./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-32_7a-drivers--usb--storage--usb-storage.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3c525d04-df32-4d9b-9f3c-8fce383d0f5d/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3c525d04-df32-4d9b-9f3c-8fce383d0f5d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3c525d04-df32-4d9b-9f3c-8fce383d0f5d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3c525d04-df32-4d9b-9f3c-8fce383d0f5d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--storage--usb-storage.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3c525d04-df32-4d9b-9f3c-8fce383d0f5d/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3c525d04-df32-4d9b-9f3c-8fce383d0f5d/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5303874c80af7895af30658ddb150419e6d5cfe6 ........................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:13:34,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:13:34,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:13:34,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:13:34,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:13:34,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:13:34,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:13:34,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:13:34,443 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:13:34,446 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:13:34,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:13:34,450 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:13:34,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:13:34,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:13:34,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:13:34,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:13:34,459 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:13:34,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:13:34,461 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:13:34,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:13:34,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:13:34,467 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:13:34,468 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:13:34,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:13:34,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:13:34,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:13:34,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:13:34,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:13:34,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:13:34,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:13:34,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:13:34,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:13:34,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:13:34,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:13:34,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:13:34,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:13:34,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:13:34,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:13:34,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:13:34,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:13:34,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:13:34,486 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3c525d04-df32-4d9b-9f3c-8fce383d0f5d/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-10-22 10:13:34,502 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:13:34,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:13:34,503 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:13:34,503 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:13:34,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:13:34,504 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:13:34,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:13:34,504 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:13:34,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:13:34,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:13:34,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:13:34,505 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:13:34,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:13:34,505 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:13:34,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:13:34,505 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:13:34,505 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:13:34,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:13:34,516 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:13:34,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:13:34,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:13:34,517 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:13:34,517 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:13:34,517 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:13:34,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:13:34,517 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:13:34,518 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 10:13:34,518 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_3c525d04-df32-4d9b-9f3c-8fce383d0f5d/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> 5303874c80af7895af30658ddb150419e6d5cfe6 [2019-10-22 10:13:34,548 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:13:34,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:13:34,561 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:13:34,562 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:13:34,562 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:13:34,563 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3c525d04-df32-4d9b-9f3c-8fce383d0f5d/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--storage--usb-storage.ko-entry_point.cil.out.i [2019-10-22 10:13:34,613 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3c525d04-df32-4d9b-9f3c-8fce383d0f5d/bin/ukojak/data/9bdcac88b/30e9b695103b481ca61dfb568b951467/FLAGe264f15a4 [2019-10-22 10:13:35,396 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:13:35,397 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3c525d04-df32-4d9b-9f3c-8fce383d0f5d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--storage--usb-storage.ko-entry_point.cil.out.i [2019-10-22 10:13:35,456 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3c525d04-df32-4d9b-9f3c-8fce383d0f5d/bin/ukojak/data/9bdcac88b/30e9b695103b481ca61dfb568b951467/FLAGe264f15a4 [2019-10-22 10:13:35,879 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3c525d04-df32-4d9b-9f3c-8fce383d0f5d/bin/ukojak/data/9bdcac88b/30e9b695103b481ca61dfb568b951467 [2019-10-22 10:13:35,882 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:13:35,883 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:13:35,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:13:35,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:13:35,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:13:35,888 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:13:35" (1/1) ... [2019-10-22 10:13:35,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c1ca53d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:35, skipping insertion in model container [2019-10-22 10:13:35,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:13:35" (1/1) ... [2019-10-22 10:13:35,897 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:13:36,101 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:13:37,589 ERROR L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: usb_stor_dbg [2019-10-22 10:13:37,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3bd4c5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:37, skipping insertion in model container [2019-10-22 10:13:37,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:13:37,596 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-10-22 10:13:37,599 INFO L168 Benchmark]: Toolchain (without parser) took 1713.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 922.9 MB in the beginning and 1.1 GB in the end (delta: -193.4 MB). Peak memory consumption was 82.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:37,600 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:13:37,601 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1711.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 922.9 MB in the beginning and 1.1 GB in the end (delta: -193.4 MB). Peak memory consumption was 82.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:37,603 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1711.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 922.9 MB in the beginning and 1.1 GB in the end (delta: -193.4 MB). Peak memory consumption was 82.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5310]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: usb_stor_dbg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...