./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8 --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 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:46:40,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:46:40,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:46:40,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:46:40,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:46:40,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:46:40,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:46:40,471 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:46:40,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:46:40,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:46:40,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:46:40,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:46:40,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:46:40,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:46:40,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:46:40,483 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:46:40,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:46:40,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:46:40,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:46:40,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:46:40,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:46:40,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:46:40,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:46:40,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:46:40,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:46:40,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:46:40,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:46:40,504 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:46:40,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:46:40,506 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:46:40,506 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:46:40,507 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:46:40,509 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:46:40,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:46:40,511 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:46:40,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:46:40,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:46:40,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:46:40,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:46:40,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:46:40,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:46:40,517 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:46:40,547 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:46:40,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:46:40,548 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:46:40,548 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:46:40,548 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:46:40,549 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:46:40,549 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:46:40,549 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:46:40,549 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:46:40,549 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:46:40,550 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:46:40,550 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:46:40,550 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:46:40,550 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:46:40,550 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:46:40,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:46:40,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:46:40,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:46:40,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:46:40,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:46:40,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:46:40,552 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:46:40,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:46:40,553 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:46:40,553 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:46:40,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:46:40,554 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:46:40,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:46:40,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:46:40,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:46:40,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:46:40,560 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:46:40,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:46:40,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:46:40,561 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:46:40,561 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:46:40,562 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_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 [2021-11-07 01:46:40,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:46:40,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:46:40,867 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:46:40,869 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:46:40,869 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:46:40,870 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-07 01:46:40,937 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/data/1a44f5596/b72ee2324176405eb8878447e773950b/FLAG035d3de7d [2021-11-07 01:46:42,296 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:46:42,297 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-07 01:46:42,458 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/data/1a44f5596/b72ee2324176405eb8878447e773950b/FLAG035d3de7d [2021-11-07 01:46:42,793 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/data/1a44f5596/b72ee2324176405eb8878447e773950b [2021-11-07 01:46:42,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:46:42,799 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:46:42,801 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:46:42,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:46:42,805 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:46:42,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:46:42" (1/1) ... [2021-11-07 01:46:42,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@665c5a3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:46:42, skipping insertion in model container [2021-11-07 01:46:42,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:46:42" (1/1) ... [2021-11-07 01:46:42,815 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:46:43,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:46:49,080 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:49,087 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:49,088 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:49,094 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:49,206 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:49,207 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:49,207 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:49,210 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:49,210 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:49,212 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:49,213 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:49,227 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:49,227 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:49,230 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:49,639 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:49,640 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:50,240 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:50,255 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:50,257 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:50,275 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:50,280 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:46:50,498 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-11-07 01:46:50,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@444d0bf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:46:50, skipping insertion in model container [2021-11-07 01:46:50,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:46:50,501 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:46:50,505 INFO L168 Benchmark]: Toolchain (without parser) took 7704.71 ms. Allocated memory was 136.3 MB in the beginning and 218.1 MB in the end (delta: 81.8 MB). Free memory was 95.0 MB in the beginning and 103.6 MB in the end (delta: -8.6 MB). Peak memory consumption was 95.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:46:50,507 INFO L168 Benchmark]: CDTParser took 0.60 ms. Allocated memory is still 109.1 MB. Free memory is still 62.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:46:50,509 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7700.28 ms. Allocated memory was 136.3 MB in the beginning and 218.1 MB in the end (delta: 81.8 MB). Free memory was 94.9 MB in the beginning and 103.6 MB in the end (delta: -8.7 MB). Peak memory consumption was 95.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:46:50,511 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 ms. Allocated memory is still 109.1 MB. Free memory is still 62.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7700.28 ms. Allocated memory was 136.3 MB in the beginning and 218.1 MB in the end (delta: 81.8 MB). Free memory was 94.9 MB in the beginning and 103.6 MB in the end (delta: -8.7 MB). Peak memory consumption was 95.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int 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_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8 --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 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:46:52,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:46:52,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:46:52,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:46:52,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:46:52,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:46:52,909 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:46:52,914 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:46:52,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:46:52,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:46:52,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:46:52,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:46:52,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:46:52,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:46:52,938 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:46:52,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:46:52,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:46:52,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:46:52,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:46:52,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:46:52,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:46:52,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:46:52,967 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:46:52,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:46:52,973 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:46:52,974 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:46:52,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:46:52,976 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:46:52,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:46:52,978 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:46:52,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:46:52,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:46:52,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:46:52,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:46:52,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:46:52,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:46:52,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:46:52,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:46:52,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:46:52,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:46:53,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:46:53,003 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:46:53,050 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:46:53,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:46:53,052 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:46:53,052 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:46:53,053 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:46:53,053 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:46:53,053 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:46:53,053 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:46:53,054 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:46:53,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:46:53,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:46:53,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:46:53,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:46:53,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:46:53,058 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:46:53,058 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:46:53,058 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:46:53,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:46:53,059 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:46:53,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:46:53,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:46:53,060 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:46:53,060 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:46:53,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:46:53,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:46:53,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:46:53,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:46:53,062 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:46:53,062 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:46:53,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:46:53,063 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:46:53,063 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:46:53,063 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_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 [2021-11-07 01:46:53,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:46:53,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:46:53,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:46:53,526 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:46:53,526 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:46:53,527 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-07 01:46:53,611 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/data/fbcfa0b8f/0106af9dbdac49198c44f7c2715cfc05/FLAG67e3ddb6f [2021-11-07 01:46:55,216 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:46:55,218 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-07 01:46:55,326 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/data/fbcfa0b8f/0106af9dbdac49198c44f7c2715cfc05/FLAG67e3ddb6f [2021-11-07 01:46:55,568 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0821de4-3a72-4500-bb08-a0838fe0f4bf/bin/utaipan-UUZaoUuFF8/data/fbcfa0b8f/0106af9dbdac49198c44f7c2715cfc05 [2021-11-07 01:46:55,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:46:55,573 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:46:55,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:46:55,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:46:55,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:46:55,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:46:55" (1/1) ... [2021-11-07 01:46:55,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b86306c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:46:55, skipping insertion in model container [2021-11-07 01:46:55,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:46:55" (1/1) ... [2021-11-07 01:46:55,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:46:56,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:47:03,777 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-11-07 01:47:03,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65fd138b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:47:03, skipping insertion in model container [2021-11-07 01:47:03,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:47:03,780 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:47:03,784 INFO L168 Benchmark]: Toolchain (without parser) took 8208.35 ms. Allocated memory was 96.5 MB in the beginning and 230.7 MB in the end (delta: 134.2 MB). Free memory was 52.0 MB in the beginning and 109.2 MB in the end (delta: -57.2 MB). Peak memory consumption was 82.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:47:03,785 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 62.9 MB. Free memory was 43.1 MB in the beginning and 43.1 MB in the end (delta: 50.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:47:03,788 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8205.67 ms. Allocated memory was 96.5 MB in the beginning and 230.7 MB in the end (delta: 134.2 MB). Free memory was 51.7 MB in the beginning and 109.2 MB in the end (delta: -57.5 MB). Peak memory consumption was 82.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:47:03,790 INFO L339 ainManager$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 62.9 MB. Free memory was 43.1 MB in the beginning and 43.1 MB in the end (delta: 50.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8205.67 ms. Allocated memory was 96.5 MB in the beginning and 230.7 MB in the end (delta: 134.2 MB). Free memory was 51.7 MB in the beginning and 109.2 MB in the end (delta: -57.5 MB). Peak memory consumption was 82.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT 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