./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be --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 c827a61b1bbb9c5c1e37f58d7d9f3265f099c14ea65a91f284702cf2a87c4d7f ................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be --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 c827a61b1bbb9c5c1e37f58d7d9f3265f099c14ea65a91f284702cf2a87c4d7f .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:50:21,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:50:21,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:50:21,343 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:50:21,344 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:50:21,345 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:50:21,348 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:50:21,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:50:21,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:50:21,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:50:21,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:50:21,359 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:50:21,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:50:21,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:50:21,364 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:50:21,366 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:50:21,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:50:21,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:50:21,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:50:21,376 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:50:21,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:50:21,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:50:21,382 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:50:21,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:50:21,389 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:50:21,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:50:21,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:50:21,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:50:21,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:50:21,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:50:21,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:50:21,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:50:21,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:50:21,397 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:50:21,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:50:21,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:50:21,400 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:50:21,401 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:50:21,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:50:21,403 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:50:21,404 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:50:21,405 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-21 19:50:21,449 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:50:21,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:50:21,455 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:50:21,455 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:50:21,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:50:21,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:50:21,458 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:50:21,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:50:21,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:50:21,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:50:21,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:50:21,461 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:50:21,461 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:50:21,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:50:21,461 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:50:21,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:50:21,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:50:21,462 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:50:21,463 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:50:21,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:50:21,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:50:21,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:50:21,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:50:21,464 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:50:21,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:50:21,465 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:50:21,465 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:50:21,466 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:50:21,466 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:50:21,468 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c827a61b1bbb9c5c1e37f58d7d9f3265f099c14ea65a91f284702cf2a87c4d7f [2021-10-21 19:50:21,850 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:50:21,876 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:50:21,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:50:21,880 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:50:21,881 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:50:21,882 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2021-10-21 19:50:21,955 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/data/3efd765ca/c1ff8220ea7748ba854cdf9fd41848d5/FLAGc514da075 [2021-10-21 19:50:23,534 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:50:23,535 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2021-10-21 19:50:23,688 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/data/3efd765ca/c1ff8220ea7748ba854cdf9fd41848d5/FLAGc514da075 [2021-10-21 19:50:23,892 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/data/3efd765ca/c1ff8220ea7748ba854cdf9fd41848d5 [2021-10-21 19:50:23,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:50:23,896 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:50:23,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:50:23,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:50:23,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:50:23,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:50:23" (1/1) ... [2021-10-21 19:50:23,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f4bae83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:23, skipping insertion in model container [2021-10-21 19:50:23,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:50:23" (1/1) ... [2021-10-21 19:50:23,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:50:24,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:50:27,914 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2021-10-21 19:50:27,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c428606 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:27, skipping insertion in model container [2021-10-21 19:50:27,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:50:27,916 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-21 19:50:27,919 INFO L168 Benchmark]: Toolchain (without parser) took 4020.72 ms. Allocated memory is still 144.7 MB. Free memory was 107.8 MB in the beginning and 72.6 MB in the end (delta: 35.2 MB). Peak memory consumption was 59.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:50:27,919 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 107.0 MB. Free memory is still 61.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:50:27,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4018.24 ms. Allocated memory is still 144.7 MB. Free memory was 107.8 MB in the beginning and 72.6 MB in the end (delta: 35.2 MB). Peak memory consumption was 59.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:50:27,922 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 107.0 MB. Free memory is still 61.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4018.24 ms. Allocated memory is still 144.7 MB. Free memory was 107.8 MB in the beginning and 72.6 MB in the end (delta: 35.2 MB). Peak memory consumption was 59.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:50:30,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:50:30,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:50:30,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:50:30,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:50:30,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:50:30,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:50:30,627 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:50:30,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:50:30,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:50:30,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:50:30,643 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:50:30,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:50:30,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:50:30,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:50:30,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:50:30,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:50:30,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:50:30,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:50:30,669 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:50:30,673 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:50:30,674 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:50:30,678 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:50:30,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:50:30,687 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:50:30,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:50:30,688 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:50:30,690 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:50:30,691 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:50:30,692 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:50:30,693 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:50:30,694 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:50:30,696 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:50:30,697 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:50:30,699 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:50:30,699 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:50:30,700 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:50:30,701 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:50:30,701 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:50:30,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:50:30,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:50:30,710 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-21 19:50:30,766 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:50:30,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:50:30,768 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:50:30,768 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:50:30,770 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:50:30,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:50:30,771 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:50:30,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:50:30,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:50:30,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:50:30,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:50:30,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:50:30,773 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 19:50:30,773 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 19:50:30,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:50:30,774 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:50:30,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:50:30,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:50:30,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:50:30,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:50:30,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:50:30,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:50:30,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:50:30,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:50:30,776 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 19:50:30,777 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 19:50:30,777 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:50:30,777 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:50:30,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:50:30,778 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:50:30,778 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 19:50:30,778 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c827a61b1bbb9c5c1e37f58d7d9f3265f099c14ea65a91f284702cf2a87c4d7f [2021-10-21 19:50:31,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:50:31,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:50:31,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:50:31,250 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:50:31,250 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:50:31,251 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2021-10-21 19:50:31,330 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/data/55c7bd7f9/2ae11033750d49e9a95782209fd8ae65/FLAG216d3f251 [2021-10-21 19:50:32,966 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:50:32,967 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2021-10-21 19:50:33,077 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/data/55c7bd7f9/2ae11033750d49e9a95782209fd8ae65/FLAG216d3f251 [2021-10-21 19:50:33,095 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c66019a-5305-4a98-9292-9dac3a8e0fc2/bin/uautomizer-j4sWxH34Be/data/55c7bd7f9/2ae11033750d49e9a95782209fd8ae65 [2021-10-21 19:50:33,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:50:33,100 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:50:33,103 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:50:33,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:50:33,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:50:33,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:50:33" (1/1) ... [2021-10-21 19:50:33,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8fed254 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:33, skipping insertion in model container [2021-10-21 19:50:33,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:50:33" (1/1) ... [2021-10-21 19:50:33,118 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:50:33,531 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:50:37,734 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2021-10-21 19:50:37,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16a30e90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:37, skipping insertion in model container [2021-10-21 19:50:37,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:50:37,736 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-21 19:50:37,738 INFO L168 Benchmark]: Toolchain (without parser) took 4636.41 ms. Allocated memory was 102.8 MB in the beginning and 125.8 MB in the end (delta: 23.1 MB). Free memory was 69.3 MB in the beginning and 75.7 MB in the end (delta: -6.4 MB). Peak memory consumption was 51.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:50:37,739 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 67.1 MB. Free memory is still 47.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:50:37,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4632.97 ms. Allocated memory was 102.8 MB in the beginning and 125.8 MB in the end (delta: 23.1 MB). Free memory was 69.0 MB in the beginning and 75.7 MB in the end (delta: -6.7 MB). Peak memory consumption was 51.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:50:37,742 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 67.1 MB. Free memory is still 47.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4632.97 ms. Allocated memory was 102.8 MB in the beginning and 125.8 MB in the end (delta: 23.1 MB). Free memory was 69.0 MB in the beginning and 75.7 MB in the end (delta: -6.7 MB). Peak memory consumption was 51.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...