./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4d014703 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 183ebd7ff454bafd300089bd7e9f353ab600116bfbc2959d4a41374c5efbb799 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-4d01470 [2021-11-03 01:43:12,692 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 01:43:12,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 01:43:12,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 01:43:12,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 01:43:12,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 01:43:12,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 01:43:12,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 01:43:12,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 01:43:12,767 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 01:43:12,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 01:43:12,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 01:43:12,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 01:43:12,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 01:43:12,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 01:43:12,776 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 01:43:12,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 01:43:12,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 01:43:12,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 01:43:12,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 01:43:12,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 01:43:12,784 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 01:43:12,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 01:43:12,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 01:43:12,790 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 01:43:12,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 01:43:12,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 01:43:12,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 01:43:12,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 01:43:12,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 01:43:12,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 01:43:12,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 01:43:12,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 01:43:12,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 01:43:12,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 01:43:12,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 01:43:12,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 01:43:12,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 01:43:12,801 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 01:43:12,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 01:43:12,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 01:43:12,803 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-03 01:43:12,829 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 01:43:12,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 01:43:12,830 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-03 01:43:12,830 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-03 01:43:12,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-03 01:43:12,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-03 01:43:12,832 INFO L138 SettingsManager]: * Use SBE=true [2021-11-03 01:43:12,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 01:43:12,832 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 01:43:12,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 01:43:12,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 01:43:12,833 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 01:43:12,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 01:43:12,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 01:43:12,834 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 01:43:12,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 01:43:12,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 01:43:12,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 01:43:12,835 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 01:43:12,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 01:43:12,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 01:43:12,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 01:43:12,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 01:43:12,836 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-03 01:43:12,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 01:43:12,836 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-03 01:43:12,836 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-03 01:43:12,837 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 01:43:12,837 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 01:43:12,838 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 183ebd7ff454bafd300089bd7e9f353ab600116bfbc2959d4a41374c5efbb799 [2021-11-03 01:43:13,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 01:43:13,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 01:43:13,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 01:43:13,103 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 01:43:13,104 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 01:43:13,105 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i [2021-11-03 01:43:13,172 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89e4d7149/06921ed3ae0d4073ae1a45239893048a/FLAGb8bc1c2df [2021-11-03 01:43:14,078 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 01:43:14,079 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i [2021-11-03 01:43:14,162 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89e4d7149/06921ed3ae0d4073ae1a45239893048a/FLAGb8bc1c2df [2021-11-03 01:43:14,463 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89e4d7149/06921ed3ae0d4073ae1a45239893048a [2021-11-03 01:43:14,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 01:43:14,467 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 01:43:14,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 01:43:14,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 01:43:14,473 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 01:43:14,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:43:14" (1/1) ... [2021-11-03 01:43:14,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62db5469 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:43:14, skipping insertion in model container [2021-11-03 01:43:14,475 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:43:14" (1/1) ... [2021-11-03 01:43:14,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 01:43:14,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 01:43:18,177 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[536246,536259] [2021-11-03 01:43:18,179 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[536412,536425] [2021-11-03 01:43:18,180 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[536576,536589] [2021-11-03 01:43:18,180 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[536741,536754] [2021-11-03 01:43:18,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 01:43:18,286 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 01:43:18,759 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[536246,536259] [2021-11-03 01:43:18,775 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[536412,536425] [2021-11-03 01:43:18,777 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[536576,536589] [2021-11-03 01:43:18,777 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[536741,536754] [2021-11-03 01:43:18,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 01:43:19,216 INFO L208 MainTranslator]: Completed translation [2021-11-03 01:43:19,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:43:19 WrapperNode [2021-11-03 01:43:19,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 01:43:19,218 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 01:43:19,218 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 01:43:19,218 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 01:43:19,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:43:19" (1/1) ... [2021-11-03 01:43:19,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:43:19" (1/1) ...