./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/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_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt --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 a068c4b3f7969bd2280e0bfa50365c220cfdfe5f .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/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_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt --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 a068c4b3f7969bd2280e0bfa50365c220cfdfe5f ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 01:15:20,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:15:20,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:15:20,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:15:20,895 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:15:20,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:15:20,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:15:20,902 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:15:20,904 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:15:20,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:15:20,907 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:15:20,908 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:15:20,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:15:20,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:15:20,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:15:20,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:15:20,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:15:20,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:15:20,918 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:15:20,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:15:20,922 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:15:20,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:15:20,925 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:15:20,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:15:20,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:15:20,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:15:20,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:15:20,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:15:20,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:15:20,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:15:20,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:15:20,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:15:20,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:15:20,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:15:20,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:15:20,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:15:20,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:15:20,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:15:20,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:15:20,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:15:20,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:15:20,944 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-13 01:15:20,965 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:15:20,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:15:20,966 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:15:20,966 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:15:20,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:15:20,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:15:20,968 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:15:20,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:15:20,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:15:20,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:15:20,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 01:15:20,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:15:20,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 01:15:20,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:15:20,970 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:15:20,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 01:15:20,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:15:20,971 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:15:20,971 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:15:20,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:15:20,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:15:20,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:15:20,972 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 01:15:20,972 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:15:20,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 01:15:20,973 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 01:15:20,973 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:15:20,973 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_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a068c4b3f7969bd2280e0bfa50365c220cfdfe5f [2021-10-13 01:15:21,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:15:21,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:15:21,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:15:21,244 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:15:21,244 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:15:21,245 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/../../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 [2021-10-13 01:15:21,334 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/data/a53be00ac/533ba382476647f488d4d05f77220095/FLAG0a14c6e0e [2021-10-13 01:15:24,992 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:15:24,994 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/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 [2021-10-13 01:15:25,308 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/data/a53be00ac/533ba382476647f488d4d05f77220095/FLAG0a14c6e0e [2021-10-13 01:15:25,720 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/data/a53be00ac/533ba382476647f488d4d05f77220095 [2021-10-13 01:15:25,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:15:25,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:15:25,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:15:25,780 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:15:25,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:15:25,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:15:25" (1/1) ... [2021-10-13 01:15:25,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b3799fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:15:25, skipping insertion in model container [2021-10-13 01:15:25,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:15:25" (1/1) ... [2021-10-13 01:15:25,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:15:26,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:16:19,394 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-10-13 01:16:19,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@54ce1edf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:16:19, skipping insertion in model container [2021-10-13 01:16:19,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:16:19,396 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 01:16:19,398 INFO L168 Benchmark]: Toolchain (without parser) took 53673.74 ms. Allocated memory was 224.4 MB in the beginning and 773.8 MB in the end (delta: 549.5 MB). Free memory was 54.8 MB in the beginning and 520.8 MB in the end (delta: -465.9 MB). Peak memory consumption was 370.8 MB. Max. memory is 16.1 GB. [2021-10-13 01:16:19,399 INFO L168 Benchmark]: CDTParser took 1.13 ms. Allocated memory is still 90.2 MB. Free memory is still 46.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:16:19,400 INFO L168 Benchmark]: CACSL2BoogieTranslator took 53615.82 ms. Allocated memory was 459.3 MB in the beginning and 773.8 MB in the end (delta: 314.6 MB). Free memory was 304.1 MB in the beginning and 520.8 MB in the end (delta: -216.7 MB). Peak memory consumption was 381.3 MB. Max. memory is 16.1 GB. [2021-10-13 01:16:19,402 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.13 ms. Allocated memory is still 90.2 MB. Free memory is still 46.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 53615.82 ms. Allocated memory was 459.3 MB in the beginning and 773.8 MB in the end (delta: 314.6 MB). Free memory was 304.1 MB in the beginning and 520.8 MB in the end (delta: -216.7 MB). Peak memory consumption was 381.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 26370]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 01:16:21,609 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:16:21,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:16:21,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:16:21,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:16:21,673 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:16:21,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:16:21,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:16:21,684 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:16:21,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:16:21,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:16:21,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:16:21,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:16:21,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:16:21,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:16:21,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:16:21,703 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:16:21,704 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:16:21,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:16:21,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:16:21,718 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:16:21,720 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:16:21,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:16:21,725 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:16:21,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:16:21,734 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:16:21,735 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:16:21,737 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:16:21,737 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:16:21,739 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:16:21,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:16:21,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:16:21,742 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:16:21,743 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:16:21,744 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:16:21,744 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:16:21,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:16:21,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:16:21,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:16:21,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:16:21,748 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:16:21,753 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-13 01:16:21,805 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:16:21,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:16:21,805 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:16:21,806 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:16:21,807 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:16:21,807 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:16:21,807 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:16:21,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:16:21,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:16:21,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 01:16:21,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:16:21,809 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 01:16:21,809 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 01:16:21,809 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 01:16:21,809 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:16:21,810 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:16:21,810 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 01:16:21,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:16:21,810 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:16:21,811 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:16:21,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:16:21,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:16:21,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:16:21,812 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 01:16:21,812 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 01:16:21,812 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 01:16:21,812 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 01:16:21,813 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:16:21,813 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 01:16:21,813 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_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a068c4b3f7969bd2280e0bfa50365c220cfdfe5f [2021-10-13 01:16:22,142 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:16:22,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:16:22,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:16:22,170 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:16:22,171 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:16:22,172 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/../../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 [2021-10-13 01:16:22,268 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/data/2cb82482f/5d06a82926a24a9d8897d6d6756142ed/FLAGa5ecc7a7c [2021-10-13 01:16:26,466 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:16:26,468 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/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 [2021-10-13 01:16:26,803 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/data/2cb82482f/5d06a82926a24a9d8897d6d6756142ed/FLAGa5ecc7a7c [2021-10-13 01:16:27,179 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51703663-2ee1-4534-9949-a727b1da350a/bin/uautomizer-WNIpwEf4Nt/data/2cb82482f/5d06a82926a24a9d8897d6d6756142ed [2021-10-13 01:16:27,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:16:27,182 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:16:27,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:16:27,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:16:27,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:16:27,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:16:27" (1/1) ... [2021-10-13 01:16:27,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fc8322b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:16:27, skipping insertion in model container [2021-10-13 01:16:27,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:16:27" (1/1) ... [2021-10-13 01:16:27,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:16:28,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:17:21,372 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-10-13 01:17:21,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c193675 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:17:21, skipping insertion in model container [2021-10-13 01:17:21,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:17:21,373 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 01:17:21,376 INFO L168 Benchmark]: Toolchain (without parser) took 54192.24 ms. Allocated memory was 687.9 MB in the beginning and 1.4 GB in the end (delta: 687.9 MB). Free memory was 508.7 MB in the beginning and 1.0 GB in the end (delta: -518.4 MB). Peak memory consumption was 286.0 MB. Max. memory is 16.1 GB. [2021-10-13 01:17:21,377 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 54.5 MB. Free memory was 35.9 MB in the beginning and 35.9 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:17:21,378 INFO L168 Benchmark]: CACSL2BoogieTranslator took 54189.99 ms. Allocated memory was 687.9 MB in the beginning and 1.4 GB in the end (delta: 687.9 MB). Free memory was 508.7 MB in the beginning and 1.0 GB in the end (delta: -518.4 MB). Peak memory consumption was 286.0 MB. Max. memory is 16.1 GB. [2021-10-13 01:17:21,380 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 54.5 MB. Free memory was 35.9 MB in the beginning and 35.9 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 54189.99 ms. Allocated memory was 687.9 MB in the beginning and 1.4 GB in the end (delta: 687.9 MB). Free memory was 508.7 MB in the beginning and 1.0 GB in the end (delta: -518.4 MB). Peak memory consumption was 286.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 26370]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...