./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 5f08f0f0 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 38f500361d18630e49ce09e7eb3e8e0962c16aa0bec9654b63851076cae6b34e --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5f08f0f [2021-11-06 00:05:24,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-06 00:05:24,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-06 00:05:24,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-06 00:05:24,595 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-06 00:05:24,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-06 00:05:24,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-06 00:05:24,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-06 00:05:24,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-06 00:05:24,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-06 00:05:24,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-06 00:05:24,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-06 00:05:24,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-06 00:05:24,617 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-06 00:05:24,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-06 00:05:24,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-06 00:05:24,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-06 00:05:24,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-06 00:05:24,624 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-06 00:05:24,626 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-06 00:05:24,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-06 00:05:24,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-06 00:05:24,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-06 00:05:24,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-06 00:05:24,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-06 00:05:24,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-06 00:05:24,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-06 00:05:24,637 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-06 00:05:24,638 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-06 00:05:24,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-06 00:05:24,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-06 00:05:24,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-06 00:05:24,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-06 00:05:24,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-06 00:05:24,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-06 00:05:24,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-06 00:05:24,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-06 00:05:24,642 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-06 00:05:24,642 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-06 00:05:24,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-06 00:05:24,644 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-06 00:05:24,645 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-06 00:05:24,669 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-06 00:05:24,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-06 00:05:24,670 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-06 00:05:24,671 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-06 00:05:24,672 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-06 00:05:24,672 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-06 00:05:24,672 INFO L138 SettingsManager]: * Use SBE=true [2021-11-06 00:05:24,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-06 00:05:24,673 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-06 00:05:24,673 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-06 00:05:24,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-06 00:05:24,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-06 00:05:24,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-06 00:05:24,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-06 00:05:24,674 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-06 00:05:24,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-06 00:05:24,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-06 00:05:24,674 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-06 00:05:24,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-06 00:05:24,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 00:05:24,675 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-06 00:05:24,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-06 00:05:24,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-06 00:05:24,675 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-06 00:05:24,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-06 00:05:24,676 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-06 00:05:24,676 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-06 00:05:24,676 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-06 00:05:24,676 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-06 00:05:24,676 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38f500361d18630e49ce09e7eb3e8e0962c16aa0bec9654b63851076cae6b34e [2021-11-06 00:05:24,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-06 00:05:24,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-06 00:05:24,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-06 00:05:24,999 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-06 00:05:25,000 INFO L275 PluginConnector]: CDTParser initialized [2021-11-06 00:05:25,001 INFO L432 ainManager$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 [2021-11-06 00:05:25,052 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c356f8ba6/e249c4cec9594fc38e04c81718702010/FLAG454f97d7b [2021-11-06 00:05:27,587 INFO L306 CDTParser]: Found 1 translation units. [2021-11-06 00:05:27,588 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 [2021-11-06 00:05:27,835 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c356f8ba6/e249c4cec9594fc38e04c81718702010/FLAG454f97d7b [2021-11-06 00:05:28,049 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c356f8ba6/e249c4cec9594fc38e04c81718702010 [2021-11-06 00:05:28,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-06 00:05:28,052 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-06 00:05:28,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-06 00:05:28,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-06 00:05:28,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-06 00:05:28,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 12:05:28" (1/1) ... [2021-11-06 00:05:28,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3222800c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:05:28, skipping insertion in model container [2021-11-06 00:05:28,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 12:05:28" (1/1) ... [2021-11-06 00:05:28,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-06 00:05:28,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-06 00:06:25,098 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-11-06 00:06:25,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@74f36c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:06:25, skipping insertion in model container [2021-11-06 00:06:25,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-06 00:06:25,099 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-06 00:06:25,100 INFO L158 Benchmark]: Toolchain (without parser) took 57047.32ms. Allocated memory was 457.2MB in the beginning and 918.6MB in the end (delta: 461.4MB). Free memory was 267.7MB in the beginning and 628.6MB in the end (delta: -360.9MB). Peak memory consumption was 478.7MB. Max. memory is 16.1GB. [2021-11-06 00:06:25,101 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 67.1MB. Free memory was 49.7MB in the beginning and 49.6MB in the end (delta: 49.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-06 00:06:25,101 INFO L158 Benchmark]: CACSL2BoogieTranslator took 57045.77ms. Allocated memory was 457.2MB in the beginning and 918.6MB in the end (delta: 461.4MB). Free memory was 267.7MB in the beginning and 628.6MB in the end (delta: -360.9MB). Peak memory consumption was 478.7MB. Max. memory is 16.1GB. [2021-11-06 00:06:25,102 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 67.1MB. Free memory was 49.7MB in the beginning and 49.6MB in the end (delta: 49.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 57045.77ms. Allocated memory was 457.2MB in the beginning and 918.6MB in the end (delta: 461.4MB). Free memory was 267.7MB in the beginning and 628.6MB in the end (delta: -360.9MB). Peak memory consumption was 478.7MB. Max. memory is 16.1GB. * 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... --- 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-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 38f500361d18630e49ce09e7eb3e8e0962c16aa0bec9654b63851076cae6b34e --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5f08f0f [2021-11-06 00:06:26,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-06 00:06:26,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-06 00:06:26,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-06 00:06:26,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-06 00:06:26,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-06 00:06:26,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-06 00:06:26,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-06 00:06:26,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-06 00:06:26,652 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-06 00:06:26,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-06 00:06:26,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-06 00:06:26,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-06 00:06:26,655 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-06 00:06:26,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-06 00:06:26,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-06 00:06:26,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-06 00:06:26,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-06 00:06:26,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-06 00:06:26,669 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-06 00:06:26,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-06 00:06:26,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-06 00:06:26,673 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-06 00:06:26,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-06 00:06:26,680 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-06 00:06:26,680 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-06 00:06:26,680 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-06 00:06:26,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-06 00:06:26,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-06 00:06:26,682 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-06 00:06:26,682 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-06 00:06:26,683 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-06 00:06:26,684 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-06 00:06:26,685 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-06 00:06:26,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-06 00:06:26,686 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-06 00:06:26,687 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-06 00:06:26,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-06 00:06:26,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-06 00:06:26,689 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-06 00:06:26,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-06 00:06:26,693 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-06 00:06:26,714 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-06 00:06:26,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-06 00:06:26,716 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-06 00:06:26,716 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-06 00:06:26,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-06 00:06:26,717 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-06 00:06:26,717 INFO L138 SettingsManager]: * Use SBE=true [2021-11-06 00:06:26,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-06 00:06:26,718 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-06 00:06:26,718 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-06 00:06:26,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-06 00:06:26,719 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-06 00:06:26,719 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-06 00:06:26,719 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-06 00:06:26,719 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-06 00:06:26,720 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-06 00:06:26,720 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-06 00:06:26,720 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-06 00:06:26,720 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-06 00:06:26,720 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-06 00:06:26,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 00:06:26,721 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-06 00:06:26,721 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-06 00:06:26,721 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-06 00:06:26,721 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-06 00:06:26,721 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-06 00:06:26,721 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-06 00:06:26,721 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-06 00:06:26,722 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-06 00:06:26,722 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-06 00:06:26,722 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-06 00:06:26,722 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38f500361d18630e49ce09e7eb3e8e0962c16aa0bec9654b63851076cae6b34e [2021-11-06 00:06:26,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-06 00:06:27,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-06 00:06:27,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-06 00:06:27,017 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-06 00:06:27,017 INFO L275 PluginConnector]: CDTParser initialized [2021-11-06 00:06:27,018 INFO L432 ainManager$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 [2021-11-06 00:06:27,087 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/598c8db2c/e1e9a977fa6240c9b18556b0f0351785/FLAGe8e445b89 [2021-11-06 00:06:29,412 INFO L306 CDTParser]: Found 1 translation units. [2021-11-06 00:06:29,413 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 [2021-11-06 00:06:29,715 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/598c8db2c/e1e9a977fa6240c9b18556b0f0351785/FLAGe8e445b89 [2021-11-06 00:06:29,849 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/598c8db2c/e1e9a977fa6240c9b18556b0f0351785 [2021-11-06 00:06:29,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-06 00:06:29,852 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-06 00:06:29,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-06 00:06:29,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-06 00:06:29,855 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-06 00:06:29,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 12:06:29" (1/1) ... [2021-11-06 00:06:29,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@226d6f13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:06:29, skipping insertion in model container [2021-11-06 00:06:29,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 12:06:29" (1/1) ... [2021-11-06 00:06:29,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-06 00:06:30,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-06 00:07:27,488 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-11-06 00:07:27,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b472a3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:07:27, skipping insertion in model container [2021-11-06 00:07:27,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-06 00:07:27,489 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-06 00:07:27,491 INFO L158 Benchmark]: Toolchain (without parser) took 57638.54ms. Allocated memory was 679.5MB in the beginning and 1.4GB in the end (delta: 679.5MB). Free memory was 509.7MB in the beginning and 938.3MB in the end (delta: -428.6MB). Peak memory consumption was 714.0MB. Max. memory is 16.1GB. [2021-11-06 00:07:27,491 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory was 40.0MB in the beginning and 39.9MB in the end (delta: 39.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-06 00:07:27,492 INFO L158 Benchmark]: CACSL2BoogieTranslator took 57637.05ms. Allocated memory was 679.5MB in the beginning and 1.4GB in the end (delta: 679.5MB). Free memory was 509.7MB in the beginning and 938.3MB in the end (delta: -428.6MB). Peak memory consumption was 714.0MB. Max. memory is 16.1GB. [2021-11-06 00:07:27,493 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory was 40.0MB in the beginning and 39.9MB in the end (delta: 39.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 57637.05ms. Allocated memory was 679.5MB in the beginning and 1.4GB in the end (delta: 679.5MB). Free memory was 509.7MB in the beginning and 938.3MB in the end (delta: -428.6MB). Peak memory consumption was 714.0MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN