623-1(line 6623) no Hoare annotation was computed. [2018-11-18 16:40:01,448 INFO L421 ceAbstractionStarter]: At program point L6623(line 6623) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,448 INFO L425 ceAbstractionStarter]: For program point L6615(lines 6615 6620) no Hoare annotation was computed. [2018-11-18 16:40:01,448 INFO L428 ceAbstractionStarter]: At program point L6615-2(lines 6615 6620) the Hoare annotation is: true [2018-11-18 16:40:01,448 INFO L425 ceAbstractionStarter]: For program point L6603(lines 6603 6607) no Hoare annotation was computed. [2018-11-18 16:40:01,448 INFO L425 ceAbstractionStarter]: For program point L6636(line 6636) no Hoare annotation was computed. [2018-11-18 16:40:01,448 INFO L425 ceAbstractionStarter]: For program point L6624(lines 6624 6628) no Hoare annotation was computed. [2018-11-18 16:40:01,448 INFO L428 ceAbstractionStarter]: At program point L6616-1(line 6616) the Hoare annotation is: true [2018-11-18 16:40:01,448 INFO L428 ceAbstractionStarter]: At program point L6616(line 6616) the Hoare annotation is: true [2018-11-18 16:40:01,449 INFO L425 ceAbstractionStarter]: For program point L6612(line 6612) no Hoare annotation was computed. [2018-11-18 16:40:01,449 INFO L425 ceAbstractionStarter]: For program point L6608(lines 6608 6638) no Hoare annotation was computed. [2018-11-18 16:40:01,449 INFO L425 ceAbstractionStarter]: For program point L6633(line 6633) no Hoare annotation was computed. [2018-11-18 16:40:01,449 INFO L428 ceAbstractionStarter]: At program point ldv_ptr_errENTRY(lines 7177 7184) the Hoare annotation is: true [2018-11-18 16:40:01,449 INFO L425 ceAbstractionStarter]: For program point ldv_ptr_errFINAL(lines 7177 7184) no Hoare annotation was computed. [2018-11-18 16:40:01,449 INFO L425 ceAbstractionStarter]: For program point ldv_ptr_errEXIT(lines 7177 7184) no Hoare annotation was computed. [2018-11-18 16:40:01,449 INFO L425 ceAbstractionStarter]: For program point ldv_check_alloc_flagsEXIT(lines 7205 7217) no Hoare annotation was computed. [2018-11-18 16:40:01,449 INFO L425 ceAbstractionStarter]: For program point L7210(lines 7210 7214) no Hoare annotation was computed. [2018-11-18 16:40:01,449 INFO L421 ceAbstractionStarter]: At program point L7211(line 7211) the Hoare annotation is: (not (= ~ldv_spin~0 0)) [2018-11-18 16:40:01,449 INFO L428 ceAbstractionStarter]: At program point ldv_check_alloc_flagsENTRY(lines 7205 7217) the Hoare annotation is: true [2018-11-18 16:40:01,449 INFO L425 ceAbstractionStarter]: For program point L7210-1(lines 7205 7217) no Hoare annotation was computed. [2018-11-18 16:40:01,449 INFO L425 ceAbstractionStarter]: For program point L6560-2(line 6560) no Hoare annotation was computed. [2018-11-18 16:40:01,449 INFO L425 ceAbstractionStarter]: For program point L6560(line 6560) no Hoare annotation was computed. [2018-11-18 16:40:01,449 INFO L425 ceAbstractionStarter]: For program point L6560-5(lines 6560 6564) no Hoare annotation was computed. [2018-11-18 16:40:01,450 INFO L425 ceAbstractionStarter]: For program point L6560-3(line 6560) no Hoare annotation was computed. [2018-11-18 16:40:01,450 INFO L425 ceAbstractionStarter]: For program point __ipddp_find_routeFINAL(lines 6552 6575) no Hoare annotation was computed. [2018-11-18 16:40:01,450 INFO L428 ceAbstractionStarter]: At program point __ipddp_find_routeENTRY(lines 6552 6575) the Hoare annotation is: true [2018-11-18 16:40:01,450 INFO L428 ceAbstractionStarter]: At program point L6566(lines 6556 6574) the Hoare annotation is: true [2018-11-18 16:40:01,450 INFO L428 ceAbstractionStarter]: At program point L6568(lines 6556 6574) the Hoare annotation is: true [2018-11-18 16:40:01,450 INFO L425 ceAbstractionStarter]: For program point __ipddp_find_routeEXIT(lines 6552 6575) no Hoare annotation was computed. [2018-11-18 16:40:01,450 INFO L425 ceAbstractionStarter]: For program point ipddp_createFINAL(lines 6481 6521) no Hoare annotation was computed. [2018-11-18 16:40:01,450 INFO L425 ceAbstractionStarter]: For program point L6491(lines 6491 6495) no Hoare annotation was computed. [2018-11-18 16:40:01,450 INFO L425 ceAbstractionStarter]: For program point ipddp_createEXIT(lines 6481 6521) no Hoare annotation was computed. [2018-11-18 16:40:01,450 INFO L428 ceAbstractionStarter]: At program point L6518(line 6518) the Hoare annotation is: true [2018-11-18 16:40:01,450 INFO L425 ceAbstractionStarter]: For program point L6489-1(line 6489) no Hoare annotation was computed. [2018-11-18 16:40:01,450 INFO L421 ceAbstractionStarter]: At program point L6489(line 6489) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,450 INFO L425 ceAbstractionStarter]: For program point L6518-1(line 6518) no Hoare annotation was computed. [2018-11-18 16:40:01,450 INFO L428 ceAbstractionStarter]: At program point L6510(line 6510) the Hoare annotation is: true [2018-11-18 16:40:01,451 INFO L428 ceAbstractionStarter]: At program point L6507-1(line 6507) the Hoare annotation is: true [2018-11-18 16:40:01,451 INFO L421 ceAbstractionStarter]: At program point L6507(line 6507) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,451 INFO L425 ceAbstractionStarter]: For program point L6508(line 6508) no Hoare annotation was computed. [2018-11-18 16:40:01,451 INFO L425 ceAbstractionStarter]: For program point L6509(lines 6509 6515) no Hoare annotation was computed. [2018-11-18 16:40:01,451 INFO L425 ceAbstractionStarter]: For program point L6510-1(line 6510) no Hoare annotation was computed. [2018-11-18 16:40:01,451 INFO L421 ceAbstractionStarter]: At program point ipddp_createENTRY(lines 6481 6521) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,451 INFO L425 ceAbstractionStarter]: For program point L6501(lines 6501 6506) no Hoare annotation was computed. [2018-11-18 16:40:01,451 INFO L425 ceAbstractionStarter]: For program point ldv_free_netdev_41EXIT(lines 7141 7150) no Hoare annotation was computed. [2018-11-18 16:40:01,451 INFO L421 ceAbstractionStarter]: At program point ldv_free_netdev_41ENTRY(lines 7141 7150) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-18 16:40:01,451 INFO L425 ceAbstractionStarter]: For program point ldv_free_netdev_41FINAL(lines 7141 7150) no Hoare annotation was computed. [2018-11-18 16:40:01,451 INFO L425 ceAbstractionStarter]: For program point ldv_err_ptrEXIT(lines 7169 7176) no Hoare annotation was computed. [2018-11-18 16:40:01,451 INFO L428 ceAbstractionStarter]: At program point ldv_err_ptrENTRY(lines 7169 7176) the Hoare annotation is: true [2018-11-18 16:40:01,451 INFO L425 ceAbstractionStarter]: For program point ldv_err_ptrFINAL(lines 7169 7176) no Hoare annotation was computed. [2018-11-18 16:40:01,451 INFO L425 ceAbstractionStarter]: For program point ldv_spin_lock_5FINAL(lines 6149 6157) no Hoare annotation was computed. [2018-11-18 16:40:01,452 INFO L428 ceAbstractionStarter]: At program point ldv_spin_lock_5ENTRY(lines 6149 6157) the Hoare annotation is: true [2018-11-18 16:40:01,452 INFO L425 ceAbstractionStarter]: For program point ldv_spin_lock_5EXIT(lines 6149 6157) no Hoare annotation was computed. [2018-11-18 16:40:01,452 INFO L425 ceAbstractionStarter]: For program point ldv_spin_unlock_bh_10FINAL(lines 6179 6187) no Hoare annotation was computed. [2018-11-18 16:40:01,452 INFO L425 ceAbstractionStarter]: For program point ldv_spin_unlock_bh_10EXIT(lines 6179 6187) no Hoare annotation was computed. [2018-11-18 16:40:01,452 INFO L428 ceAbstractionStarter]: At program point ldv_spin_unlock_bh_10ENTRY(lines 6179 6187) the Hoare annotation is: true [2018-11-18 16:40:01,452 INFO L425 ceAbstractionStarter]: For program point ldv_unregister_netdev_40EXIT(lines 7131 7140) no Hoare annotation was computed. [2018-11-18 16:40:01,452 INFO L421 ceAbstractionStarter]: At program point ldv_unregister_netdev_40ENTRY(lines 7131 7140) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-18 16:40:01,452 INFO L425 ceAbstractionStarter]: For program point ldv_unregister_netdev_40FINAL(lines 7131 7140) no Hoare annotation was computed. [2018-11-18 16:40:01,452 INFO L425 ceAbstractionStarter]: For program point copy_to_userEXIT(lines 6226 6244) no Hoare annotation was computed. [2018-11-18 16:40:01,452 INFO L428 ceAbstractionStarter]: At program point copy_to_userENTRY(lines 6226 6244) the Hoare annotation is: true [2018-11-18 16:40:01,452 INFO L425 ceAbstractionStarter]: For program point L6236-1(line 6236) no Hoare annotation was computed. [2018-11-18 16:40:01,452 INFO L425 ceAbstractionStarter]: For program point L6237-2(lines 6237 6241) no Hoare annotation was computed. [2018-11-18 16:40:01,452 INFO L425 ceAbstractionStarter]: For program point copy_to_userFINAL(lines 6226 6244) no Hoare annotation was computed. [2018-11-18 16:40:01,452 INFO L425 ceAbstractionStarter]: For program point L6237(lines 6237 6241) no Hoare annotation was computed. [2018-11-18 16:40:01,453 INFO L428 ceAbstractionStarter]: At program point L6236(line 6236) the Hoare annotation is: true [2018-11-18 16:40:01,453 INFO L425 ceAbstractionStarter]: For program point ldv_errorFINAL(lines 7152 7160) no Hoare annotation was computed. [2018-11-18 16:40:01,453 INFO L428 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 7152 7160) the Hoare annotation is: true [2018-11-18 16:40:01,453 INFO L425 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7158) no Hoare annotation was computed. [2018-11-18 16:40:01,453 INFO L425 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 7152 7160) no Hoare annotation was computed. [2018-11-18 16:40:01,453 INFO L428 ceAbstractionStarter]: At program point kmallocENTRY(lines 6982 6991) the Hoare annotation is: true [2018-11-18 16:40:01,453 INFO L428 ceAbstractionStarter]: At program point L6987-1(line 6987) the Hoare annotation is: true [2018-11-18 16:40:01,453 INFO L428 ceAbstractionStarter]: At program point L6987(line 6987) the Hoare annotation is: true [2018-11-18 16:40:01,453 INFO L425 ceAbstractionStarter]: For program point L6988(line 6988) no Hoare annotation was computed. [2018-11-18 16:40:01,453 INFO L425 ceAbstractionStarter]: For program point kmallocFINAL(lines 6982 6991) no Hoare annotation was computed. [2018-11-18 16:40:01,453 INFO L425 ceAbstractionStarter]: For program point kmallocEXIT(lines 6982 6991) no Hoare annotation was computed. [2018-11-18 16:40:01,454 INFO L428 ceAbstractionStarter]: At program point __fswab16ENTRY(lines 6016 6023) the Hoare annotation is: true [2018-11-18 16:40:01,454 INFO L425 ceAbstractionStarter]: For program point __fswab16FINAL(lines 6016 6023) no Hoare annotation was computed. [2018-11-18 16:40:01,454 INFO L425 ceAbstractionStarter]: For program point __fswab16EXIT(lines 6016 6023) no Hoare annotation was computed. [2018-11-18 16:40:01,454 INFO L425 ceAbstractionStarter]: For program point L6402-2(lines 6372 6414) no Hoare annotation was computed. [2018-11-18 16:40:01,454 INFO L428 ceAbstractionStarter]: At program point L6394(line 6394) the Hoare annotation is: true [2018-11-18 16:40:01,454 INFO L421 ceAbstractionStarter]: At program point L6396-1(line 6396) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 0)) [2018-11-18 16:40:01,454 INFO L421 ceAbstractionStarter]: At program point L6396(line 6396) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 1)) [2018-11-18 16:40:01,454 INFO L425 ceAbstractionStarter]: For program point L6394-1(line 6394) no Hoare annotation was computed. [2018-11-18 16:40:01,454 INFO L421 ceAbstractionStarter]: At program point ipddp_initENTRY(lines 6363 6415) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_spin~0 0)))) (and (or (= ~ldv_state_variable_1~0 0) .cse0 (not (= 0 |old(~ldv_state_variable_1~0)|))) (or .cse0 (= ~ldv_state_variable_1~0 1) (not (= 1 |old(~ldv_state_variable_1~0)|))))) [2018-11-18 16:40:01,454 INFO L425 ceAbstractionStarter]: For program point L6384-2(lines 6384 6388) no Hoare annotation was computed. [2018-11-18 16:40:01,454 INFO L425 ceAbstractionStarter]: For program point L6384(lines 6384 6388) no Hoare annotation was computed. [2018-11-18 16:40:01,454 INFO L428 ceAbstractionStarter]: At program point L6380-1(line 6380) the Hoare annotation is: true [2018-11-18 16:40:01,454 INFO L428 ceAbstractionStarter]: At program point L6380(line 6380) the Hoare annotation is: true [2018-11-18 16:40:01,455 INFO L425 ceAbstractionStarter]: For program point L6374(lines 6374 6379) no Hoare annotation was computed. [2018-11-18 16:40:01,455 INFO L425 ceAbstractionStarter]: For program point ipddp_initFINAL(lines 6363 6415) no Hoare annotation was computed. [2018-11-18 16:40:01,455 INFO L425 ceAbstractionStarter]: For program point L6395(lines 6395 6401) no Hoare annotation was computed. [2018-11-18 16:40:01,455 INFO L425 ceAbstractionStarter]: For program point L6397(line 6397) no Hoare annotation was computed. [2018-11-18 16:40:01,455 INFO L425 ceAbstractionStarter]: For program point ipddp_initEXIT(lines 6363 6415) no Hoare annotation was computed. [2018-11-18 16:40:01,455 INFO L425 ceAbstractionStarter]: For program point L6381(line 6381) no Hoare annotation was computed. [2018-11-18 16:40:01,455 INFO L425 ceAbstractionStarter]: For program point L6375-1(line 6375) no Hoare annotation was computed. [2018-11-18 16:40:01,455 INFO L421 ceAbstractionStarter]: At program point L6375(line 6375) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_spin~0 0)))) (and (or (= ~ldv_state_variable_1~0 0) .cse0 (not (= 0 |old(~ldv_state_variable_1~0)|))) (or .cse0 (= ~ldv_state_variable_1~0 1) (not (= 1 |old(~ldv_state_variable_1~0)|))))) [2018-11-18 16:40:01,455 INFO L425 ceAbstractionStarter]: For program point L6408-1(lines 6408 6412) no Hoare annotation was computed. [2018-11-18 16:40:01,455 INFO L425 ceAbstractionStarter]: For program point L6402(lines 6402 6407) no Hoare annotation was computed. [2018-11-18 16:40:01,455 INFO L421 ceAbstractionStarter]: At program point spin_lockENTRY(lines 6942 6951) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,455 INFO L425 ceAbstractionStarter]: For program point spin_lockFINAL(lines 6942 6951) no Hoare annotation was computed. [2018-11-18 16:40:01,455 INFO L428 ceAbstractionStarter]: At program point L6947-1(line 6947) the Hoare annotation is: true [2018-11-18 16:40:01,456 INFO L421 ceAbstractionStarter]: At program point L6947(line 6947) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,456 INFO L425 ceAbstractionStarter]: For program point spin_lockEXIT(lines 6942 6951) no Hoare annotation was computed. [2018-11-18 16:40:01,456 INFO L428 ceAbstractionStarter]: At program point ldv_spin_lock_bh_6ENTRY(lines 6159 6167) the Hoare annotation is: true [2018-11-18 16:40:01,456 INFO L425 ceAbstractionStarter]: For program point ldv_spin_lock_bh_6EXIT(lines 6159 6167) no Hoare annotation was computed. [2018-11-18 16:40:01,456 INFO L425 ceAbstractionStarter]: For program point ldv_spin_lock_bh_6FINAL(lines 6159 6167) no Hoare annotation was computed. [2018-11-18 16:40:01,456 INFO L425 ceAbstractionStarter]: For program point ldv__builtin_expectFINAL(lines 6131 6138) no Hoare annotation was computed. [2018-11-18 16:40:01,456 INFO L428 ceAbstractionStarter]: At program point ldv__builtin_expectENTRY(lines 6131 6138) the Hoare annotation is: true [2018-11-18 16:40:01,456 INFO L425 ceAbstractionStarter]: For program point ldv__builtin_expectEXIT(lines 6131 6138) no Hoare annotation was computed. [2018-11-18 16:40:01,456 INFO L425 ceAbstractionStarter]: For program point ipddp_init_moduleEXIT(lines 6642 6658) no Hoare annotation was computed. [2018-11-18 16:40:01,456 INFO L425 ceAbstractionStarter]: For program point L6650(lines 6650 6655) no Hoare annotation was computed. [2018-11-18 16:40:01,456 INFO L425 ceAbstractionStarter]: For program point L6651-1(line 6651) no Hoare annotation was computed. [2018-11-18 16:40:01,456 INFO L421 ceAbstractionStarter]: At program point ipddp_init_moduleENTRY(lines 6642 6658) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_spin~0 0)))) (and (or (= ~ldv_state_variable_1~0 0) .cse0 (not (= 0 |old(~ldv_state_variable_1~0)|))) (or .cse0 (= ~ldv_state_variable_1~0 1) (not (= 1 |old(~ldv_state_variable_1~0)|))))) [2018-11-18 16:40:01,456 INFO L421 ceAbstractionStarter]: At program point L6651(line 6651) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_1~0 0)) (.cse1 (not (= ~ldv_spin~0 0))) (.cse2 (and (= ~ldv_state_variable_1~0 1) (= 0 ~ldv_spin~0)))) (and (or .cse0 .cse1 .cse2 (not (= 0 |old(~ldv_state_variable_1~0)|))) (or .cse0 .cse1 .cse2 (not (= 1 |old(~ldv_state_variable_1~0)|))))) [2018-11-18 16:40:01,457 INFO L425 ceAbstractionStarter]: For program point ipddp_init_moduleFINAL(lines 6642 6658) no Hoare annotation was computed. [2018-11-18 16:40:01,457 INFO L425 ceAbstractionStarter]: For program point L6648-1(line 6648) no Hoare annotation was computed. [2018-11-18 16:40:01,457 INFO L421 ceAbstractionStarter]: At program point L6648(line 6648) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_spin~0 0)))) (and (or (= ~ldv_state_variable_1~0 0) .cse0 (not (= 0 |old(~ldv_state_variable_1~0)|))) (or .cse0 (= ~ldv_state_variable_1~0 1) (not (= 1 |old(~ldv_state_variable_1~0)|))))) [2018-11-18 16:40:01,457 INFO L425 ceAbstractionStarter]: For program point L6649-1(line 6649) no Hoare annotation was computed. [2018-11-18 16:40:01,457 INFO L421 ceAbstractionStarter]: At program point L6649(line 6649) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_1~0 0)) (.cse1 (not (= ~ldv_spin~0 0))) (.cse2 (and (= ~ldv_state_variable_1~0 1) (= 0 ~ldv_spin~0)))) (and (or .cse0 .cse1 .cse2 (not (= 0 |old(~ldv_state_variable_1~0)|))) (or .cse0 .cse1 .cse2 (not (= 1 |old(~ldv_state_variable_1~0)|))))) [2018-11-18 16:40:01,457 INFO L425 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:40:01,457 INFO L428 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2018-11-18 16:40:01,457 INFO L428 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:40:01,457 INFO L425 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:40:01,457 INFO L428 ceAbstractionStarter]: At program point ldv_net_device_ops_1ENTRY(lines 6690 6699) the Hoare annotation is: true [2018-11-18 16:40:01,457 INFO L425 ceAbstractionStarter]: For program point ldv_net_device_ops_1EXIT(lines 6690 6699) no Hoare annotation was computed. [2018-11-18 16:40:01,457 INFO L425 ceAbstractionStarter]: For program point L6695-1(line 6695) no Hoare annotation was computed. [2018-11-18 16:40:01,457 INFO L428 ceAbstractionStarter]: At program point L6695(line 6695) the Hoare annotation is: true [2018-11-18 16:40:01,458 INFO L425 ceAbstractionStarter]: For program point ldv_net_device_ops_1FINAL(lines 6690 6699) no Hoare annotation was computed. [2018-11-18 16:40:01,458 INFO L428 ceAbstractionStarter]: At program point spin_unlockENTRY(lines 6962 6971) the Hoare annotation is: true [2018-11-18 16:40:01,458 INFO L425 ceAbstractionStarter]: For program point spin_unlockFINAL(lines 6962 6971) no Hoare annotation was computed. [2018-11-18 16:40:01,458 INFO L421 ceAbstractionStarter]: At program point L6967-1(line 6967) the Hoare annotation is: (= 0 ~ldv_spin~0) [2018-11-18 16:40:01,458 INFO L425 ceAbstractionStarter]: For program point spin_unlockEXIT(lines 6962 6971) no Hoare annotation was computed. [2018-11-18 16:40:01,458 INFO L428 ceAbstractionStarter]: At program point L6967(line 6967) the Hoare annotation is: true [2018-11-18 16:40:01,458 INFO L425 ceAbstractionStarter]: For program point L6080-1(line 6080) no Hoare annotation was computed. [2018-11-18 16:40:01,458 INFO L425 ceAbstractionStarter]: For program point ldv_init_zallocFINAL(lines 