./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 aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/config/TaipanReach.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_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V --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 c827a61b1bbb9c5c1e37f58d7d9f3265f099c14ea65a91f284702cf2a87c4d7f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:55:59,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:55:59,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:55:59,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:55:59,158 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:55:59,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:55:59,162 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:55:59,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:55:59,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:55:59,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:55:59,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:55:59,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:55:59,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:55:59,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:55:59,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:55:59,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:55:59,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:55:59,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:55:59,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:55:59,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:55:59,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:55:59,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:55:59,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:55:59,206 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:55:59,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:55:59,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:55:59,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:55:59,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:55:59,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:55:59,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:55:59,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:55:59,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:55:59,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:55:59,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:55:59,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:55:59,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:55:59,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:55:59,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:55:59,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:55:59,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:55:59,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:55:59,227 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 01:55:59,279 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:55:59,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:55:59,280 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 01:55:59,281 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 01:55:59,288 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:55:59,289 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 01:55:59,289 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 01:55:59,289 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 01:55:59,289 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 01:55:59,289 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 01:55:59,290 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 01:55:59,290 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 01:55:59,290 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 01:55:59,290 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 01:55:59,290 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 01:55:59,291 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 01:55:59,291 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 01:55:59,291 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 01:55:59,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:55:59,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:55:59,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:55:59,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:55:59,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:55:59,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:55:59,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:55:59,294 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:55:59,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:55:59,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:55:59,295 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 01:55:59,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:55:59,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:55:59,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:55:59,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:55:59,296 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 01:55:59,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:55:59,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:55:59,296 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 01:55:59,297 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:55:59,297 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_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c827a61b1bbb9c5c1e37f58d7d9f3265f099c14ea65a91f284702cf2a87c4d7f [2021-11-23 01:55:59,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:55:59,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:55:59,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:55:59,637 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:55:59,638 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:55:59,640 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/../../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 [2021-11-23 01:55:59,723 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/data/0852f57f5/e67240df1be84112bda3c7efc2dc2d05/FLAG302857493 [2021-11-23 01:56:01,021 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:56:01,023 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/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 [2021-11-23 01:56:01,128 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/data/0852f57f5/e67240df1be84112bda3c7efc2dc2d05/FLAG302857493 [2021-11-23 01:56:01,582 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/data/0852f57f5/e67240df1be84112bda3c7efc2dc2d05 [2021-11-23 01:56:01,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:56:01,588 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:56:01,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:56:01,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:56:01,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:56:01,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:56:01" (1/1) ... [2021-11-23 01:56:01,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37c37702 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:01, skipping insertion in model container [2021-11-23 01:56:01,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:56:01" (1/1) ... [2021-11-23 01:56:01,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:56:01,970 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:56:06,021 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2021-11-23 01:56:06,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@42af2ec7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:06, skipping insertion in model container [2021-11-23 01:56:06,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:56:06,022 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 01:56:06,025 INFO L158 Benchmark]: Toolchain (without parser) took 4435.51ms. Allocated memory was 96.5MB in the beginning and 207.6MB in the end (delta: 111.1MB). Free memory was 46.0MB in the beginning and 120.6MB in the end (delta: -74.6MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2021-11-23 01:56:06,026 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 96.5MB. Free memory was 69.0MB in the beginning and 68.9MB in the end (delta: 29.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:56:06,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4431.62ms. Allocated memory was 96.5MB in the beginning and 207.6MB in the end (delta: 111.1MB). Free memory was 45.7MB in the beginning and 120.6MB in the end (delta: -74.9MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2021-11-23 01:56:06,029 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 96.5MB. Free memory was 69.0MB in the beginning and 68.9MB in the end (delta: 29.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4431.62ms. Allocated memory was 96.5MB in the beginning and 207.6MB in the end (delta: 111.1MB). Free memory was 45.7MB in the beginning and 120.6MB in the end (delta: -74.9MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/config/TaipanReach.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_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V --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 c827a61b1bbb9c5c1e37f58d7d9f3265f099c14ea65a91f284702cf2a87c4d7f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:56:08,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:56:08,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:56:08,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:56:08,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:56:08,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:56:08,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:56:08,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:56:08,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:56:08,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:56:08,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:56:08,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:56:08,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:56:08,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:56:08,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:56:08,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:56:08,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:56:08,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:56:08,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:56:08,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:56:08,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:56:08,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:56:08,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:56:08,395 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:56:08,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:56:08,399 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:56:08,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:56:08,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:56:08,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:56:08,408 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:56:08,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:56:08,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:56:08,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:56:08,414 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:56:08,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:56:08,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:56:08,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:56:08,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:56:08,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:56:08,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:56:08,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:56:08,424 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 01:56:08,469 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:56:08,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:56:08,470 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 01:56:08,470 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 01:56:08,471 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:56:08,471 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 01:56:08,472 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 01:56:08,472 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 01:56:08,472 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 01:56:08,473 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 01:56:08,474 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 01:56:08,474 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 01:56:08,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:56:08,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:56:08,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:56:08,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:56:08,477 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:56:08,477 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:56:08,478 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:56:08,478 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:56:08,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:56:08,479 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:56:08,479 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:56:08,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:56:08,480 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 01:56:08,480 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 01:56:08,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:56:08,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:56:08,481 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:56:08,481 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:56:08,482 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:56:08,482 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:56:08,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:56:08,483 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 01:56:08,483 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:56:08,483 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_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c827a61b1bbb9c5c1e37f58d7d9f3265f099c14ea65a91f284702cf2a87c4d7f [2021-11-23 01:56:08,947 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:56:08,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:56:08,987 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:56:08,988 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:56:08,994 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:56:08,996 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/../../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 [2021-11-23 01:56:09,090 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/data/b2cd9070c/2dbcd37485f048df93d9fcd1d8218876/FLAG80efa79b6 [2021-11-23 01:56:10,397 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:56:10,398 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/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 [2021-11-23 01:56:10,509 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/data/b2cd9070c/2dbcd37485f048df93d9fcd1d8218876/FLAG80efa79b6 [2021-11-23 01:56:11,001 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8605180c-9e9d-4bce-b2c5-db28a20607f5/bin/utaipan-EQgc7hIp5V/data/b2cd9070c/2dbcd37485f048df93d9fcd1d8218876 [2021-11-23 01:56:11,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:56:11,006 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:56:11,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:56:11,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:56:11,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:56:11,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:56:11" (1/1) ... [2021-11-23 01:56:11,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77ec4c63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:11, skipping insertion in model container [2021-11-23 01:56:11,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:56:11" (1/1) ... [2021-11-23 01:56:11,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:56:11,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:56:14,745 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2021-11-23 01:56:14,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ae36dbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:14, skipping insertion in model container [2021-11-23 01:56:14,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:56:14,751 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 01:56:14,753 INFO L158 Benchmark]: Toolchain (without parser) took 3746.08ms. Allocated memory was 86.0MB in the beginning and 123.7MB in the end (delta: 37.7MB). Free memory was 40.1MB in the beginning and 75.6MB in the end (delta: -35.5MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2021-11-23 01:56:14,755 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 86.0MB. Free memory was 67.7MB in the beginning and 67.6MB in the end (delta: 75.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:56:14,757 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3739.35ms. Allocated memory was 86.0MB in the beginning and 123.7MB in the end (delta: 37.7MB). Free memory was 39.9MB in the beginning and 75.6MB in the end (delta: -35.8MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2021-11-23 01:56:14,759 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 86.0MB. Free memory was 67.7MB in the beginning and 67.6MB in the end (delta: 75.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3739.35ms. Allocated memory was 86.0MB in the beginning and 123.7MB in the end (delta: 37.7MB). Free memory was 39.9MB in the beginning and 75.6MB in the end (delta: -35.8MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN