./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.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 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-4d01470 [2021-11-03 04:44:58,763 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:44:58,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:44:58,834 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:44:58,835 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:44:58,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:44:58,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:44:58,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:44:58,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:44:58,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:44:58,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:44:58,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:44:58,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:44:58,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:44:58,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:44:58,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:44:58,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:44:58,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:44:58,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:44:58,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:44:58,867 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:44:58,868 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:44:58,870 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:44:58,871 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:44:58,876 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:44:58,877 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:44:58,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:44:58,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:44:58,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:44:58,879 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:44:58,879 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:44:58,880 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:44:58,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:44:58,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:44:58,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:44:58,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:44:58,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:44:58,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:44:58,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:44:58,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:44:58,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:44:58,885 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-03 04:44:58,915 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:44:58,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:44:58,916 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-03 04:44:58,916 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-03 04:44:58,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-03 04:44:58,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-03 04:44:58,918 INFO L138 SettingsManager]: * Use SBE=true [2021-11-03 04:44:58,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:44:58,918 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:44:58,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:44:58,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:44:58,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:44:58,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:44:58,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:44:58,920 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:44:58,920 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:44:58,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:44:58,920 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 04:44:58,920 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:44:58,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:44:58,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:44:58,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:44:58,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:44:58,921 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-03 04:44:58,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:44:58,922 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-03 04:44:58,922 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-03 04:44:58,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:44:58,923 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:44:58,924 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 [2021-11-03 04:44:59,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:44:59,208 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:44:59,211 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:44:59,212 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:44:59,213 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:44:59,214 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-03 04:44:59,288 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72ec8ab90/765ed077f97648b794e02bc56b81451a/FLAG1616efa68 [2021-11-03 04:45:02,503 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:45:02,504 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-03 04:45:02,925 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72ec8ab90/765ed077f97648b794e02bc56b81451a/FLAG1616efa68 [2021-11-03 04:45:03,284 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72ec8ab90/765ed077f97648b794e02bc56b81451a [2021-11-03 04:45:03,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:45:03,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:45:03,289 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:45:03,290 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:45:03,293 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:45:03,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:45:03" (1/1) ... [2021-11-03 04:45:03,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@682c73b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:45:03, skipping insertion in model container [2021-11-03 04:45:03,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:45:03" (1/1) ... [2021-11-03 04:45:03,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:45:04,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:46:12,618 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-11-03 04:46:12,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b9df66d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:46:12, skipping insertion in model container [2021-11-03 04:46:12,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:46:12,619 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 04:46:12,621 INFO L158 Benchmark]: Toolchain (without parser) took 69331.63ms. Allocated memory was 373.3MB in the beginning and 746.6MB in the end (delta: 373.3MB). Free memory was 178.6MB in the beginning and 277.8MB in the end (delta: -99.2MB). Peak memory consumption was 461.7MB. Max. memory is 16.1GB. [2021-11-03 04:46:12,622 INFO L158 Benchmark]: CDTParser took 8.81ms. Allocated memory is still 86.0MB. Free memory was 43.1MB in the beginning and 58.0MB in the end (delta: -14.9MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2021-11-03 04:46:12,622 INFO L158 Benchmark]: CACSL2BoogieTranslator took 69329.76ms. Allocated memory was 373.3MB in the beginning and 746.6MB in the end (delta: 373.3MB). Free memory was 178.6MB in the beginning and 277.8MB in the end (delta: -99.2MB). Peak memory consumption was 461.7MB. Max. memory is 16.1GB. [2021-11-03 04:46:12,624 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 8.81ms. Allocated memory is still 86.0MB. Free memory was 43.1MB in the beginning and 58.0MB in the end (delta: -14.9MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 69329.76ms. Allocated memory was 373.3MB in the beginning and 746.6MB in the end (delta: 373.3MB). Free memory was 178.6MB in the beginning and 277.8MB in the end (delta: -99.2MB). Peak memory consumption was 461.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 27311]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.