java -ea -Xmx4000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-30e687d [2018-10-16 19:39:19,137 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-16 19:39:19,141 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-16 19:39:19,171 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-16 19:39:19,172 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-16 19:39:19,176 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-16 19:39:19,177 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-16 19:39:19,182 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-16 19:39:19,190 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-16 19:39:19,191 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-16 19:39:19,193 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-16 19:39:19,193 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-16 19:39:19,197 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-16 19:39:19,198 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-16 19:39:19,200 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-16 19:39:19,212 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-16 19:39:19,213 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-16 19:39:19,214 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-16 19:39:19,226 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-16 19:39:19,229 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-16 19:39:19,232 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-16 19:39:19,233 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-16 19:39:19,241 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-16 19:39:19,258 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-16 19:39:19,258 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-16 19:39:19,265 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-16 19:39:19,266 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-16 19:39:19,270 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2018-10-16 19:39:19,311 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-16 19:39:19,314 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-16 19:39:19,315 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-16 19:39:19,315 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-16 19:39:19,315 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-16 19:39:19,321 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-16 19:39:19,321 INFO L133 SettingsManager]: * Use SBE=true [2018-10-16 19:39:19,321 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-16 19:39:19,322 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-16 19:39:19,322 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-16 19:39:19,322 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-16 19:39:19,323 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-16 19:39:19,323 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-16 19:39:19,323 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-16 19:39:19,323 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-16 19:39:19,326 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-16 19:39:19,326 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-16 19:39:19,326 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-16 19:39:19,326 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-16 19:39:19,327 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-16 19:39:19,327 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-16 19:39:19,327 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-16 19:39:19,327 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-16 19:39:19,327 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-16 19:39:19,332 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-16 19:39:19,332 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-16 19:39:19,332 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-16 19:39:19,333 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-16 19:39:19,333 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-16 19:39:19,333 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-16 19:39:19,442 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-16 19:39:19,468 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-16 19:39:19,476 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-16 19:39:19,480 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-16 19:39:19,480 INFO L276 PluginConnector]: CDTParser initialized [2018-10-16 19:39:19,484 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-10-16 19:39:19,608 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/589cd94ab/b2f973cb60d84272a85d4a435e986eda/FLAG7d1fb9a99 [2018-10-16 19:39:21,152 INFO L298 CDTParser]: Found 1 translation units. [2018-10-16 19:39:21,156 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-10-16 19:39:21,241 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/589cd94ab/b2f973cb60d84272a85d4a435e986eda/FLAG7d1fb9a99 [2018-10-16 19:39:21,278 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/589cd94ab/b2f973cb60d84272a85d4a435e986eda [2018-10-16 19:39:21,296 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-16 19:39:21,301 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-16 19:39:21,307 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-16 19:39:21,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-16 19:39:21,316 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-16 19:39:21,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 07:39:21" (1/1) ... [2018-10-16 19:39:21,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26107447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 07:39:21, skipping insertion in model container [2018-10-16 19:39:21,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 07:39:21" (1/1) ... [2018-10-16 19:39:21,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-16 19:39:21,634 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-16 19:39:34,297 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-16 19:39:34,389 INFO L189 MainTranslator]: Completed pre-run