./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH --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 029ab947321d0a5366b44ca0e0d0941f6e2a0d1b98ca54fa1797a6f5333c3c92 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:21:07,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:21:07,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:21:07,562 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:21:07,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:21:07,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:21:07,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:21:07,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:21:07,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:21:07,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:21:07,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:21:07,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:21:07,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:21:07,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:21:07,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:21:07,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:21:07,610 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:21:07,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:21:07,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:21:07,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:21:07,630 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:21:07,631 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:21:07,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:21:07,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:21:07,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:21:07,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:21:07,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:21:07,655 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:21:07,656 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:21:07,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:21:07,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:21:07,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:21:07,663 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:21:07,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:21:07,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:21:07,667 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:21:07,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:21:07,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:21:07,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:21:07,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:21:07,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:21:07,671 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-03 04:21:07,733 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:21:07,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:21:07,735 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:21:07,735 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:21:07,735 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:21:07,736 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:21:07,736 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:21:07,736 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:21:07,737 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:21:07,737 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:21:07,738 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:21:07,739 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:21:07,739 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:21:07,739 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:21:07,740 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:21:07,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:21:07,741 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:21:07,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:21:07,741 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:21:07,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:21:07,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:21:07,742 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:21:07,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:21:07,743 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:21:07,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:21:07,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:21:07,744 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:21:07,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:21:07,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:21:07,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:21:07,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:21:07,745 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:21:07,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:21:07,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:21:07,746 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:21:07,746 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:21:07,747 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_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 029ab947321d0a5366b44ca0e0d0941f6e2a0d1b98ca54fa1797a6f5333c3c92 [2021-11-03 04:21:08,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:21:08,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:21:08,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:21:08,096 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:21:08,097 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:21:08,099 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-03 04:21:08,202 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/data/0ee7ece37/24802f8591e1453b96b8995484388ff2/FLAGc66df2cc0 [2021-11-03 04:21:09,647 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:21:09,649 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-03 04:21:09,852 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/data/0ee7ece37/24802f8591e1453b96b8995484388ff2/FLAGc66df2cc0 [2021-11-03 04:21:10,070 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/data/0ee7ece37/24802f8591e1453b96b8995484388ff2 [2021-11-03 04:21:10,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:21:10,075 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:21:10,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:21:10,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:21:10,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:21:10,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:21:10" (1/1) ... [2021-11-03 04:21:10,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c350584 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:21:10, skipping insertion in model container [2021-11-03 04:21:10,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:21:10" (1/1) ... [2021-11-03 04:21:10,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:21:10,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:21:16,796 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:16,799 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:16,800 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:16,802 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:16,878 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:16,879 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:16,880 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:16,883 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:16,883 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:16,884 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:16,885 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:16,899 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:16,900 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:16,900 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:17,369 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:17,370 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:17,998 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:18,012 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:18,016 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:18,033 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:18,039 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:21:18,251 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-11-03 04:21:18,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@167f1608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:21:18, skipping insertion in model container [2021-11-03 04:21:18,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:21:18,253 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 04:21:18,257 INFO L168 Benchmark]: Toolchain (without parser) took 8179.58 ms. Allocated memory was 132.1 MB in the beginning and 264.2 MB in the end (delta: 132.1 MB). Free memory was 84.7 MB in the beginning and 134.3 MB in the end (delta: -49.6 MB). Peak memory consumption was 96.8 MB. Max. memory is 16.1 GB. [2021-11-03 04:21:18,259 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 96.5 MB. Free memory was 65.9 MB in the beginning and 65.9 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:21:18,260 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8174.67 ms. Allocated memory was 132.1 MB in the beginning and 264.2 MB in the end (delta: 132.1 MB). Free memory was 84.3 MB in the beginning and 134.3 MB in the end (delta: -50.0 MB). Peak memory consumption was 94.7 MB. Max. memory is 16.1 GB. [2021-11-03 04:21:18,263 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 96.5 MB. Free memory was 65.9 MB in the beginning and 65.9 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8174.67 ms. Allocated memory was 132.1 MB in the beginning and 264.2 MB in the end (delta: 132.1 MB). Free memory was 84.3 MB in the beginning and 134.3 MB in the end (delta: -50.0 MB). Peak memory consumption was 94.