/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_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 11:39:22,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 11:39:22,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 11:39:22,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 11:39:22,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 11:39:22,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 11:39:22,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 11:39:22,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 11:39:22,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 11:39:22,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 11:39:22,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 11:39:22,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 11:39:22,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 11:39:22,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 11:39:22,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 11:39:22,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 11:39:22,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 11:39:22,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 11:39:22,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 11:39:22,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 11:39:22,413 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 11:39:22,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 11:39:22,415 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 11:39:22,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 11:39:22,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 11:39:22,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 11:39:22,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 11:39:22,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 11:39:22,420 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 11:39:22,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 11:39:22,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 11:39:22,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 11:39:22,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 11:39:22,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 11:39:22,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 11:39:22,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 11:39:22,425 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 11:39:22,425 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 11:39:22,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 11:39:22,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 11:39:22,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 11:39:22,428 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 11:39:22,449 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 11:39:22,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 11:39:22,450 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 11:39:22,451 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 11:39:22,451 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 11:39:22,451 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 11:39:22,452 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 11:39:22,452 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 11:39:22,452 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 11:39:22,452 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 11:39:22,452 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 11:39:22,452 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 11:39:22,453 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 11:39:22,453 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 11:39:22,453 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 11:39:22,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 11:39:22,454 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 11:39:22,454 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 11:39:22,454 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 11:39:22,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 11:39:22,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 11:39:22,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 11:39:22,457 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 11:39:22,457 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 11:39:22,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 11:39:22,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 11:39:22,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 11:39:22,458 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 11:39:22,459 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 11:39:22,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 11:39:22,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 11:39:22,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 11:39:22,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 11:39:22,460 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 11:39:22,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 11:39:22,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 11:39:22,461 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 11:39:22,461 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 11:39:22,784 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 11:39:22,806 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 11:39:22,811 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 11:39:22,813 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 11:39:22,813 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 11:39:22,814 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2019-11-24 11:39:22,884 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42f2681ed/3d3d2ee3b09047b3aace9bed8f5f9185/FLAG678c24a51 [2019-11-24 11:39:23,872 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 11:39:23,873 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2019-11-24 11:39:23,934 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42f2681ed/3d3d2ee3b09047b3aace9bed8f5f9185/FLAG678c24a51 [2019-11-24 11:39:24,203 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42f2681ed/3d3d2ee3b09047b3aace9bed8f5f9185 [2019-11-24 11:39:24,212 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 11:39:24,214 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 11:39:24,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 11:39:24,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 11:39:24,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 11:39:24,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:39:24" (1/1) ... [2019-11-24 11:39:24,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ce91ab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:39:24, skipping insertion in model container [2019-11-24 11:39:24,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:39:24" (1/1) ... [2019-11-24 11:39:24,230 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 11:39:24,440 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 11:39:29,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 11:39:29,352 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 11:39:29,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 11:39:31,081 INFO L208 MainTranslator]: Completed translation [2019-11-24 11:39:31,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:39:31 WrapperNode [2019-11-24 11:39:31,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 11:39:31,083 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 11:39:31,083 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 11:39:31,083 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 11:39:31,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:39:31" (1/1) ... [2019-11-24 11:39:31,205 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:39:31" (1/1) ... [2019-11-24 11:39:36,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 11:39:36,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 11:39:36,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 11:39:36,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 11:39:36,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:39:31" (1/1) ... [2019-11-24 11:39:36,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:39:31" (1/1) ... [2019-11-24 11:39:36,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:39:31" (1/1) ... [2019-11-24 11:39:36,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:39:31" (1/1) ... [2019-11-24 11:39:42,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:39:31" (1/1) ... [2019-11-24 11:39:42,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:39:31" (1/1) ... [2019-11-24 11:39:42,961 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:39:31" (1/1) ... [2019-11-24 11:39:43,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 11:39:43,593 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 11:39:43,593 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 11:39:43,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 11:39:43,594 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:39:31" (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 11:39:43,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 11:39:43,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-24 11:39:43,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-24 11:39:43,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 11:39:43,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 11:39:43,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 11:39:43,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 11:39:43,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 11:39:43,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-24 11:39:43,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-24 11:39:43,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 11:39:43,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 11:39:43,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-24 11:39:43,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 11:39:43,668 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2019-11-24 11:39:43,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int