./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y --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-63182f1 [2021-11-13 18:01:03,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:01:03,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:01:03,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:01:03,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:01:03,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:01:03,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:01:03,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:01:03,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:01:03,219 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:01:03,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:01:03,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:01:03,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:01:03,226 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:01:03,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:01:03,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:01:03,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:01:03,238 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:01:03,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:01:03,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:01:03,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:01:03,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:01:03,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:01:03,258 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:01:03,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:01:03,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:01:03,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:01:03,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:01:03,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:01:03,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:01:03,274 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:01:03,275 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:01:03,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:01:03,279 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:01:03,281 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:01:03,281 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:01:03,282 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:01:03,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:01:03,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:01:03,284 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:01:03,285 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:01:03,286 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-13 18:01:03,336 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:01:03,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:01:03,340 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:01:03,340 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:01:03,347 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:01:03,347 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:01:03,348 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:01:03,349 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:01:03,349 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:01:03,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:01:03,350 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:01:03,351 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:01:03,351 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:01:03,351 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:01:03,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:01:03,352 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:01:03,352 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:01:03,353 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:01:03,353 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:01:03,353 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:01:03,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:01:03,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:01:03,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:01:03,355 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:01:03,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:01:03,356 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:01:03,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:01:03,356 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:01:03,357 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:01:03,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:01:03,359 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:01:03,360 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38f500361d18630e49ce09e7eb3e8e0962c16aa0bec9654b63851076cae6b34e [2021-11-13 18:01:03,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:01:03,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:01:03,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:01:03,723 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:01:03,724 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:01:03,726 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/../../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 [2021-11-13 18:01:03,811 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/data/abbf864e0/b28c2d08fe4245fca725667ad9f8008c/FLAGe57702cd1 [2021-11-13 18:01:07,760 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:01:07,762 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/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 [2021-11-13 18:01:08,170 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/data/abbf864e0/b28c2d08fe4245fca725667ad9f8008c/FLAGe57702cd1 [2021-11-13 18:01:08,197 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/data/abbf864e0/b28c2d08fe4245fca725667ad9f8008c [2021-11-13 18:01:08,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:01:08,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:01:08,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:01:08,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:01:08,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:01:08,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:01:08" (1/1) ... [2021-11-13 18:01:08,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@356555f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:01:08, skipping insertion in model container [2021-11-13 18:01:08,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:01:08" (1/1) ... [2021-11-13 18:01:08,222 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:01:09,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:02:03,350 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-11-13 18:02:03,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65adf6ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:02:03, skipping insertion in model container [2021-11-13 18:02:03,351 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:02:03,351 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-13 18:02:03,354 INFO L158 Benchmark]: Toolchain (without parser) took 55148.88ms. Allocated memory was 421.5MB in the beginning and 843.1MB in the end (delta: 421.5MB). Free memory was 221.3MB in the beginning and 247.7MB in the end (delta: -26.4MB). Peak memory consumption was 469.8MB. Max. memory is 16.1GB. [2021-11-13 18:02:03,354 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 88.1MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:02:03,356 INFO L158 Benchmark]: CACSL2BoogieTranslator took 55145.64ms. Allocated memory was 421.5MB in the beginning and 843.1MB in the end (delta: 421.5MB). Free memory was 221.3MB in the beginning and 247.7MB in the end (delta: -26.4MB). Peak memory consumption was 469.8MB. Max. memory is 16.1GB. [2021-11-13 18:02:03,357 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 88.1MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 55145.64ms. Allocated memory was 421.5MB in the beginning and 843.1MB in the end (delta: 421.5MB). Free memory was 221.3MB in the beginning and 247.7MB in the end (delta: -26.4MB). Peak memory consumption was 469.8MB. 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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y --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-63182f1 [2021-11-13 18:02:05,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:02:05,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:02:05,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:02:05,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:02:05,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:02:05,819 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:02:05,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:02:05,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:02:05,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:02:05,840 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:02:05,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:02:05,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:02:05,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:02:05,847 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:02:05,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:02:05,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:02:05,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:02:05,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:02:05,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:02:05,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:02:05,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:02:05,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:02:05,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:02:05,866 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:02:05,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:02:05,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:02:05,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:02:05,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:02:05,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:02:05,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:02:05,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:02:05,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:02:05,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:02:05,875 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:02:05,876 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:02:05,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:02:05,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:02:05,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:02:05,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:02:05,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:02:05,881 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-13 18:02:05,913 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:02:05,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:02:05,914 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:02:05,914 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:02:05,915 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:02:05,915 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:02:05,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:02:05,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:02:05,916 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:02:05,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:02:05,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:02:05,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:02:05,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:02:05,918 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:02:05,918 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 18:02:05,918 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 18:02:05,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:02:05,919 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:02:05,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:02:05,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:02:05,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:02:05,920 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:02:05,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:02:05,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:02:05,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:02:05,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:02:05,921 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-13 18:02:05,921 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 18:02:05,921 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:02:05,922 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:02:05,922 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:02:05,922 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:02:05,922 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 18:02:05,923 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38f500361d18630e49ce09e7eb3e8e0962c16aa0bec9654b63851076cae6b34e [2021-11-13 18:02:06,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:02:06,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:02:06,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:02:06,327 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:02:06,328 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:02:06,329 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/../../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 [2021-11-13 18:02:06,408 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/data/5d4f831ae/869b852b1fb74802973a7e9b0895dd48/FLAG9e53bf50c [2021-11-13 18:02:11,054 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:02:11,072 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/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 [2021-11-13 18:02:11,541 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/data/5d4f831ae/869b852b1fb74802973a7e9b0895dd48/FLAG9e53bf50c [2021-11-13 18:02:11,846 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83335b5a-9ee7-4b88-9e44-36a18fe01afb/bin/uautomizer-YU5uOKAj3y/data/5d4f831ae/869b852b1fb74802973a7e9b0895dd48 [2021-11-13 18:02:11,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:02:11,854 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:02:11,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:02:11,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:02:11,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:02:11,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:02:11" (1/1) ... [2021-11-13 18:02:11,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f4a503f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:02:11, skipping insertion in model container [2021-11-13 18:02:11,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:02:11" (1/1) ... [2021-11-13 18:02:11,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:02:13,084 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:03:09,728 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-11-13 18:03:09,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4279064f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:03:09, skipping insertion in model container [2021-11-13 18:03:09,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:03:09,730 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-13 18:03:09,733 INFO L158 Benchmark]: Toolchain (without parser) took 57877.55ms. Allocated memory was 260.0MB in the beginning and 1.1GB in the end (delta: 803.2MB). Free memory was 109.7MB in the beginning and 765.3MB in the end (delta: -655.6MB). Peak memory consumption was 535.7MB. Max. memory is 16.1GB. [2021-11-13 18:03:09,735 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 54.5MB. Free memory was 35.5MB in the beginning and 35.4MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:03:09,736 INFO L158 Benchmark]: CACSL2BoogieTranslator took 57874.00ms. Allocated memory was 260.0MB in the beginning and 1.1GB in the end (delta: 803.2MB). Free memory was 109.2MB in the beginning and 765.3MB in the end (delta: -656.1MB). Peak memory consumption was 535.7MB. Max. memory is 16.1GB. [2021-11-13 18:03:09,739 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 54.5MB. Free memory was 35.5MB in the beginning and 35.4MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 57874.00ms. Allocated memory was 260.0MB in the beginning and 1.1GB in the end (delta: 803.2MB). Free memory was 109.2MB in the beginning and 765.3MB in the end (delta: -656.1MB). Peak memory consumption was 535.7MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN