./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.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_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/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 434f02b4db38add7869fca858f59b2486fa0dd27 .............................................................................................................................. 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_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/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 434f02b4db38add7869fca858f59b2486fa0dd27 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:09:34,423 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:09:34,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:09:34,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:09:34,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:09:34,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:09:34,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:09:34,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:09:34,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:09:34,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:09:34,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:09:34,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:09:34,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:09:34,507 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:09:34,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:09:34,510 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:09:34,512 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:09:34,513 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:09:34,515 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:09:34,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:09:34,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:09:34,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:09:34,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:09:34,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:09:34,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:09:34,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:09:34,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:09:34,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:09:34,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:09:34,535 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:09:34,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:09:34,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:09:34,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:09:34,539 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:09:34,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:09:34,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:09:34,543 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:09:34,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:09:34,544 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:09:34,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:09:34,546 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:09:34,548 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-29 19:09:34,584 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:09:34,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:09:34,586 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:09:34,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:09:34,587 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:09:34,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:09:34,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:09:34,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:09:34,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:09:34,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:09:34,589 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:09:34,589 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:09:34,590 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:09:34,590 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:09:34,591 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:09:34,591 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:09:34,591 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:09:34,592 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 19:09:34,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 19:09:34,592 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:09:34,593 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:09:34,593 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:09:34,593 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 19:09:34,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:09:34,594 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:09:34,594 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:09:34,594 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 19:09:34,595 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_699fcd50-9eda-4448-a98a-2145d737aea6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 434f02b4db38add7869fca858f59b2486fa0dd27 [2020-11-29 19:09:34,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:09:34,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:09:34,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:09:34,955 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:09:34,956 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:09:34,957 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-11-29 19:09:35,039 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/data/70db2249e/35b54b3300a84323a62cd12ede86b5a6/FLAGd32a8df07 [2020-11-29 19:09:36,186 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:09:36,187 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-11-29 19:09:36,268 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/data/70db2249e/35b54b3300a84323a62cd12ede86b5a6/FLAGd32a8df07 [2020-11-29 19:09:36,380 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/data/70db2249e/35b54b3300a84323a62cd12ede86b5a6 [2020-11-29 19:09:36,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:09:36,386 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:09:36,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:09:36,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:09:36,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:09:36,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:09:36" (1/1) ... [2020-11-29 19:09:36,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6579f982 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:09:36, skipping insertion in model container [2020-11-29 19:09:36,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:09:36" (1/1) ... [2020-11-29 19:09:36,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:09:36,621 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:09:38,711 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 19:09:38,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ef3a541 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:09:38, skipping insertion in model container [2020-11-29 19:09:38,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:09:38,713 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 19:09:38,716 INFO L168 Benchmark]: Toolchain (without parser) took 2327.11 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 47.9 MB in the beginning and 45.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 28.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:09:38,718 INFO L168 Benchmark]: CDTParser took 0.69 ms. Allocated memory is still 86.0 MB. Free memory was 59.1 MB in the beginning and 59.0 MB in the end (delta: 29.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:09:38,721 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2323.91 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 47.9 MB in the beginning and 45.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 28.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:09:38,723 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69 ms. Allocated memory is still 86.0 MB. Free memory was 59.1 MB in the beginning and 59.0 MB in the end (delta: 29.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2323.91 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 47.9 MB in the beginning and 45.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 28.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6751]: 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 [2020-11-29 19:09:40,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:09:40,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:09:41,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:09:41,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:09:41,033 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:09:41,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:09:41,038 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:09:41,040 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:09:41,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:09:41,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:09:41,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:09:41,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:09:41,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:09:41,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:09:41,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:09:41,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:09:41,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:09:41,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:09:41,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:09:41,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:09:41,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:09:41,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:09:41,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:09:41,086 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:09:41,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:09:41,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:09:41,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:09:41,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:09:41,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:09:41,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:09:41,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:09:41,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:09:41,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:09:41,105 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:09:41,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:09:41,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:09:41,107 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:09:41,107 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:09:41,108 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:09:41,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:09:41,111 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-29 19:09:41,156 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:09:41,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:09:41,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:09:41,160 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:09:41,160 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:09:41,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:09:41,161 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:09:41,161 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:09:41,161 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:09:41,162 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:09:41,163 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 19:09:41,163 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 19:09:41,163 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:09:41,163 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:09:41,164 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:09:41,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:09:41,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:09:41,164 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:09:41,165 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 19:09:41,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 19:09:41,165 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:09:41,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:09:41,166 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:09:41,166 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 19:09:41,166 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 19:09:41,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:09:41,166 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:09:41,167 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 19:09:41,167 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-29 19:09:41,167 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_699fcd50-9eda-4448-a98a-2145d737aea6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 434f02b4db38add7869fca858f59b2486fa0dd27 [2020-11-29 19:09:41,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:09:41,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:09:41,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:09:41,637 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:09:41,639 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:09:41,640 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-11-29 19:09:41,742 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/data/d48583150/e4823851e59244e4a00675f85ada0754/FLAGff1221ab8 [2020-11-29 19:09:43,080 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:09:43,081 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-11-29 19:09:43,163 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/data/d48583150/e4823851e59244e4a00675f85ada0754/FLAGff1221ab8 [2020-11-29 19:09:43,657 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_699fcd50-9eda-4448-a98a-2145d737aea6/bin/uautomizer/data/d48583150/e4823851e59244e4a00675f85ada0754 [2020-11-29 19:09:43,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:09:43,661 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:09:43,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:09:43,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:09:43,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:09:43,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:09:43" (1/1) ... [2020-11-29 19:09:43,672 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40e4be9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:09:43, skipping insertion in model container [2020-11-29 19:09:43,672 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:09:43" (1/1) ... [2020-11-29 19:09:43,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:09:43,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:09:45,971 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 19:09:45,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64a5d0f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:09:45, skipping insertion in model container [2020-11-29 19:09:45,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:09:45,973 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 19:09:45,976 INFO L168 Benchmark]: Toolchain (without parser) took 2312.76 ms. Allocated memory was 60.8 MB in the beginning and 96.5 MB in the end (delta: 35.7 MB). Free memory was 29.7 MB in the beginning and 40.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 38.8 MB. Max. memory is 16.1 GB. [2020-11-29 19:09:45,977 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 60.8 MB. Free memory is still 42.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:09:45,978 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2310.28 ms. Allocated memory was 60.8 MB in the beginning and 96.5 MB in the end (delta: 35.7 MB). Free memory was 29.4 MB in the beginning and 40.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 38.8 MB. Max. memory is 16.1 GB. [2020-11-29 19:09:45,980 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 60.8 MB. Free memory is still 42.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2310.28 ms. Allocated memory was 60.8 MB in the beginning and 96.5 MB in the end (delta: 35.7 MB). Free memory was 29.4 MB in the beginning and 40.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 38.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6751]: 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...