/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-validator-v0.6/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:04:53,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:04:53,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:04:53,067 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:04:53,067 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:04:53,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:04:53,070 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:04:53,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:04:53,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:04:53,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:04:53,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:04:53,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:04:53,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:04:53,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:04:53,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:04:53,079 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:04:53,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:04:53,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:04:53,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:04:53,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:04:53,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:04:53,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:04:53,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:04:53,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:04:53,093 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 16:04:53,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 16:04:53,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 16:04:53,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 16:04:53,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 16:04:53,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 16:04:53,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:04:53,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:04:53,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:04:53,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:04:53,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:04:53,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:04:53,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:04:53,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:04:53,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:04:53,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:04:53,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:04:53,110 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 16:04:53,134 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:04:53,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:04:53,137 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:04:53,138 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:04:53,138 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:04:53,138 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:04:53,138 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:04:53,138 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:04:53,139 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:04:53,139 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:04:53,140 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:04:53,140 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:04:53,140 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:04:53,141 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:04:53,141 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:04:53,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:04:53,142 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:04:53,142 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:04:53,142 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:04:53,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:04:53,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:04:53,143 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:04:53,143 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:04:53,144 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:04:53,144 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:04:53,144 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:04:53,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:04:53,144 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:04:53,145 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:04:53,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:04:53,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:04:53,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:04:53,146 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:04:53,147 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:04:53,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:04:53,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:04:53,148 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:04:53,148 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:04:53,432 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:04:53,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:04:53,448 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:04:53,449 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:04:53,449 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:04:53,450 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point.cil.out.i [2019-11-24 16:04:53,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5621a1d18/e2c311faf02f49ab82ea70ba4d7704d7/FLAG294fccb03 [2019-11-24 16:04:54,184 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:04:54,185 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point.cil.out.i [2019-11-24 16:04:54,225 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5621a1d18/e2c311faf02f49ab82ea70ba4d7704d7/FLAG294fccb03 [2019-11-24 16:04:54,281 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5621a1d18/e2c311faf02f49ab82ea70ba4d7704d7 [2019-11-24 16:04:54,289 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:04:54,290 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:04:54,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:04:54,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:04:54,296 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:04:54,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:04:54" (1/1) ... [2019-11-24 16:04:54,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f039406 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:04:54, skipping insertion in model container [2019-11-24 16:04:54,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:04:54" (1/1) ... [2019-11-24 16:04:54,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:04:54,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:04:56,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:04:56,181 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:04:56,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:04:56,842 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:04:56,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:04:56 WrapperNode [2019-11-24 16:04:56,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:04:56,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:04:56,844 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:04:56,844 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:04:56,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:04:56" (1/1) ... [2019-11-24 16:04:56,942 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:04:56" (1/1) ... [2019-11-24 16:04:58,900 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:04:58,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:04:58,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:04:58,901 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:04:58,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:04:56" (1/1) ... [2019-11-24 16:04:58,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:04:56" (1/1) ... [2019-11-24 16:04:59,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:04:56" (1/1) ... [2019-11-24 16:04:59,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:04:56" (1/1) ... [2019-11-24 16:05:00,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:04:56" (1/1) ... [2019-11-24 16:05:00,330 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:04:56" (1/1) ... [2019-11-24 16:05:00,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:04:56" (1/1) ... [2019-11-24 16:05:00,706 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:05:00,707 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:05:00,707 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:05:00,707 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:05:00,708 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:04:56" (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 16:05:00,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-24 16:05:00,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-24 16:05:00,783 INFO L130 BoogieDeclarations]: Found specification of procedure printer_soft_reset [2019-11-24 16:05:00,783 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_soft_reset [2019-11-24 16:05:00,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 16:05:00,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 16:05:00,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 16:05:00,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-24 16:05:00,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-24 16:05:00,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-24 16:05:00,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 16:05:00,784 INFO L130 BoogieDeclarations]: Found specification of procedure set_printer_interface [2019-11-24 16:05:00,784 INFO L138 BoogieDeclarations]: Found implementation of procedure set_printer_interface [2019-11-24 16:05:00,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 16:05:00,785 INFO L130 BoogieDeclarations]: Found specification of procedure set_interface [2019-11-24 16:05:00,785 INFO L138 BoogieDeclarations]: Found implementation of procedure set_interface [2019-11-24 16:05:00,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 16:05:00,785 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2019-11-24 16:05:00,785 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2019-11-24 16:05:00,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 16:05:00,786 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-11-24 16:05:00,786 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_enable [2019-11-24 16:05:00,786 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_enable [2019-11-24 16:05:00,786 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup [2019-11-24 16:05:00,786 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup [2019-11-24 16:05:00,787 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-24 16:05:00,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-24 16:05:00,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 16:05:00,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:05:00,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start