./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 f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/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-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 950103e94d5c7348a3da4e047f7518950167bd40 ........................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/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-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 950103e94d5c7348a3da4e047f7518950167bd40 .......................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 14:58:20,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:58:20,237 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:58:20,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:58:20,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:58:20,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:58:20,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:58:20,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:58:20,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:58:20,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:58:20,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:58:20,250 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:58:20,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:58:20,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:58:20,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:58:20,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:58:20,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:58:20,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:58:20,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:58:20,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:58:20,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:58:20,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:58:20,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:58:20,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:58:20,261 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:58:20,261 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:58:20,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:58:20,262 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:58:20,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:58:20,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:58:20,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:58:20,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:58:20,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:58:20,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:58:20,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:58:20,265 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:58:20,266 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:58:20,266 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:58:20,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:58:20,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:58:20,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:58:20,267 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-12-07 14:58:20,277 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:58:20,277 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:58:20,278 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 14:58:20,278 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 14:58:20,278 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 14:58:20,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:58:20,278 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 14:58:20,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:58:20,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:58:20,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:58:20,279 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:58:20,279 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:58:20,279 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:58:20,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:58:20,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:58:20,280 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:58:20,280 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:58:20,280 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:58:20,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:58:20,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:58:20,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:58:20,281 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:58:20,281 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 14:58:20,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 14:58:20,281 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:58:20,281 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:58:20,281 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:58:20,281 INFO L138 SettingsManager]: * To the following directory=dump/ 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_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer 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(__VERIFIER_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 -> 950103e94d5c7348a3da4e047f7518950167bd40 [2019-12-07 14:58:20,379 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:58:20,387 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:58:20,389 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:58:20,390 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:58:20,390 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:58:20,391 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2019-12-07 14:58:20,427 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/data/a2015409d/5bbe61f7ef3844349a24b5f36665f2d7/FLAG62a919709 [2019-12-07 14:58:21,981 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:58:21,981 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2019-12-07 14:58:22,135 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/data/a2015409d/5bbe61f7ef3844349a24b5f36665f2d7/FLAG62a919709 [2019-12-07 14:58:22,472 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/data/a2015409d/5bbe61f7ef3844349a24b5f36665f2d7 [2019-12-07 14:58:22,477 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:58:22,479 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:58:22,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:58:22,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:58:22,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:58:22,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:58:22" (1/1) ... [2019-12-07 14:58:22,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ff311e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:58:22, skipping insertion in model container [2019-12-07 14:58:22,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:58:22" (1/1) ... [2019-12-07 14:58:22,489 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:58:23,112 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:59:03,805 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 14:59:03,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@17267f94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:59:03, skipping insertion in model container [2019-12-07 14:59:03,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:59:03,806 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 14:59:03,808 INFO L168 Benchmark]: Toolchain (without parser) took 41328.74 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 518.0 MB). Free memory was 859.9 MB in the beginning and 1.3 GB in the end (delta: -420.6 MB). Peak memory consumption was 614.0 MB. Max. memory is 11.5 GB. [2019-12-07 14:59:03,808 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:59:03,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 41326.48 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 518.0 MB). Free memory was 859.9 MB in the beginning and 1.3 GB in the end (delta: -420.6 MB). Peak memory consumption was 614.0 MB. Max. memory is 11.5 GB. [2019-12-07 14:59:03,810 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 41326.48 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 518.0 MB). Free memory was 859.9 MB in the beginning and 1.3 GB in the end (delta: -420.6 MB). Peak memory consumption was 614.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 22763]: 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 0.1.25-f470102 [2019-12-07 14:59:04,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:59:04,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:59:04,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:59:04,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:59:04,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:59:04,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:59:04,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:59:04,957 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:59:04,958 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:59:04,959 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:59:04,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:59:04,960 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:59:04,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:59:04,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:59:04,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:59:04,962 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:59:04,963 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:59:04,964 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:59:04,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:59:04,967 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:59:04,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:59:04,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:59:04,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:59:04,971 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:59:04,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:59:04,971 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:59:04,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:59:04,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:59:04,973 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:59:04,973 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:59:04,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:59:04,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:59:04,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:59:04,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:59:04,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:59:04,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:59:04,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:59:04,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:59:04,977 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:59:04,977 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:59:04,978 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-12-07 14:59:04,987 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:59:04,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:59:04,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 14:59:04,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 14:59:04,989 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 14:59:04,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:59:04,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:59:04,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:59:04,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:59:04,989 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:59:04,989 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 14:59:04,990 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 14:59:04,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:59:04,990 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:59:04,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:59:04,990 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:59:04,990 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:59:04,990 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:59:04,990 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:59:04,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:59:04,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:59:04,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:59:04,991 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:59:04,991 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 14:59:04,991 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 14:59:04,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:59:04,991 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:59:04,992 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:59:04,992 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-12-07 14:59:04,992 INFO L138 SettingsManager]: * To the following directory=dump/ 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_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer 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(__VERIFIER_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 -> 950103e94d5c7348a3da4e047f7518950167bd40 [2019-12-07 14:59:05,153 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:59:05,163 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:59:05,166 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:59:05,167 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:59:05,168 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:59:05,168 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/../../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 [2019-12-07 14:59:05,210 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/data/51a593835/6fe781dabfc7485b8e4be08414f944ed/FLAGd677399a3 [2019-12-07 14:59:06,717 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:59:06,718 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/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 [2019-12-07 14:59:06,893 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/data/51a593835/6fe781dabfc7485b8e4be08414f944ed/FLAGd677399a3 [2019-12-07 14:59:06,993 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a9745abc-06e5-45c4-a3a5-8583f7e9baa6/bin/uautomizer/data/51a593835/6fe781dabfc7485b8e4be08414f944ed [2019-12-07 14:59:06,995 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:59:06,996 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:59:06,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:59:06,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:59:06,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:59:07,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:59:06" (1/1) ... [2019-12-07 14:59:07,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7755710d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:59:07, skipping insertion in model container [2019-12-07 14:59:07,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:59:06" (1/1) ... [2019-12-07 14:59:07,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:59:07,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:59:48,833 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 14:59:48,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28cc8a2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:59:48, skipping insertion in model container [2019-12-07 14:59:48,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:59:48,834 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 14:59:48,836 INFO L168 Benchmark]: Toolchain (without parser) took 41838.66 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 380.6 MB). Free memory was 970.4 MB in the beginning and 831.8 MB in the end (delta: 138.5 MB). Peak memory consumption was 567.6 MB. Max. memory is 11.5 GB. [2019-12-07 14:59:48,836 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:59:48,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 41836.88 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 380.6 MB). Free memory was 970.4 MB in the beginning and 831.8 MB in the end (delta: 138.5 MB). Peak memory consumption was 567.6 MB. Max. memory is 11.5 GB. [2019-12-07 14:59:48,838 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 41836.88 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 380.6 MB). Free memory was 970.4 MB in the beginning and 831.8 MB in the end (delta: 138.5 MB). Peak memory consumption was 567.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 22763]: 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...