6074 6085) no Hoare annotation was computed. [2018-11-18 16:40:01,458 INFO L428 ceAbstractionStarter]: At program point L6080(line 6080) the Hoare annotation is: true [2018-11-18 16:40:01,458 INFO L425 ceAbstractionStarter]: For program point ldv_init_zallocEXIT(lines 6074 6085) no Hoare annotation was computed. [2018-11-18 16:40:01,458 INFO L428 ceAbstractionStarter]: At program point ldv_init_zallocENTRY(lines 6074 6085) the Hoare annotation is: true [2018-11-18 16:40:01,458 INFO L425 ceAbstractionStarter]: For program point spin_unlock_bhFINAL(lines 6972 6981) no Hoare annotation was computed. [2018-11-18 16:40:01,458 INFO L421 ceAbstractionStarter]: At program point L6977-1(line 6977) the Hoare annotation is: (= 0 ~ldv_spin~0) [2018-11-18 16:40:01,458 INFO L428 ceAbstractionStarter]: At program point L6977(line 6977) the Hoare annotation is: true [2018-11-18 16:40:01,459 INFO L428 ceAbstractionStarter]: At program point spin_unlock_bhENTRY(lines 6972 6981) the Hoare annotation is: true [2018-11-18 16:40:01,459 INFO L425 ceAbstractionStarter]: For program point spin_unlock_bhEXIT(lines 6972 6981) no Hoare annotation was computed. [2018-11-18 16:40:01,459 INFO L428 ceAbstractionStarter]: At program point L6458(line 6458) the Hoare annotation is: true [2018-11-18 16:40:01,459 INFO L425 ceAbstractionStarter]: For program point L6458-1(line 6458) no Hoare annotation was computed. [2018-11-18 16:40:01,459 INFO L425 ceAbstractionStarter]: For program point L6452-2(lines 6452 6456) no Hoare annotation was computed. [2018-11-18 16:40:01,459 INFO L425 ceAbstractionStarter]: For program point ipddp_xmitEXIT(lines 6416 6480) no Hoare annotation was computed. [2018-11-18 16:40:01,459 INFO L425 ceAbstractionStarter]: For program point L6452(lines 6452 6456) no Hoare annotation was computed. [2018-11-18 16:40:01,459 INFO L428 ceAbstractionStarter]: At program point L6446(line 6446) the Hoare annotation is: true [2018-11-18 16:40:01,459 INFO L428 ceAbstractionStarter]: At program point L6444(lines 6425 6479) the Hoare annotation is: true [2018-11-18 16:40:01,459 INFO L425 ceAbstractionStarter]: For program point L6477-1(line 6477) no Hoare annotation was computed. [2018-11-18 16:40:01,459 INFO L425 ceAbstractionStarter]: For program point L6446-1(line 6446) no Hoare annotation was computed. [2018-11-18 16:40:01,459 INFO L428 ceAbstractionStarter]: At program point L6477(line 6477) the Hoare annotation is: true [2018-11-18 16:40:01,459 INFO L428 ceAbstractionStarter]: At program point L6438(lines 6425 6479) the Hoare annotation is: true [2018-11-18 16:40:01,459 INFO L428 ceAbstractionStarter]: At program point L6440(lines 6425 6479) the Hoare annotation is: true [2018-11-18 16:40:01,459 INFO L425 ceAbstractionStarter]: For program point ipddp_xmitFINAL(lines 6416 6480) no Hoare annotation was computed. [2018-11-18 16:40:01,459 INFO L425 ceAbstractionStarter]: For program point L6432(lines 6432 6436) no Hoare annotation was computed. [2018-11-18 16:40:01,460 INFO L421 ceAbstractionStarter]: At program point L6426(line 6426) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,460 INFO L425 ceAbstractionStarter]: For program point L6428-1(line 6428) no Hoare annotation was computed. [2018-11-18 16:40:01,460 INFO L425 ceAbstractionStarter]: For program point L6461-2(lines 6461 6467) no Hoare annotation was computed. [2018-11-18 16:40:01,460 INFO L421 ceAbstractionStarter]: At program point L6428(line 6428) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,460 INFO L425 ceAbstractionStarter]: For program point L6461(lines 6461 6467) no Hoare annotation was computed. [2018-11-18 16:40:01,460 INFO L421 ceAbstractionStarter]: At program point ipddp_xmitENTRY(lines 6416 6480) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,460 INFO L425 ceAbstractionStarter]: For program point L6426-1(line 6426) no Hoare annotation was computed. [2018-11-18 16:40:01,460 INFO L425 ceAbstractionStarter]: For program point L6532-5(lines 6532 6539) no Hoare annotation was computed. [2018-11-18 16:40:01,460 INFO L425 ceAbstractionStarter]: For program point L6532-3(line 6532) no Hoare annotation was computed. [2018-11-18 16:40:01,460 INFO L425 ceAbstractionStarter]: For program point L6543(lines 6543 6547) no Hoare annotation was computed. [2018-11-18 16:40:01,460 INFO L425 ceAbstractionStarter]: For program point ipddp_deleteFINAL(lines 6522 6551) no Hoare annotation was computed. [2018-11-18 16:40:01,460 INFO L428 ceAbstractionStarter]: At program point L6541(lines 6527 6550) the Hoare annotation is: true [2018-11-18 16:40:01,460 INFO L421 ceAbstractionStarter]: At program point L6529(line 6529) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,461 INFO L421 ceAbstractionStarter]: At program point ipddp_deleteENTRY(lines 6522 6551) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,461 INFO L425 ceAbstractionStarter]: For program point L6548-1(line 6548) no Hoare annotation was computed. [2018-11-18 16:40:01,461 INFO L428 ceAbstractionStarter]: At program point L6548(line 6548) the Hoare annotation is: true [2018-11-18 16:40:01,461 INFO L428 ceAbstractionStarter]: At program point L6544(lines 6527 6550) the Hoare annotation is: true [2018-11-18 16:40:01,461 INFO L428 ceAbstractionStarter]: At program point L6534(line 6534) the Hoare annotation is: true [2018-11-18 16:40:01,461 INFO L425 ceAbstractionStarter]: For program point ipddp_deleteEXIT(lines 6522 6551) no Hoare annotation was computed. [2018-11-18 16:40:01,461 INFO L425 ceAbstractionStarter]: For program point L6532-2(line 6532) no Hoare annotation was computed. [2018-11-18 16:40:01,461 INFO L425 ceAbstractionStarter]: For program point L6532(line 6532) no Hoare annotation was computed. [2018-11-18 16:40:01,461 INFO L425 ceAbstractionStarter]: For program point L6534-1(line 6534) no Hoare annotation was computed. [2018-11-18 16:40:01,461 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:40:01,461 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:40:01,461 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:40:01,461 INFO L425 ceAbstractionStarter]: For program point memcpy_guardEXIT(lines 4 9) no Hoare annotation was computed. [2018-11-18 16:40:01,461 INFO L425 ceAbstractionStarter]: For program point L6(lines 6 7) no Hoare annotation was computed. [2018-11-18 16:40:01,461 INFO L428 ceAbstractionStarter]: At program point memcpy_guardENTRY(lines 4 9) the Hoare annotation is: true [2018-11-18 16:40:01,462 INFO L425 ceAbstractionStarter]: For program point memcpy_guardFINAL(lines 4 9) no Hoare annotation was computed. [2018-11-18 16:40:01,462 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:40:01,462 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 0) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,462 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:40:01,462 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:40:01,462 INFO L425 ceAbstractionStarter]: For program point ldv_memsetFINAL(lines 6086 6094) no Hoare annotation was computed. [2018-11-18 16:40:01,462 INFO L428 ceAbstractionStarter]: At program point L6091(line 6091) the Hoare annotation is: true [2018-11-18 16:40:01,462 INFO L425 ceAbstractionStarter]: For program point L6091-1(line 6091) no Hoare annotation was computed. [2018-11-18 16:40:01,462 INFO L428 ceAbstractionStarter]: At program point ldv_memsetENTRY(lines 6086 6094) the Hoare annotation is: true [2018-11-18 16:40:01,462 INFO L425 ceAbstractionStarter]: For program point ldv_memsetEXIT(lines 6086 6094) no Hoare annotation was computed. [2018-11-18 16:40:01,462 INFO L428 ceAbstractionStarter]: At program point ERR_PTRENTRY(lines 6915 6923) the Hoare annotation is: true [2018-11-18 16:40:01,462 INFO L425 ceAbstractionStarter]: For program point ERR_PTREXIT(lines 6915 6923) no Hoare annotation was computed. [2018-11-18 16:40:01,462 INFO L425 ceAbstractionStarter]: For program point L6920-1(line 6920) no Hoare annotation was computed. [2018-11-18 16:40:01,462 INFO L425 ceAbstractionStarter]: For program point ERR_PTRFINAL(lines 6915 6923) no Hoare annotation was computed. [2018-11-18 16:40:01,463 INFO L428 ceAbstractionStarter]: At program point L6920(line 6920) the Hoare annotation is: true [2018-11-18 16:40:01,463 INFO L428 ceAbstractionStarter]: At program point L6938(line 6938) the Hoare annotation is: true [2018-11-18 16:40:01,463 INFO L428 ceAbstractionStarter]: At program point IS_ERRENTRY(lines 6933 6941) the Hoare annotation is: true [2018-11-18 16:40:01,463 INFO L425 ceAbstractionStarter]: For program point IS_ERRFINAL(lines 6933 6941) no Hoare annotation was computed. [2018-11-18 16:40:01,463 INFO L425 ceAbstractionStarter]: For program point IS_ERREXIT(lines 6933 6941) no Hoare annotation was computed. [2018-11-18 16:40:01,463 INFO L425 ceAbstractionStarter]: For program point L6938-1(line 6938) no Hoare annotation was computed. [2018-11-18 16:40:01,463 INFO L428 ceAbstractionStarter]: At program point L6957-1(line 6957) the Hoare annotation is: true [2018-11-18 16:40:01,463 INFO L421 ceAbstractionStarter]: At program point L6957(line 6957) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,463 INFO L425 ceAbstractionStarter]: For program point spin_lock_bhEXIT(lines 6952 6961) no Hoare annotation was computed. [2018-11-18 16:40:01,463 INFO L421 ceAbstractionStarter]: At program point spin_lock_bhENTRY(lines 6952 6961) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| 0)) (= 0 ~ldv_spin~0)) [2018-11-18 16:40:01,463 INFO L425 ceAbstractionStarter]: For program point spin_lock_bhFINAL(lines 6952 6961) no Hoare annotation was computed. [2018-11-18 16:40:01,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:40:01 BoogieIcfgContainer [2018-11-18 16:40:01,479 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:40:01,479 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:40:01,479 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:40:01,479 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:40:01,480 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:39:57" (3/4) ... [2018-11-18 16:40:01,483 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:40:01,490 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2018-11-18 16:40:01,490 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_dst [2018-11-18 16:40:01,490 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:40:01,490 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy [2018-11-18 16:40:01,490 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_undef_ptr [2018-11-18 16:40:01,490 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock_9 [2018-11-18 16:40:01,490 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-11-18 16:40:01,491 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2018-11-18 16:40:01,491 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_register_netdev_38 [2018-11-18 16:40:01,491 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ipddp_cleanup_module [2018-11-18 16:40:01,491 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_rtable [2018-11-18 16:40:01,491 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_keep_dst [2018-11-18 16:40:01,491 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_free_netdev_39 [2018-11-18 16:40:01,491 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2018-11-18 16:40:01,491 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2018-11-18 16:40:01,491 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2018-11-18 16:40:01,491 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2018-11-18 16:40:01,491 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2018-11-18 16:40:01,491 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ipddp_ioctl [2018-11-18 16:40:01,491 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_ptr_err [2018-11-18 16:40:01,491 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2018-11-18 16:40:01,492 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ipddp_find_route [2018-11-18 16:40:01,492 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ipddp_create [2018-11-18 16:40:01,492 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_free_netdev_41 [2018-11-18 16:40:01,492 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_err_ptr [2018-11-18 16:40:01,492 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock_5 [2018-11-18 16:40:01,492 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock_bh_10 [2018-11-18 16:40:01,492 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_netdev_40 [2018-11-18 16:40:01,492 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2018-11-18 16:40:01,492 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-18 16:40:01,492 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2018-11-18 16:40:01,492 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __fswab16 [2018-11-18 16:40:01,492 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ipddp_init [2018-11-18 16:40:01,492 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2018-11-18 16:40:01,492 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock_bh_6 [2018-11-18 16:40:01,494 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-11-18 16:40:01,494 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ipddp_init_module [2018-11-18 16:40:01,494 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-11-18 16:40:01,494 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_net_device_ops_1 [2018-11-18 16:40:01,494 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2018-11-18 16:40:01,494 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2018-11-18 16:40:01,494 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_bh [2018-11-18 16:40:01,494 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ipddp_xmit [2018-11-18 16:40:01,495 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ipddp_delete [2018-11-18 16:40:01,495 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:40:01,495 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure memcpy_guard [2018-11-18 16:40:01,495 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2018-11-18 16:40:01,495 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ERR_PTR [2018-11-18 16:40:01,495 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2018-11-18 16:40:01,495 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_bh [2018-11-18 16:40:01,527 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 306 nodes and edges [2018-11-18 16:40:01,528 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 133 nodes and edges [2018-11-18 16:40:01,535 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 61 nodes and edges [2018-11-18 16:40:01,536 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2018-11-18 16:40:01,537 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-11-18 16:40:01,538 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 16:40:01,539 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-18 16:40:01,539 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 16:40:01,566 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(ldv_spin) == 0) || 0 == ldv_spin) || !(0 == \old(ldv_state_variable_1)) [2018-11-18 16:40:01,664 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1c9bb137-f488-41ac-8ee0-2d88ff39b1d0/bin-2019/utaipan/witness.graphml [2018-11-18 16:40:01,664 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:40:01,665 INFO L168 Benchmark]: Toolchain (without parser) took 9732.49 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 366.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -110.7 MB). Peak memory consumption was 255.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:40:01,666 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:40:01,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1785.12 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 256.4 MB). Free memory was 948.4 MB in the beginning and 867.9 MB in the end (delta: 80.5 MB). Peak memory consumption was 350.3 MB. Max. memory is 11.5 GB. [2018-11-18 16:40:01,667 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.62 ms. Allocated memory is still 1.3 GB. Free memory was 867.9 MB in the beginning and 865.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:40:01,667 INFO L168 Benchmark]: Boogie Preprocessor took 85.78 ms. Allocated memory is still 1.3 GB. Free memory was 865.2 MB in the beginning and 853.4 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:40:01,667 INFO L168 Benchmark]: RCFGBuilder took 3436.17 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 110.1 MB). Free memory was 853.4 MB in the beginning and 1.0 GB in the end (delta: -192.8 MB). Peak memory consumption was 35.3 MB. Max. memory is 11.5 GB. [2018-11-18 16:40:01,668 INFO L168 Benchmark]: TraceAbstraction took 4191.72 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -38.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:40:01,668 INFO L168 Benchmark]: Witness Printer took 185.21 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:40:01,669 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1785.12 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 256.4 MB). Free memory was 948.4 MB in the beginning and 867.9 MB in the end (delta: 80.5 MB). Peak memory consumption was 350.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.62 ms. Allocated memory is still 1.3 GB. Free memory was 867.9 MB in the beginning and 865.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 85.78 ms. Allocated memory is still 1.3 GB. Free memory was 865.2 MB in the beginning and 853.4 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3436.17 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 110.1 MB). Free memory was 853.4 MB in the beginning and 1.0 GB in the end (delta: -192.8 MB). Peak memory consumption was 35.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4191.72 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -38.6 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 185.21 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 7158]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6663]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 6714]: Loop Invariant Derived loop invariant: (!(\old(ldv_spin) == 0) || 0 == ldv_spin) || !(0 == \old(ldv_state_variable_1)) - InvariantResult [Line: 6527]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6663]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 6425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6556]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6714]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6527]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6556]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 51 procedures, 379 locations, 1 error locations. SAFE Result, 4.1s OverallTime, 3 OverallIterations, 4 TraceHistogramMax, 2.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1486 SDtfs, 733 SDslu, 863 SDs, 0 SdLazy, 96 SolverSat, 31 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=627occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 33 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 136 LocationsWithAnnotation, 647 PreInvPairs, 708 NumberOfFragments, 680 HoareAnnotationTreeSize, 647 FomulaSimplifications, 60 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 136 FomulaSimplificationsInter, 1651 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 411 NumberOfCodeBlocks, 411 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 408 ConstructedInterpolants, 0 QuantifiedInterpolants, 82060 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 151/151 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...