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15103]: 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_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH --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 029ab947321d0a5366b44ca0e0d0941f6e2a0d1b98ca54fa1797a6f5333c3c92 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:21:20,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:21:20,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:21:20,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:21:20,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:21:20,569 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:21:20,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:21:20,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:21:20,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:21:20,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:21:20,588 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:21:20,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:21:20,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:21:20,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:21:20,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:21:20,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:21:20,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:21:20,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:21:20,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:21:20,611 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:21:20,613 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:21:20,614 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:21:20,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:21:20,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:21:20,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:21:20,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:21:20,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:21:20,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:21:20,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:21:20,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:21:20,632 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:21:20,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:21:20,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:21:20,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:21:20,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:21:20,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:21:20,639 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:21:20,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:21:20,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:21:20,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:21:20,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:21:20,643 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-03 04:21:20,684 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:21:20,685 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:21:20,686 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:21:20,686 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:21:20,686 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:21:20,687 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:21:20,687 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:21:20,687 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:21:20,687 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:21:20,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:21:20,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:21:20,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:21:20,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:21:20,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:21:20,691 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:21:20,691 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 04:21:20,691 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 04:21:20,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:21:20,691 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:21:20,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:21:20,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:21:20,692 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 04:21:20,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:21:20,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:21:20,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:21:20,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:21:20,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:21:20,694 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 04:21:20,694 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 04:21:20,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:21:20,694 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:21:20,694 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:21:20,695 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_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 029ab947321d0a5366b44ca0e0d0941f6e2a0d1b98ca54fa1797a6f5333c3c92 [2021-11-03 04:21:21,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:21:21,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:21:21,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:21:21,153 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:21:21,154 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:21:21,155 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-03 04:21:21,238 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/data/b6c67254e/591b55d986dc4e7d900a19cbba4fe202/FLAG7a4ef02c7 [2021-11-03 04:21:22,750 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:21:22,751 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-03 04:21:22,845 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/data/b6c67254e/591b55d986dc4e7d900a19cbba4fe202/FLAG7a4ef02c7 [2021-11-03 04:21:23,154 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e511fdc-57ec-46f7-8ffa-207bb0abdf43/bin/utaipan-aC7eJsxGYH/data/b6c67254e/591b55d986dc4e7d900a19cbba4fe202 [2021-11-03 04:21:23,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:21:23,158 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:21:23,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:21:23,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:21:23,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:21:23,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:21:23" (1/1) ... [2021-11-03 04:21:23,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5512cb15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:21:23, skipping insertion in model container [2021-11-03 04:21:23,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:21:23" (1/1) ... [2021-11-03 04:21:23,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:21:23,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:21:30,957 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-11-03 04:21:30,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4df3e777 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:21:30, skipping insertion in model container [2021-11-03 04:21:30,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:21:30,958 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 04:21:30,961 INFO L168 Benchmark]: Toolchain (without parser) took 7801.00 ms. Allocated memory was 88.1 MB in the beginning and 270.5 MB in the end (delta: 182.5 MB). Free memory was 43.9 MB in the beginning and 159.6 MB in the end (delta: -115.8 MB). Peak memory consumption was 67.6 MB. Max. memory is 16.1 GB. [2021-11-03 04:21:30,962 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 67.1 MB. Free memory was 49.0 MB in the beginning and 48.9 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:21:30,963 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7798.53 ms. Allocated memory was 88.1 MB in the beginning and 270.5 MB in the end (delta: 182.5 MB). Free memory was 43.6 MB in the beginning and 159.6 MB in the end (delta: -116.0 MB). Peak memory consumption was 67.6 MB. Max. memory is 16.1 GB. [2021-11-03 04:21:30,965 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 67.1 MB. Free memory was 49.0 MB in the beginning and 48.9 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7798.53 ms. Allocated memory was 88.1 MB in the beginning and 270.5 MB in the end (delta: 182.5 MB). Free memory was 43.6 MB in the beginning and 159.6 MB in the end (delta: -116.0 MB). Peak memory consumption was 67.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15103]: 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