./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 16:40:43,147 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 16:40:43,150 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 16:40:43,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 16:40:43,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 16:40:43,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 16:40:43,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 16:40:43,239 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 16:40:43,241 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 16:40:43,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 16:40:43,247 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 16:40:43,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 16:40:43,249 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 16:40:43,252 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 16:40:43,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 16:40:43,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 16:40:43,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 16:40:43,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 16:40:43,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 16:40:43,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 16:40:43,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 16:40:43,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 16:40:43,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 16:40:43,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 16:40:43,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 16:40:43,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 16:40:43,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 16:40:43,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 16:40:43,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 16:40:43,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 16:40:43,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 16:40:43,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 16:40:43,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 16:40:43,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 16:40:43,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 16:40:43,289 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 16:40:43,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 16:40:43,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 16:40:43,290 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 16:40:43,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 16:40:43,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 16:40:43,292 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 16:40:43,328 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 16:40:43,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 16:40:43,336 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 16:40:43,336 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 16:40:43,337 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 16:40:43,337 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 16:40:43,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 16:40:43,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 16:40:43,338 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 16:40:43,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 16:40:43,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 16:40:43,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 16:40:43,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 16:40:43,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 16:40:43,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 16:40:43,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 16:40:43,341 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 16:40:43,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 16:40:43,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 16:40:43,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 16:40:43,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 16:40:43,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 16:40:43,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 16:40:43,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 16:40:43,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 16:40:43,343 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 16:40:43,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 16:40:43,344 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 16:40:43,344 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 16:40:43,344 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 16:40:43,345 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 16:40:43,345 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 [2021-12-18 16:40:43,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 16:40:43,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 16:40:43,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 16:40:43,583 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 16:40:43,584 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 16:40:43,585 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-12-18 16:40:43,644 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c32e78382/45cdc6d1ae174aaaad23e74d87c15a5b/FLAGabd7c753d [2021-12-18 16:40:46,841 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 16:40:46,843 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-12-18 16:40:47,165 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c32e78382/45cdc6d1ae174aaaad23e74d87c15a5b/FLAGabd7c753d [2021-12-18 16:40:47,469 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c32e78382/45cdc6d1ae174aaaad23e74d87c15a5b [2021-12-18 16:40:47,471 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 16:40:47,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 16:40:47,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 16:40:47,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 16:40:47,476 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 16:40:47,477 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:40:47" (1/1) ... [2021-12-18 16:40:47,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a48ffc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:40:47, skipping insertion in model container [2021-12-18 16:40:47,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:40:47" (1/1) ... [2021-12-18 16:40:47,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 16:40:48,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 16:42:04,962 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-12-18 16:42:04,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ca5bc3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:42:04, skipping insertion in model container [2021-12-18 16:42:04,964 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 16:42:04,964 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-18 16:42:04,966 INFO L158 Benchmark]: Toolchain (without parser) took 77493.19ms. Allocated memory was 484.4MB in the beginning and 979.4MB in the end (delta: 494.9MB). Free memory was 290.8MB in the beginning and 416.2MB in the end (delta: -125.4MB). Peak memory consumption was 456.2MB. Max. memory is 16.1GB. [2021-12-18 16:42:04,968 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 90.2MB. Free memory was 49.0MB in the beginning and 48.9MB in the end (delta: 39.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-18 16:42:04,970 INFO L158 Benchmark]: CACSL2BoogieTranslator took 77491.29ms. Allocated memory was 484.4MB in the beginning and 979.4MB in the end (delta: 494.9MB). Free memory was 290.8MB in the beginning and 416.2MB in the end (delta: -125.4MB). Peak memory consumption was 456.2MB. Max. memory is 16.1GB. [2021-12-18 16:42:04,972 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 90.2MB. Free memory was 49.0MB in the beginning and 48.9MB in the end (delta: 39.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 77491.29ms. Allocated memory was 484.4MB in the beginning and 979.4MB in the end (delta: 494.9MB). Free memory was 290.8MB in the beginning and 416.2MB in the end (delta: -125.4MB). Peak memory consumption was 456.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 27311]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 16:42:06,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 16:42:06,798 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 16:42:06,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 16:42:06,839 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 16:42:06,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 16:42:06,844 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 16:42:06,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 16:42:06,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 16:42:06,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 16:42:06,857 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 16:42:06,858 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 16:42:06,859 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 16:42:06,861 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 16:42:06,862 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 16:42:06,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 16:42:06,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 16:42:06,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 16:42:06,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 16:42:06,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 16:42:06,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 16:42:06,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 16:42:06,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 16:42:06,883 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 16:42:06,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 16:42:06,890 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 16:42:06,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 16:42:06,892 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 16:42:06,892 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 16:42:06,893 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 16:42:06,893 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 16:42:06,894 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 16:42:06,895 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 16:42:06,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 16:42:06,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 16:42:06,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 16:42:06,898 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 16:42:06,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 16:42:06,899 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 16:42:06,900 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 16:42:06,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 16:42:06,901 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-18 16:42:06,939 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 16:42:06,940 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 16:42:06,941 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 16:42:06,941 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 16:42:06,942 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 16:42:06,942 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 16:42:06,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 16:42:06,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 16:42:06,944 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 16:42:06,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 16:42:06,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 16:42:06,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 16:42:06,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 16:42:06,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 16:42:06,946 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-18 16:42:06,946 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-18 16:42:06,946 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-18 16:42:06,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 16:42:06,947 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 16:42:06,947 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 16:42:06,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 16:42:06,947 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 16:42:06,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 16:42:06,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 16:42:06,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 16:42:06,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 16:42:06,958 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 16:42:06,959 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-18 16:42:06,959 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-18 16:42:06,959 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 16:42:06,959 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 16:42:06,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 16:42:06,960 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 16:42:06,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-18 16:42:06,960 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 [2021-12-18 16:42:07,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 16:42:07,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 16:42:07,298 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 16:42:07,301 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 16:42:07,302 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 16:42:07,304 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-12-18 16:42:07,365 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05444e3cc/677fa38a13db48f0a1d562c3f626b557/FLAGfa110eed7 [2021-12-18 16:42:10,536 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 16:42:10,537 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-12-18 16:42:10,977 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05444e3cc/677fa38a13db48f0a1d562c3f626b557/FLAGfa110eed7 [2021-12-18 16:42:11,261 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05444e3cc/677fa38a13db48f0a1d562c3f626b557 [2021-12-18 16:42:11,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 16:42:11,265 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 16:42:11,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 16:42:11,266 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 16:42:11,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 16:42:11,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:42:11" (1/1) ... [2021-12-18 16:42:11,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@619d3833 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:42:11, skipping insertion in model container [2021-12-18 16:42:11,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:42:11" (1/1) ... [2021-12-18 16:42:11,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 16:42:12,153 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 16:43:31,441 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-12-18 16:43:31,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38268307 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:31, skipping insertion in model container [2021-12-18 16:43:31,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 16:43:31,443 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-18 16:43:31,449 INFO L158 Benchmark]: Toolchain (without parser) took 80182.34ms. Allocated memory was 637.5MB in the beginning and 1.4GB in the end (delta: 731.9MB). Free memory was 457.5MB in the beginning and 586.6MB in the end (delta: -129.1MB). Peak memory consumption was 652.0MB. Max. memory is 16.1GB. [2021-12-18 16:43:31,451 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 52.4MB. Free memory was 34.6MB in the beginning and 34.6MB in the end (delta: 37.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-18 16:43:31,452 INFO L158 Benchmark]: CACSL2BoogieTranslator took 80176.96ms. Allocated memory was 637.5MB in the beginning and 1.4GB in the end (delta: 731.9MB). Free memory was 457.5MB in the beginning and 586.6MB in the end (delta: -129.1MB). Peak memory consumption was 652.0MB. Max. memory is 16.1GB. [2021-12-18 16:43:31,455 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 52.4MB. Free memory was 34.6MB in the beginning and 34.6MB in the end (delta: 37.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 80176.96ms. Allocated memory was 637.5MB in the beginning and 1.4GB in the end (delta: 731.9MB). Free memory was 457.5MB in the beginning and 586.6MB in the end (delta: -129.1MB). Peak memory consumption was 652.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 27311]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN