./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 173e3943 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-dev-173e394 [2021-11-06 22:19:11,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-06 22:19:11,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-06 22:19:12,017 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-06 22:19:12,017 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-06 22:19:12,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-06 22:19:12,019 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-06 22:19:12,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-06 22:19:12,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-06 22:19:12,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-06 22:19:12,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-06 22:19:12,023 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-06 22:19:12,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-06 22:19:12,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-06 22:19:12,025 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-06 22:19:12,026 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-06 22:19:12,027 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-06 22:19:12,030 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-06 22:19:12,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-06 22:19:12,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-06 22:19:12,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-06 22:19:12,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-06 22:19:12,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-06 22:19:12,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-06 22:19:12,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-06 22:19:12,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-06 22:19:12,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-06 22:19:12,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-06 22:19:12,055 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-06 22:19:12,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-06 22:19:12,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-06 22:19:12,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-06 22:19:12,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-06 22:19:12,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-06 22:19:12,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-06 22:19:12,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-06 22:19:12,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-06 22:19:12,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-06 22:19:12,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-06 22:19:12,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-06 22:19:12,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-06 22:19:12,062 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-06 22:19:12,083 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-06 22:19:12,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-06 22:19:12,084 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-06 22:19:12,084 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-06 22:19:12,084 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-06 22:19:12,085 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-06 22:19:12,085 INFO L138 SettingsManager]: * Use SBE=true [2021-11-06 22:19:12,085 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-06 22:19:12,085 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-06 22:19:12,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-06 22:19:12,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-06 22:19:12,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-06 22:19:12,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-06 22:19:12,086 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-06 22:19:12,086 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-06 22:19:12,086 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-06 22:19:12,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-06 22:19:12,086 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-06 22:19:12,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-06 22:19:12,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 22:19:12,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-06 22:19:12,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-06 22:19:12,087 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-06 22:19:12,087 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-06 22:19:12,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-06 22:19:12,088 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-06 22:19:12,088 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-06 22:19:12,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-06 22:19:12,089 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-06 22:19:12,089 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38f500361d18630e49ce09e7eb3e8e0962c16aa0bec9654b63851076cae6b34e [2021-11-06 22:19:12,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-06 22:19:12,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-06 22:19:12,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-06 22:19:12,310 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-06 22:19:12,312 INFO L275 PluginConnector]: CDTParser initialized [2021-11-06 22:19:12,313 INFO L432 ainManager$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 22:19:12,375 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d199bc98/d3c1be906f974aa39d7c2396c834a3f8/FLAG27fea5395 [2021-11-06 22:19:14,417 INFO L306 CDTParser]: Found 1 translation units. [2021-11-06 22:19:14,418 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 22:19:14,713 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d199bc98/d3c1be906f974aa39d7c2396c834a3f8/FLAG27fea5395 [2021-11-06 22:19:15,176 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d199bc98/d3c1be906f974aa39d7c2396c834a3f8 [2021-11-06 22:19:15,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-06 22:19:15,178 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-06 22:19:15,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-06 22:19:15,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-06 22:19:15,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-06 22:19:15,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:19:15" (1/1) ... [2021-11-06 22:19:15,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@796a90ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:15, skipping insertion in model container [2021-11-06 22:19:15,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:19:15" (1/1) ... [2021-11-06 22:19:15,190 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-06 22:19:15,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-06 22:20:04,414 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-11-06 22:20:04,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79c4ddfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:20:04, skipping insertion in model container [2021-11-06 22:20:04,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-06 22:20:04,415 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-06 22:20:04,416 INFO L168 Benchmark]: Toolchain (without parser) took 49236.82 ms. Allocated memory was 318.8 MB in the beginning and 943.7 MB in the end (delta: 625.0 MB). Free memory was 150.3 MB in the beginning and 559.6 MB in the end (delta: -409.3 MB). Peak memory consumption was 526.4 MB. Max. memory is 16.1 GB. [2021-11-06 22:20:04,417 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 67.1 MB. Free memory was 38.2 MB in the beginning and 38.2 MB in the end (delta: 35.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-06 22:20:04,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 49235.41 ms. Allocated memory was 318.8 MB in the beginning and 943.7 MB in the end (delta: 625.0 MB). Free memory was 150.3 MB in the beginning and 559.6 MB in the end (delta: -409.3 MB). Peak memory consumption was 526.4 MB. Max. memory is 16.1 GB. [2021-11-06 22:20:04,419 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 67.1 MB. Free memory was 38.2 MB in the beginning and 38.2 MB in the end (delta: 35.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 49235.41 ms. Allocated memory was 318.8 MB in the beginning and 943.7 MB in the end (delta: 625.0 MB). Free memory was 150.3 MB in the beginning and 559.6 MB in the end (delta: -409.3 MB). Peak memory consumption was 526.4 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... --- 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-dev-173e394 [2021-11-06 22:20:06,147 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-06 22:20:06,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-06 22:20:06,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-06 22:20:06,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-06 22:20:06,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-06 22:20:06,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-06 22:20:06,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-06 22:20:06,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-06 22:20:06,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-06 22:20:06,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-06 22:20:06,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-06 22:20:06,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-06 22:20:06,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-06 22:20:06,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-06 22:20:06,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-06 22:20:06,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-06 22:20:06,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-06 22:20:06,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-06 22:20:06,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-06 22:20:06,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-06 22:20:06,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-06 22:20:06,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-06 22:20:06,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-06 22:20:06,225 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-06 22:20:06,225 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-06 22:20:06,226 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-06 22:20:06,227 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-06 22:20:06,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-06 22:20:06,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-06 22:20:06,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-06 22:20:06,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-06 22:20:06,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-06 22:20:06,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-06 22:20:06,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-06 22:20:06,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-06 22:20:06,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-06 22:20:06,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-06 22:20:06,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-06 22:20:06,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-06 22:20:06,234 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-06 22:20:06,234 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-06 22:20:06,262 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-06 22:20:06,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-06 22:20:06,264 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-06 22:20:06,264 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-06 22:20:06,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-06 22:20:06,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-06 22:20:06,266 INFO L138 SettingsManager]: * Use SBE=true [2021-11-06 22:20:06,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-06 22:20:06,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-06 22:20:06,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-06 22:20:06,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-06 22:20:06,267 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-06 22:20:06,267 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-06 22:20:06,267 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-06 22:20:06,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-06 22:20:06,267 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-06 22:20:06,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-06 22:20:06,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-06 22:20:06,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-06 22:20:06,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-06 22:20:06,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 22:20:06,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-06 22:20:06,268 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-06 22:20:06,269 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-06 22:20:06,273 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-06 22:20:06,273 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-06 22:20:06,273 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-06 22:20:06,273 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-06 22:20:06,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-06 22:20:06,274 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-06 22:20:06,274 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-06 22:20:06,274 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38f500361d18630e49ce09e7eb3e8e0962c16aa0bec9654b63851076cae6b34e [2021-11-06 22:20:06,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-06 22:20:06,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-06 22:20:06,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-06 22:20:06,530 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-06 22:20:06,531 INFO L275 PluginConnector]: CDTParser initialized [2021-11-06 22:20:06,532 INFO L432 ainManager$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 22:20:06,576 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e0c092d0/223a96e22b764008b8ca3158a183291a/FLAGbfcb705b1 [2021-11-06 22:20:08,770 INFO L306 CDTParser]: Found 1 translation units. [2021-11-06 22:20:08,771 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 22:20:09,001 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e0c092d0/223a96e22b764008b8ca3158a183291a/FLAGbfcb705b1 [2021-11-06 22:20:09,304 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e0c092d0/223a96e22b764008b8ca3158a183291a [2021-11-06 22:20:09,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-06 22:20:09,307 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-06 22:20:09,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-06 22:20:09,308 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-06 22:20:09,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-06 22:20:09,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:20:09" (1/1) ... [2021-11-06 22:20:09,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ba7e219 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:20:09, skipping insertion in model container [2021-11-06 22:20:09,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:20:09" (1/1) ... [2021-11-06 22:20:09,318 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-06 22:20:09,949 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-06 22:20:59,183 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-11-06 22:20:59,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a771087 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:20:59, skipping insertion in model container [2021-11-06 22:20:59,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-06 22:20:59,187 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-06 22:20:59,189 INFO L168 Benchmark]: Toolchain (without parser) took 49880.64 ms. Allocated memory was 723.5 MB in the beginning and 1.5 GB in the end (delta: 826.3 MB). Free memory was 539.0 MB in the beginning and 986.3 MB in the end (delta: -447.3 MB). Peak memory consumption was 485.5 MB. Max. memory is 16.1 GB. [2021-11-06 22:20:59,190 INFO L168 Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 54.5 MB. Free memory was 36.9 MB in the beginning and 36.9 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-06 22:20:59,192 INFO L168 Benchmark]: CACSL2BoogieTranslator took 49879.10 ms. Allocated memory was 723.5 MB in the beginning and 1.5 GB in the end (delta: 826.3 MB). Free memory was 539.0 MB in the beginning and 986.3 MB in the end (delta: -447.3 MB). Peak memory consumption was 485.5 MB. Max. memory is 16.1 GB. [2021-11-06 22:20:59,193 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 ms. Allocated memory is still 54.5 MB. Free memory was 36.9 MB in the beginning and 36.9 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 49879.10 ms. Allocated memory was 723.5 MB in the beginning and 1.5 GB in the end (delta: 826.3 MB). Free memory was 539.0 MB in the beginning and 986.3 MB in the end (delta: -447.3 MB). Peak memory consumption was 485.5 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN