/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 11:42:41,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 11:42:41,101 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 11:42:41,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 11:42:41,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 11:42:41,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 11:42:41,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 11:42:41,134 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 11:42:41,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 11:42:41,141 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 11:42:41,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 11:42:41,144 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 11:42:41,145 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 11:42:41,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 11:42:41,149 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 11:42:41,150 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 11:42:41,152 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 11:42:41,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 11:42:41,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 11:42:41,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 11:42:41,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 11:42:41,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 11:42:41,168 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 11:42:41,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 11:42:41,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 11:42:41,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 11:42:41,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 11:42:41,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 11:42:41,174 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 11:42:41,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 11:42:41,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 11:42:41,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 11:42:41,178 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 11:42:41,179 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 11:42:41,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 11:42:41,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 11:42:41,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 11:42:41,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 11:42:41,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 11:42:41,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 11:42:41,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 11:42:41,185 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 11:42:41,218 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 11:42:41,219 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 11:42:41,222 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 11:42:41,222 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 11:42:41,222 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 11:42:41,223 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 11:42:41,223 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 11:42:41,223 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 11:42:41,223 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 11:42:41,223 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 11:42:41,223 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 11:42:41,224 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 11:42:41,224 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 11:42:41,224 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 11:42:41,224 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 11:42:41,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 11:42:41,228 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 11:42:41,229 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 11:42:41,229 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 11:42:41,229 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 11:42:41,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 11:42:41,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 11:42:41,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 11:42:41,230 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 11:42:41,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 11:42:41,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 11:42:41,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 11:42:41,230 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 11:42:41,232 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 11:42:41,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 11:42:41,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 11:42:41,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 11:42:41,232 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 11:42:41,234 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 11:42:41,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 11:42:41,234 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 11:42:41,235 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 11:42:41,235 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 11:42:41,500 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 11:42:41,524 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 11:42:41,529 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 11:42:41,531 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 11:42:41,531 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 11:42:41,532 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i [2019-11-24 11:42:41,603 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f34fda07/85174168fc614c4f9f6410b7ae090ce5/FLAG7959e0773 [2019-11-24 11:42:42,535 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 11:42:42,536 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i [2019-11-24 11:42:42,602 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f34fda07/85174168fc614c4f9f6410b7ae090ce5/FLAG7959e0773 [2019-11-24 11:42:42,942 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f34fda07/85174168fc614c4f9f6410b7ae090ce5 [2019-11-24 11:42:42,951 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 11:42:42,953 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 11:42:42,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 11:42:42,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 11:42:42,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 11:42:42,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:42:42" (1/1) ... [2019-11-24 11:42:42,964 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67eb3e94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:42:42, skipping insertion in model container [2019-11-24 11:42:42,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:42:42" (1/1) ... [2019-11-24 11:42:42,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 11:42:43,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 11:42:46,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 11:42:46,463 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 11:42:46,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 11:42:47,783 INFO L208 MainTranslator]: Completed translation [2019-11-24 11:42:47,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:42:47 WrapperNode [2019-11-24 11:42:47,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 11:42:47,785 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 11:42:47,785 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 11:42:47,785 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 11:42:47,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:42:47" (1/1) ... [2019-11-24 11:42:47,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:42:47" (1/1) ... [2019-11-24 11:42:48,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 11:42:48,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 11:42:48,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 11:42:48,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 11:42:48,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:42:47" (1/1) ... [2019-11-24 11:42:48,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:42:47" (1/1) ... [2019-11-24 11:42:48,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:42:47" (1/1) ... [2019-11-24 11:42:48,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:42:47" (1/1) ... [2019-11-24 11:42:50,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:42:47" (1/1) ... [2019-11-24 11:42:50,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:42:47" (1/1) ... [2019-11-24 11:42:50,331 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:42:47" (1/1) ... [2019-11-24 11:42:50,462 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 11:42:50,463 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 11:42:50,464 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 11:42:50,464 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 11:42:50,465 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:42:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-24 11:42:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_9_6 [2019-11-24 11:42:50,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_9_6 [2019-11-24 11:42:50,565 INFO L130 BoogieDeclarations]: Found specification of procedure macb_probe [2019-11-24 11:42:50,565 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_probe [2019-11-24 11:42:50,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 11:42:50,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-24 11:42:50,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-24 11:42:50,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 11:42:50,566 INFO L130 BoogieDeclarations]: Found specification of procedure macb_open [2019-11-24 11:42:50,566 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_open [2019-11-24 11:42:50,566 INFO L130 BoogieDeclarations]: Found specification of procedure macb_alloc_consistent [2019-11-24 11:42:50,566 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_alloc_consistent [2019-11-24 11:42:50,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 11:42:50,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-11-24 11:42:50,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-11-24 11:42:50,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 11:42:50,567 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-11-24 11:42:50,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-11-24 11:42:50,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 11:42:50,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 11:42:50,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-24 11:42:50,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-24 11:42:50,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_17 [2019-11-24 11:42:50,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_17 [2019-11-24 11:42:50,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 11:42:50,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 11:42:50,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-24 11:42:50,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 11:42:50,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 11:43:13,362 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint L10337: #t~ret1467 := main_#res; [2019-11-24 11:43:13,363 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2019-11-24 11:43:13,363 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_11_returnLabel: main_#res := 0;