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 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-4d01470 [2021-11-03 04:46:14,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:46:14,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:46:14,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:46:14,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:46:14,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:46:14,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:46:14,298 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:46:14,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:46:14,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:46:14,301 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:46:14,302 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:46:14,303 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:46:14,304 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:46:14,305 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:46:14,306 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:46:14,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:46:14,308 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:46:14,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:46:14,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:46:14,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:46:14,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:46:14,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:46:14,315 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:46:14,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:46:14,318 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:46:14,318 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:46:14,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:46:14,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:46:14,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:46:14,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:46:14,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:46:14,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:46:14,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:46:14,324 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:46:14,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:46:14,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:46:14,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:46:14,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:46:14,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:46:14,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:46:14,328 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-03 04:46:14,351 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:46:14,353 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:46:14,355 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-03 04:46:14,355 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-03 04:46:14,357 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-03 04:46:14,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-03 04:46:14,359 INFO L138 SettingsManager]: * Use SBE=true [2021-11-03 04:46:14,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:46:14,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:46:14,359 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:46:14,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:46:14,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:46:14,360 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 04:46:14,361 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 04:46:14,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:46:14,361 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:46:14,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:46:14,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:46:14,362 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 04:46:14,362 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:46:14,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:46:14,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:46:14,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:46:14,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:46:14,363 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-03 04:46:14,363 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 04:46:14,363 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-03 04:46:14,363 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-03 04:46:14,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:46:14,364 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:46:14,364 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:46:14,364 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 [2021-11-03 04:46:14,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:46:14,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:46:14,688 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:46:14,689 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:46:14,691 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:46:14,692 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-03 04:46:14,748 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad6f27e41/17fc3e0015394a8cae1d43325fef631e/FLAG542143c4d [2021-11-03 04:46:18,060 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:46:18,060 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-03 04:46:18,377 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad6f27e41/17fc3e0015394a8cae1d43325fef631e/FLAG542143c4d [2021-11-03 04:46:18,744 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad6f27e41/17fc3e0015394a8cae1d43325fef631e [2021-11-03 04:46:18,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:46:18,749 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:46:18,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:46:18,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:46:18,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:46:18,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:46:18" (1/1) ... [2021-11-03 04:46:18,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48774525 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:46:18, skipping insertion in model container [2021-11-03 04:46:18,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:46:18" (1/1) ... [2021-11-03 04:46:18,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:46:19,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:47:26,862 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-11-03 04:47:26,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5b97fcf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:47:26, skipping insertion in model container [2021-11-03 04:47:26,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:47:26,867 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 04:47:26,869 INFO L158 Benchmark]: Toolchain (without parser) took 68118.73ms. Allocated memory was 792.7MB in the beginning and 1.6GB in the end (delta: 792.7MB). Free memory was 606.8MB in the beginning and 1.3GB in the end (delta: -727.6MB). Peak memory consumption was 359.3MB. Max. memory is 16.1GB. [2021-11-03 04:47:26,869 INFO L158 Benchmark]: CDTParser took 1.70ms. Allocated memory is still 48.2MB. Free memory was 30.6MB in the beginning and 30.6MB in the end (delta: 43.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-03 04:47:26,870 INFO L158 Benchmark]: CACSL2BoogieTranslator took 68115.32ms. Allocated memory was 792.7MB in the beginning and 1.6GB in the end (delta: 792.7MB). Free memory was 606.8MB in the beginning and 1.3GB in the end (delta: -727.6MB). Peak memory consumption was 359.3MB. Max. memory is 16.1GB. [2021-11-03 04:47:26,871 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.70ms. Allocated memory is still 48.2MB. Free memory was 30.6MB in the beginning and 30.6MB in the end (delta: 43.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 68115.32ms. Allocated memory was 792.7MB in the beginning and 1.6GB in the end (delta: 792.7MB). Free memory was 606.8MB in the beginning and 1.3GB in the end (delta: -727.6MB). Peak memory consumption was 359.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 27311]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN