./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer --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 9ca8c1bcdf36c12c8bcaa2116eef3f4b3678ec36 .............................................................................................................................. 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_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer --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 9ca8c1bcdf36c12c8bcaa2116eef3f4b3678ec36 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:09:42,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:09:42,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:09:42,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:09:42,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:09:42,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:09:42,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:09:42,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:09:42,310 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:09:42,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:09:42,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:09:42,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:09:42,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:09:42,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:09:42,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:09:42,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:09:42,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:09:42,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:09:42,344 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:09:42,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:09:42,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:09:42,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:09:42,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:09:42,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:09:42,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:09:42,365 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:09:42,365 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:09:42,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:09:42,367 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:09:42,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:09:42,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:09:42,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:09:42,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:09:42,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:09:42,374 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:09:42,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:09:42,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:09:42,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:09:42,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:09:42,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:09:42,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:09:42,380 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:09:42,406 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:09:42,406 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:09:42,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:09:42,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:09:42,409 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:09:42,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:09:42,409 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:09:42,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:09:42,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:09:42,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:09:42,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:09:42,411 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:09:42,411 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:09:42,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:09:42,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:09:42,412 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:09:42,412 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:09:42,412 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:09:42,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:09:42,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:09:42,413 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:09:42,413 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:09:42,414 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:09:42,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:09:42,414 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:09:42,415 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:09:42,415 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:09:42,415 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_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ca8c1bcdf36c12c8bcaa2116eef3f4b3678ec36 [2020-11-28 03:09:42,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:09:42,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:09:42,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:09:42,738 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:09:42,741 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:09:42,742 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2020-11-28 03:09:42,832 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/data/19977bba2/57ca36e69a4c48b1af8f6221c242a3e3/FLAGdddafccf9 [2020-11-28 03:09:44,145 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:09:44,146 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2020-11-28 03:09:44,251 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/data/19977bba2/57ca36e69a4c48b1af8f6221c242a3e3/FLAGdddafccf9 [2020-11-28 03:09:44,681 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/data/19977bba2/57ca36e69a4c48b1af8f6221c242a3e3 [2020-11-28 03:09:44,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:09:44,691 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:09:44,697 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:09:44,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:09:44,702 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:09:44,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:09:44" (1/1) ... [2020-11-28 03:09:44,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d43862c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:09:44, skipping insertion in model container [2020-11-28 03:09:44,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:09:44" (1/1) ... [2020-11-28 03:09:44,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:09:45,002 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:09:49,455 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:09:49,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@59aabfdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:09:49, skipping insertion in model container [2020-11-28 03:09:49,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:09:49,457 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:09:49,460 INFO L168 Benchmark]: Toolchain (without parser) took 4768.02 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 58.8 MB in the beginning and 73.7 MB in the end (delta: -14.9 MB). Peak memory consumption was 52.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:09:49,462 INFO L168 Benchmark]: CDTParser took 1.58 ms. Allocated memory is still 77.6 MB. Free memory was 50.8 MB in the beginning and 50.7 MB in the end (delta: 25.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:09:49,463 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4760.02 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 58.5 MB in the beginning and 73.7 MB in the end (delta: -15.2 MB). Peak memory consumption was 52.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:09:49,466 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.58 ms. Allocated memory is still 77.6 MB. Free memory was 50.8 MB in the beginning and 50.7 MB in the end (delta: 25.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4760.02 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 58.5 MB in the beginning and 73.7 MB in the end (delta: -15.2 MB). Peak memory consumption was 52.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12128]: 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-a4ecdab [2020-11-28 03:09:52,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:09:52,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:09:52,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:09:52,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:09:52,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:09:52,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:09:52,350 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:09:52,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:09:52,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:09:52,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:09:52,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:09:52,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:09:52,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:09:52,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:09:52,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:09:52,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:09:52,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:09:52,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:09:52,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:09:52,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:09:52,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:09:52,402 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:09:52,403 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:09:52,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:09:52,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:09:52,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:09:52,414 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:09:52,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:09:52,418 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:09:52,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:09:52,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:09:52,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:09:52,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:09:52,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:09:52,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:09:52,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:09:52,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:09:52,428 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:09:52,431 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:09:52,432 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:09:52,433 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:09:52,490 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:09:52,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:09:52,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:09:52,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:09:52,496 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:09:52,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:09:52,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:09:52,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:09:52,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:09:52,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:09:52,499 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:09:52,499 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:09:52,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:09:52,500 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:09:52,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:09:52,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:09:52,501 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:09:52,501 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:09:52,502 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:09:52,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:09:52,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:09:52,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:09:52,503 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:09:52,503 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:09:52,503 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:09:52,504 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:09:52,504 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:09:52,504 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:09:52,504 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:09:52,505 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_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ca8c1bcdf36c12c8bcaa2116eef3f4b3678ec36 [2020-11-28 03:09:53,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:09:53,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:09:53,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:09:53,049 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:09:53,051 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:09:53,052 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2020-11-28 03:09:53,166 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/data/277e23578/f3d522e91ae443c88521dbb385a3ecf4/FLAG805f85521 [2020-11-28 03:09:54,803 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:09:54,804 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2020-11-28 03:09:54,912 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/data/277e23578/f3d522e91ae443c88521dbb385a3ecf4/FLAG805f85521 [2020-11-28 03:09:55,305 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f405e2df-3458-45f1-8556-5150072cf22d/bin/uautomizer/data/277e23578/f3d522e91ae443c88521dbb385a3ecf4 [2020-11-28 03:09:55,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:09:55,310 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:09:55,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:09:55,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:09:55,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:09:55,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:09:55" (1/1) ... [2020-11-28 03:09:55,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71d59bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:09:55, skipping insertion in model container [2020-11-28 03:09:55,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:09:55" (1/1) ... [2020-11-28 03:09:55,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:09:55,741 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:10:00,322 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:10:00,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@31650ce6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:00, skipping insertion in model container [2020-11-28 03:10:00,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:00,324 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:10:00,328 INFO L168 Benchmark]: Toolchain (without parser) took 5015.79 ms. Allocated memory was 60.8 MB in the beginning and 130.0 MB in the end (delta: 69.2 MB). Free memory was 26.7 MB in the beginning and 56.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 42.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:00,329 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 48.2 MB. Free memory was 29.9 MB in the beginning and 29.9 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:10:00,331 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5012.43 ms. Allocated memory was 60.8 MB in the beginning and 130.0 MB in the end (delta: 69.2 MB). Free memory was 26.6 MB in the beginning and 56.4 MB in the end (delta: -29.8 MB). Peak memory consumption was 42.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:00,338 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 48.2 MB. Free memory was 29.9 MB in the beginning and 29.9 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5012.43 ms. Allocated memory was 60.8 MB in the beginning and 130.0 MB in the end (delta: 69.2 MB). Free memory was 26.6 MB in the beginning and 56.4 MB in the end (delta: -29.8 MB). Peak memory consumption was 42.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12128]: 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...