./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1d2ca6494b432437ba530c183e0f890b9b201cb3 ......................................................................................................................................... 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_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1d2ca6494b432437ba530c183e0f890b9b201cb3 ............................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: only flexible array member at the end can have non-constant size --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 18:36:52,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 18:36:52,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 18:36:52,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 18:36:52,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 18:36:52,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 18:36:52,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 18:36:52,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 18:36:52,443 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 18:36:52,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 18:36:52,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 18:36:52,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 18:36:52,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 18:36:52,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 18:36:52,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 18:36:52,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 18:36:52,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 18:36:52,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 18:36:52,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 18:36:52,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 18:36:52,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 18:36:52,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 18:36:52,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 18:36:52,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 18:36:52,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 18:36:52,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 18:36:52,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 18:36:52,462 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 18:36:52,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 18:36:52,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 18:36:52,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 18:36:52,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 18:36:52,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 18:36:52,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 18:36:52,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 18:36:52,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 18:36:52,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 18:36:52,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 18:36:52,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 18:36:52,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 18:36:52,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 18:36:52,470 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-12-09 18:36:52,491 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 18:36:52,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 18:36:52,492 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 18:36:52,492 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 18:36:52,492 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 18:36:52,492 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 18:36:52,492 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 18:36:52,493 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 18:36:52,493 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 18:36:52,493 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 18:36:52,493 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 18:36:52,493 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 18:36:52,493 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 18:36:52,494 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 18:36:52,494 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 18:36:52,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 18:36:52,495 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 18:36:52,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 18:36:52,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 18:36:52,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 18:36:52,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 18:36:52,495 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 18:36:52,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 18:36:52,496 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 18:36:52,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 18:36:52,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 18:36:52,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 18:36:52,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 18:36:52,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 18:36:52,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 18:36:52,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 18:36:52,497 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 18:36:52,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 18:36:52,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 18:36:52,497 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 18:36:52,498 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 18:36:52,498 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d2ca6494b432437ba530c183e0f890b9b201cb3 [2020-12-09 18:36:52,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 18:36:52,710 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 18:36:52,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 18:36:52,712 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 18:36:52,713 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 18:36:52,713 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i [2020-12-09 18:36:52,753 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/data/6d1be975d/0002073dbfdb4bf099f117a47785260a/FLAG47fdd482f [2020-12-09 18:36:53,297 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 18:36:53,297 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i [2020-12-09 18:36:53,317 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/data/6d1be975d/0002073dbfdb4bf099f117a47785260a/FLAG47fdd482f [2020-12-09 18:36:53,745 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/data/6d1be975d/0002073dbfdb4bf099f117a47785260a [2020-12-09 18:36:53,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 18:36:53,748 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 18:36:53,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 18:36:53,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 18:36:53,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 18:36:53,753 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:36:53" (1/1) ... [2020-12-09 18:36:53,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b686b69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:36:53, skipping insertion in model container [2020-12-09 18:36:53,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:36:53" (1/1) ... [2020-12-09 18:36:53,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 18:36:53,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 18:36:54,661 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i[199632,199645] [2020-12-09 18:36:54,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 18:36:54,732 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2020-12-09 18:36:54,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35843691 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:36:54, skipping insertion in model container [2020-12-09 18:36:54,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 18:36:54,733 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 18:36:54,735 INFO L168 Benchmark]: Toolchain (without parser) took 984.90 ms. Allocated memory is still 104.9 MB. Free memory was 78.6 MB in the beginning and 64.8 MB in the end (delta: 13.8 MB). Peak memory consumption was 44.2 MB. Max. memory is 16.1 GB. [2020-12-09 18:36:54,735 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 71.3 MB. Free memory is still 47.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 18:36:54,736 INFO L168 Benchmark]: CACSL2BoogieTranslator took 982.85 ms. Allocated memory is still 104.9 MB. Free memory was 78.6 MB in the beginning and 64.8 MB in the end (delta: 13.8 MB). Peak memory consumption was 44.2 MB. Max. memory is 16.1 GB. [2020-12-09 18:36:54,737 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 71.3 MB. Free memory is still 47.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 982.85 ms. Allocated memory is still 104.9 MB. Free memory was 78.6 MB in the beginning and 64.8 MB in the end (delta: 13.8 MB). Peak memory consumption was 44.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5068]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 18:36:56,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 18:36:56,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 18:36:56,064 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 18:36:56,064 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 18:36:56,065 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 18:36:56,066 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 18:36:56,068 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 18:36:56,070 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 18:36:56,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 18:36:56,071 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 18:36:56,072 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 18:36:56,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 18:36:56,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 18:36:56,094 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 18:36:56,095 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 18:36:56,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 18:36:56,097 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 18:36:56,099 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 18:36:56,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 18:36:56,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 18:36:56,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 18:36:56,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 18:36:56,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 18:36:56,107 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 18:36:56,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 18:36:56,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 18:36:56,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 18:36:56,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 18:36:56,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 18:36:56,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 18:36:56,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 18:36:56,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 18:36:56,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 18:36:56,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 18:36:56,114 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 18:36:56,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 18:36:56,115 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 18:36:56,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 18:36:56,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 18:36:56,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 18:36:56,117 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-12-09 18:36:56,135 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 18:36:56,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 18:36:56,135 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 18:36:56,136 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 18:36:56,136 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 18:36:56,136 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 18:36:56,136 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 18:36:56,136 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 18:36:56,136 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 18:36:56,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 18:36:56,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 18:36:56,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 18:36:56,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 18:36:56,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 18:36:56,138 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 18:36:56,138 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 18:36:56,138 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 18:36:56,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 18:36:56,138 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 18:36:56,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 18:36:56,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 18:36:56,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 18:36:56,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 18:36:56,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 18:36:56,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 18:36:56,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 18:36:56,139 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 18:36:56,139 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 18:36:56,140 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 18:36:56,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 18:36:56,140 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 18:36:56,140 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 18:36:56,140 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d2ca6494b432437ba530c183e0f890b9b201cb3 [2020-12-09 18:36:56,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 18:36:56,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 18:36:56,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 18:36:56,391 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 18:36:56,392 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 18:36:56,392 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i [2020-12-09 18:36:56,433 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/data/5649ddd9f/f7611c582e9544bfa19e20ae950ae4ec/FLAG28eb37535 [2020-12-09 18:36:57,002 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 18:36:57,003 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i [2020-12-09 18:36:57,030 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/data/5649ddd9f/f7611c582e9544bfa19e20ae950ae4ec/FLAG28eb37535 [2020-12-09 18:36:57,464 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dc448b1d-2baf-482c-9b9a-e083474be333/bin/utaipan/data/5649ddd9f/f7611c582e9544bfa19e20ae950ae4ec [2020-12-09 18:36:57,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 18:36:57,467 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 18:36:57,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 18:36:57,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 18:36:57,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 18:36:57,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:36:57" (1/1) ... [2020-12-09 18:36:57,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@201d3bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:36:57, skipping insertion in model container [2020-12-09 18:36:57,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:36:57" (1/1) ... [2020-12-09 18:36:57,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 18:36:57,541 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 18:36:58,121 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: only flexible array member at the end can have non-constant size at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeMemberOffset(TypeSizeAndOffsetComputer.java:583) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:304) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeSize(TypeSizeAndOffsetComputer.java:203) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructOffsetForField(TypeSizeAndOffsetComputer.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructOffsetForField(TypeSizeAndOffsetComputer.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:139) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1389) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1409) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:707) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1353) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1046) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1046) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1046) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1424) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-09 18:36:58,126 INFO L168 Benchmark]: Toolchain (without parser) took 657.30 ms. Allocated memory was 73.4 MB in the beginning and 130.0 MB in the end (delta: 56.6 MB). Free memory was 47.7 MB in the beginning and 86.6 MB in the end (delta: -39.0 MB). Peak memory consumption was 28.1 MB. Max. memory is 16.1 GB. [2020-12-09 18:36:58,127 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 73.4 MB. Free memory is still 55.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 18:36:58,127 INFO L168 Benchmark]: CACSL2BoogieTranslator took 655.97 ms. Allocated memory was 73.4 MB in the beginning and 130.0 MB in the end (delta: 56.6 MB). Free memory was 47.7 MB in the beginning and 86.6 MB in the end (delta: -39.0 MB). Peak memory consumption was 28.1 MB. Max. memory is 16.1 GB. [2020-12-09 18:36:58,129 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 73.4 MB. Free memory is still 55.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 655.97 ms. Allocated memory was 73.4 MB in the beginning and 130.0 MB in the end (delta: 56.6 MB). Free memory was 47.7 MB in the beginning and 86.6 MB in the end (delta: -39.0 MB). Peak memory consumption was 28.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: only flexible array member at the end can have non-constant size de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: only flexible array member at the end can have non-constant size: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeMemberOffset(TypeSizeAndOffsetComputer.java:583) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...