./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-08_1a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec 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-08_1a-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 a068c4b3f7969bd2280e0bfa50365c220cfdfe5f ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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-08_1a-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 a068c4b3f7969bd2280e0bfa50365c220cfdfe5f ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 01:50:22,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 01:50:22,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 01:50:22,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 01:50:22,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 01:50:22,562 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 01:50:22,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 01:50:22,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 01:50:22,571 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 01:50:22,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 01:50:22,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 01:50:22,588 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 01:50:22,588 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 01:50:22,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 01:50:22,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 01:50:22,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 01:50:22,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 01:50:22,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 01:50:22,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 01:50:22,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 01:50:22,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 01:50:22,611 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 01:50:22,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 01:50:22,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 01:50:22,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 01:50:22,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 01:50:22,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 01:50:22,618 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 01:50:22,619 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 01:50:22,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 01:50:22,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 01:50:22,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 01:50:22,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 01:50:22,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 01:50:22,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 01:50:22,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 01:50:22,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 01:50:22,625 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 01:50:22,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 01:50:22,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 01:50:22,627 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 01:50:22,627 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-08-27 01:50:22,657 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 01:50:22,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 01:50:22,658 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 01:50:22,659 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 01:50:22,660 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 01:50:22,660 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 01:50:22,660 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 01:50:22,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 01:50:22,661 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 01:50:22,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 01:50:22,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-27 01:50:22,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 01:50:22,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-27 01:50:22,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 01:50:22,662 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 01:50:22,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-27 01:50:22,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 01:50:22,663 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 01:50:22,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 01:50:22,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 01:50:22,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 01:50:22,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 01:50:22,663 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-27 01:50:22,664 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 01:50:22,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 01:50:22,664 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-27 01:50:22,664 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 01:50:22,664 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a068c4b3f7969bd2280e0bfa50365c220cfdfe5f [2021-08-27 01:50:22,881 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 01:50:22,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 01:50:22,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 01:50:22,896 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 01:50:22,897 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 01:50:22,897 INFO L432 ainManager$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-08_1a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-08-27 01:50:22,948 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a237af44d/6a6ee7b18ad449b7b03a5b7f893ddc8d/FLAG457e8e3fb [2021-08-27 01:50:25,759 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 01:50:25,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-08-27 01:50:26,140 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a237af44d/6a6ee7b18ad449b7b03a5b7f893ddc8d/FLAG457e8e3fb [2021-08-27 01:50:26,499 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a237af44d/6a6ee7b18ad449b7b03a5b7f893ddc8d [2021-08-27 01:50:26,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 01:50:26,501 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 01:50:26,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 01:50:26,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 01:50:26,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 01:50:26,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 01:50:26" (1/1) ... [2021-08-27 01:50:26,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@695867ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:50:26, skipping insertion in model container [2021-08-27 01:50:26,506 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 01:50:26" (1/1) ... [2021-08-27 01:50:26,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 01:50:27,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 01:51:24,541 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-08-27 01:51:24,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50bc527a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:51:24, skipping insertion in model container [2021-08-27 01:51:24,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 01:51:24,542 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-27 01:51:24,544 INFO L168 Benchmark]: Toolchain (without parser) took 58041.46 ms. Allocated memory was 759.2 MB in the beginning and 1.5 GB in the end (delta: 759.2 MB). Free memory was 589.6 MB in the beginning and 950.2 MB in the end (delta: -360.6 MB). Peak memory consumption was 412.6 MB. Max. memory is 16.1 GB. [2021-08-27 01:51:24,544 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 52.4 MB. Free memory was 34.2 MB in the beginning and 34.2 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 01:51:24,545 INFO L168 Benchmark]: CACSL2BoogieTranslator took 58039.79 ms. Allocated memory was 759.2 MB in the beginning and 1.5 GB in the end (delta: 759.2 MB). Free memory was 588.6 MB in the beginning and 950.2 MB in the end (delta: -361.6 MB). Peak memory consumption was 412.6 MB. Max. memory is 16.1 GB. [2021-08-27 01:51:24,546 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 52.4 MB. Free memory was 34.2 MB in the beginning and 34.2 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 58039.79 ms. Allocated memory was 759.2 MB in the beginning and 1.5 GB in the end (delta: 759.2 MB). Free memory was 588.6 MB in the beginning and 950.2 MB in the end (delta: -361.6 MB). Peak memory consumption was 412.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 26370]: 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 01:51:26,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 01:51:26,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 01:51:26,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 01:51:26,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 01:51:26,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 01:51:26,073 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 01:51:26,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 01:51:26,082 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 01:51:26,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 01:51:26,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 01:51:26,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 01:51:26,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 01:51:26,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 01:51:26,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 01:51:26,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 01:51:26,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 01:51:26,097 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 01:51:26,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 01:51:26,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 01:51:26,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 01:51:26,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 01:51:26,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 01:51:26,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 01:51:26,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 01:51:26,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 01:51:26,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 01:51:26,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 01:51:26,112 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 01:51:26,112 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 01:51:26,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 01:51:26,113 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 01:51:26,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 01:51:26,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 01:51:26,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 01:51:26,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 01:51:26,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 01:51:26,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 01:51:26,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 01:51:26,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 01:51:26,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 01:51:26,121 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-08-27 01:51:26,146 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 01:51:26,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 01:51:26,148 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 01:51:26,148 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 01:51:26,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 01:51:26,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 01:51:26,149 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 01:51:26,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 01:51:26,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 01:51:26,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-27 01:51:26,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 01:51:26,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-27 01:51:26,151 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-27 01:51:26,151 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-27 01:51:26,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 01:51:26,151 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 01:51:26,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-27 01:51:26,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 01:51:26,152 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 01:51:26,152 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 01:51:26,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 01:51:26,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 01:51:26,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 01:51:26,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-27 01:51:26,153 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-27 01:51:26,153 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-27 01:51:26,153 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-27 01:51:26,153 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 01:51:26,153 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-27 01:51:26,154 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a068c4b3f7969bd2280e0bfa50365c220cfdfe5f [2021-08-27 01:51:26,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 01:51:26,400 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 01:51:26,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 01:51:26,402 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 01:51:26,402 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 01:51:26,403 INFO L432 ainManager$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-08_1a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-08-27 01:51:26,439 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ddfe71dc/70e581fbdef64d81bf83a0dd0a368b20/FLAG8fb60ebb6 [2021-08-27 01:51:28,946 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 01:51:28,946 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-08-27 01:51:29,162 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ddfe71dc/70e581fbdef64d81bf83a0dd0a368b20/FLAG8fb60ebb6 [2021-08-27 01:51:29,238 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ddfe71dc/70e581fbdef64d81bf83a0dd0a368b20 [2021-08-27 01:51:29,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 01:51:29,241 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 01:51:29,243 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 01:51:29,243 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 01:51:29,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 01:51:29,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 01:51:29" (1/1) ... [2021-08-27 01:51:29,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c51ec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:51:29, skipping insertion in model container [2021-08-27 01:51:29,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 01:51:29" (1/1) ... [2021-08-27 01:51:29,251 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 01:51:30,034 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 01:52:28,613 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-08-27 01:52:28,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a713ef1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:52:28, skipping insertion in model container [2021-08-27 01:52:28,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 01:52:28,615 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-27 01:52:28,616 INFO L168 Benchmark]: Toolchain (without parser) took 59374.74 ms. Allocated memory was 268.4 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 84.2 MB in the beginning and 671.2 MB in the end (delta: -587.0 MB). Peak memory consumption was 499.3 MB. Max. memory is 16.1 GB. [2021-08-27 01:52:28,617 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 48.2 MB. Free memory was 30.0 MB in the beginning and 30.0 MB in the end (delta: 33.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 01:52:28,618 INFO L168 Benchmark]: CACSL2BoogieTranslator took 59371.53 ms. Allocated memory was 268.4 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 84.2 MB in the beginning and 671.2 MB in the end (delta: -587.0 MB). Peak memory consumption was 499.3 MB. Max. memory is 16.1 GB. [2021-08-27 01:52:28,619 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 48.2 MB. Free memory was 30.0 MB in the beginning and 30.0 MB in the end (delta: 33.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 59371.53 ms. Allocated memory was 268.4 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 84.2 MB in the beginning and 671.2 MB in the end (delta: -587.0 MB). Peak memory consumption was 499.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 26370]: 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...