./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 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/config/KojakReach.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 /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8a56437cfc8def3f49013f6df9095895d9a74e46 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/config/KojakReach.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 /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8a56437cfc8def3f49013f6df9095895d9a74e46 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:34:38,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:34:38,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:34:38,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:34:38,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:34:38,504 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:34:38,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:34:38,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:34:38,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:34:38,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:34:38,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:34:38,531 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:34:38,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:34:38,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:34:38,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:34:38,543 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:34:38,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:34:38,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:34:38,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:34:38,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:34:38,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:34:38,560 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:34:38,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:34:38,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:34:38,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:34:38,572 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:34:38,572 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:34:38,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:34:38,576 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:34:38,578 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:34:38,578 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:34:38,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:34:38,583 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:34:38,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:34:38,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:34:38,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:34:38,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:34:38,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:34:38,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:34:38,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:34:38,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:34:38,596 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 16:34:38,647 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:34:38,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:34:38,649 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:34:38,650 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:34:38,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:34:38,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:34:38,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:34:38,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:34:38,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:34:38,653 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:34:38,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:34:38,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:34:38,655 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:34:38,655 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:34:38,655 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:34:38,656 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:34:38,656 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:34:38,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:34:38,657 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:34:38,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:34:38,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:34:38,658 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:34:38,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:34:38,658 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:34:38,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:34:38,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:34:38,659 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:34:38,660 INFO L138 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a56437cfc8def3f49013f6df9095895d9a74e46 [2020-12-01 16:34:39,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:34:39,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:34:39,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:34:39,090 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:34:39,097 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:34:39,098 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/../../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 [2020-12-01 16:34:39,199 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/data/a64733a66/e534594c50fe433fb96effb23c8cd19a/FLAG17c891ef8 [2020-12-01 16:34:44,247 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:34:44,249 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/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 [2020-12-01 16:34:44,826 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/data/a64733a66/e534594c50fe433fb96effb23c8cd19a/FLAG17c891ef8 [2020-12-01 16:34:45,244 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/data/a64733a66/e534594c50fe433fb96effb23c8cd19a [2020-12-01 16:34:45,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:34:45,248 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:34:45,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:34:45,250 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:34:45,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:34:45,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:34:45" (1/1) ... [2020-12-01 16:34:45,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3250242b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:34:45, skipping insertion in model container [2020-12-01 16:34:45,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:34:45" (1/1) ... [2020-12-01 16:34:45,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:34:46,763 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:36:04,201 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 16:36:04,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a6418cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:36:04, skipping insertion in model container [2020-12-01 16:36:04,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:36:04,203 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:36:04,206 INFO L168 Benchmark]: Toolchain (without parser) took 78955.90 ms. Allocated memory was 513.8 MB in the beginning and 1.5 GB in the end (delta: 971.0 MB). Free memory was 322.9 MB in the beginning and 1.3 GB in the end (delta: -928.0 MB). Peak memory consumption was 474.0 MB. Max. memory is 16.1 GB. [2020-12-01 16:36:04,207 INFO L168 Benchmark]: CDTParser took 1.19 ms. Allocated memory is still 92.3 MB. Free memory was 68.3 MB in the beginning and 68.2 MB in the end (delta: 61.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:36:04,209 INFO L168 Benchmark]: CACSL2BoogieTranslator took 78952.81 ms. Allocated memory was 513.8 MB in the beginning and 1.5 GB in the end (delta: 971.0 MB). Free memory was 322.9 MB in the beginning and 1.3 GB in the end (delta: -928.0 MB). Peak memory consumption was 474.0 MB. Max. memory is 16.1 GB. [2020-12-01 16:36:04,211 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.19 ms. Allocated memory is still 92.3 MB. Free memory was 68.3 MB in the beginning and 68.2 MB in the end (delta: 61.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 78952.81 ms. Allocated memory was 513.8 MB in the beginning and 1.5 GB in the end (delta: 971.0 MB). Free memory was 322.9 MB in the beginning and 1.3 GB in the end (delta: -928.0 MB). Peak memory consumption was 474.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 23722]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 16:36:07,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:36:07,217 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:36:07,276 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:36:07,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:36:07,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:36:07,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:36:07,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:36:07,302 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:36:07,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:36:07,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:36:07,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:36:07,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:36:07,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:36:07,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:36:07,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:36:07,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:36:07,342 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:36:07,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:36:07,348 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:36:07,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:36:07,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:36:07,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:36:07,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:36:07,365 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:36:07,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:36:07,373 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:36:07,375 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:36:07,377 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:36:07,392 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:36:07,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:36:07,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:36:07,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:36:07,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:36:07,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:36:07,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:36:07,404 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:36:07,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:36:07,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:36:07,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:36:07,410 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:36:07,411 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 16:36:07,482 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:36:07,482 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:36:07,486 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:36:07,487 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:36:07,489 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:36:07,490 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:36:07,490 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:36:07,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:36:07,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:36:07,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:36:07,493 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:36:07,493 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:36:07,494 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:36:07,494 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:36:07,494 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:36:07,494 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:36:07,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:36:07,495 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:36:07,495 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:36:07,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:36:07,496 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:36:07,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:36:07,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:36:07,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:36:07,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:36:07,498 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:36:07,498 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:36:07,498 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:36:07,498 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:36:07,499 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:36:07,499 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 16:36:07,499 INFO L138 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a56437cfc8def3f49013f6df9095895d9a74e46 [2020-12-01 16:36:08,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:36:08,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:36:08,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:36:08,135 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:36:08,136 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:36:08,137 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/../../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 [2020-12-01 16:36:08,238 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/data/92ac153fa/a09e1c94226c44a99302b25cef3da109/FLAG1aee4885d [2020-12-01 16:36:13,483 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:36:13,484 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/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 [2020-12-01 16:36:13,958 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/data/92ac153fa/a09e1c94226c44a99302b25cef3da109/FLAG1aee4885d [2020-12-01 16:36:14,355 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_74ea9dd1-454d-4119-a86c-049cd9c68326/bin/ukojak/data/92ac153fa/a09e1c94226c44a99302b25cef3da109 [2020-12-01 16:36:14,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:36:14,363 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:36:14,366 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:36:14,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:36:14,372 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:36:14,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:36:14" (1/1) ... [2020-12-01 16:36:14,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b71ed04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:36:14, skipping insertion in model container [2020-12-01 16:36:14,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:36:14" (1/1) ... [2020-12-01 16:36:14,388 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:36:15,818 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:37:36,179 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 16:37:36,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f58a62f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:37:36, skipping insertion in model container [2020-12-01 16:37:36,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:37:36,182 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:37:36,185 INFO L168 Benchmark]: Toolchain (without parser) took 81819.74 ms. Allocated memory was 763.4 MB in the beginning and 1.5 GB in the end (delta: 721.4 MB). Free memory was 575.7 MB in the beginning and 1.3 GB in the end (delta: -680.0 MB). Peak memory consumption was 258.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:37:36,186 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 58.7 MB. Free memory is still 40.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:37:36,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 81815.46 ms. Allocated memory was 763.4 MB in the beginning and 1.5 GB in the end (delta: 721.4 MB). Free memory was 575.0 MB in the beginning and 1.3 GB in the end (delta: -680.7 MB). Peak memory consumption was 258.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:37:36,191 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 58.7 MB. Free memory is still 40.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 81815.46 ms. Allocated memory was 763.4 MB in the beginning and 1.5 GB in the end (delta: 721.4 MB). Free memory was 575.0 MB in the beginning and 1.3 GB in the end (delta: -680.7 MB). Peak memory consumption was 258.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 23722]: 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...