./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--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF --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 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:24:29,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:24:29,979 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:24:30,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:24:30,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:24:30,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:24:30,057 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:24:30,059 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:24:30,061 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:24:30,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:24:30,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:24:30,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:24:30,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:24:30,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:24:30,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:24:30,079 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:24:30,086 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:24:30,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:24:30,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:24:30,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:24:30,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:24:30,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:24:30,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:24:30,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:24:30,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:24:30,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:24:30,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:24:30,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:24:30,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:24:30,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:24:30,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:24:30,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:24:30,133 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:24:30,134 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:24:30,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:24:30,137 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:24:30,138 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:24:30,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:24:30,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:24:30,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:24:30,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:24:30,142 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-12 22:24:30,192 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:24:30,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:24:30,194 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:24:30,194 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:24:30,195 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:24:30,195 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:24:30,195 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:24:30,196 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 22:24:30,196 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:24:30,196 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:24:30,197 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 22:24:30,198 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 22:24:30,198 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:24:30,198 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 22:24:30,199 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 22:24:30,199 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 22:24:30,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:24:30,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:24:30,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:24:30,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:24:30,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:24:30,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:24:30,202 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:24:30,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:24:30,203 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:24:30,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:24:30,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:24:30,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:24:30,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:24:30,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:24:30,207 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:24:30,207 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:24:30,208 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 22:24:30,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 22:24:30,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:24:30,209 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:24:30,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:24:30,209 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_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 [2021-11-12 22:24:30,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:24:30,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:24:30,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:24:30,573 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:24:30,574 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:24:30,576 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-11-12 22:24:30,682 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/data/8a8c5ce2c/3b29feb9997e4c2c9633845036a7983e/FLAG76082f16c [2021-11-12 22:24:32,441 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:24:32,443 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-11-12 22:24:32,589 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/data/8a8c5ce2c/3b29feb9997e4c2c9633845036a7983e/FLAG76082f16c [2021-11-12 22:24:33,064 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/data/8a8c5ce2c/3b29feb9997e4c2c9633845036a7983e [2021-11-12 22:24:33,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:24:33,068 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:24:33,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:24:33,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:24:33,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:24:33,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:24:33" (1/1) ... [2021-11-12 22:24:33,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@699dc6f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:24:33, skipping insertion in model container [2021-11-12 22:24:33,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:24:33" (1/1) ... [2021-11-12 22:24:33,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:24:33,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:24:44,613 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:44,616 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:44,617 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:44,619 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:44,840 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:44,841 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:44,842 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:44,846 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:44,846 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:44,847 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:44,851 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:44,881 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:44,881 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:44,882 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:45,592 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:45,622 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:45,625 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:45,656 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:45,659 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:45,936 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-11-12 22:24:45,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@56440e41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:24:45, skipping insertion in model container [2021-11-12 22:24:45,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:24:45,938 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 22:24:45,941 INFO L158 Benchmark]: Toolchain (without parser) took 12871.32ms. Allocated memory was 136.3MB in the beginning and 228.6MB in the end (delta: 92.3MB). Free memory was 82.5MB in the beginning and 141.4MB in the end (delta: -58.9MB). Peak memory consumption was 145.1MB. Max. memory is 16.1GB. [2021-11-12 22:24:45,942 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 98.6MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:24:45,943 INFO L158 Benchmark]: CACSL2BoogieTranslator took 12868.51ms. Allocated memory was 136.3MB in the beginning and 228.6MB in the end (delta: 92.3MB). Free memory was 82.5MB in the beginning and 141.4MB in the end (delta: -58.9MB). Peak memory consumption was 145.1MB. Max. memory is 16.1GB. [2021-11-12 22:24:45,945 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 98.6MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 12868.51ms. Allocated memory was 136.3MB in the beginning and 228.6MB in the end (delta: 92.3MB). Free memory was 82.5MB in the beginning and 141.4MB in the end (delta: -58.9MB). Peak memory consumption was 145.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13620]: 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_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF --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 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:24:48,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:24:48,811 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:24:48,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:24:48,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:24:48,890 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:24:48,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:24:48,900 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:24:48,904 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:24:48,913 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:24:48,915 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:24:48,918 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:24:48,918 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:24:48,922 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:24:48,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:24:48,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:24:48,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:24:48,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:24:48,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:24:48,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:24:48,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:24:48,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:24:48,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:24:48,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:24:48,968 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:24:48,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:24:48,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:24:48,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:24:48,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:24:48,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:24:48,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:24:48,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:24:48,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:24:48,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:24:48,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:24:48,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:24:49,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:24:49,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:24:49,001 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:24:49,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:24:49,004 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:24:49,010 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-12 22:24:49,069 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:24:49,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:24:49,072 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:24:49,072 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:24:49,072 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:24:49,073 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:24:49,073 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:24:49,073 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:24:49,075 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:24:49,075 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:24:49,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:24:49,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:24:49,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:24:49,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:24:49,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:24:49,080 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:24:49,080 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 22:24:49,081 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 22:24:49,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:24:49,081 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:24:49,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:24:49,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:24:49,082 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 22:24:49,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:24:49,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:24:49,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:24:49,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:24:49,084 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:24:49,084 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 22:24:49,084 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 22:24:49,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:24:49,085 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:24:49,085 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:24:49,085 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_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 [2021-11-12 22:24:49,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:24:49,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:24:49,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:24:49,655 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:24:49,656 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:24:49,658 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-11-12 22:24:49,750 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/data/33138bcbe/a4b40e3dbaba4991a30160659206d755/FLAG59776af64 [2021-11-12 22:24:51,791 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:24:51,792 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-11-12 22:24:52,025 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/data/33138bcbe/a4b40e3dbaba4991a30160659206d755/FLAG59776af64 [2021-11-12 22:24:52,264 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79999aa2-15a9-4155-b6b9-13db268cb33f/bin/utaipan-vmNK8stdcF/data/33138bcbe/a4b40e3dbaba4991a30160659206d755 [2021-11-12 22:24:52,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:24:52,270 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:24:52,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:24:52,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:24:52,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:24:52,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:24:52" (1/1) ... [2021-11-12 22:24:52,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61697523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:24:52, skipping insertion in model container [2021-11-12 22:24:52,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:24:52" (1/1) ... [2021-11-12 22:24:52,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:24:52,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:25:04,565 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-11-12 22:25:04,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@59a7ea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:25:04, skipping insertion in model container [2021-11-12 22:25:04,567 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:25:04,568 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 22:25:04,571 INFO L158 Benchmark]: Toolchain (without parser) took 12299.22ms. Allocated memory was 100.7MB in the beginning and 188.7MB in the end (delta: 88.1MB). Free memory was 51.1MB in the beginning and 72.6MB in the end (delta: -21.5MB). Peak memory consumption was 98.7MB. Max. memory is 16.1GB. [2021-11-12 22:25:04,572 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:25:04,577 INFO L158 Benchmark]: CACSL2BoogieTranslator took 12294.63ms. Allocated memory was 100.7MB in the beginning and 188.7MB in the end (delta: 88.1MB). Free memory was 50.9MB in the beginning and 72.6MB in the end (delta: -21.7MB). Peak memory consumption was 98.7MB. Max. memory is 16.1GB. [2021-11-12 22:25:04,579 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 12294.63ms. Allocated memory was 100.7MB in the beginning and 188.7MB in the end (delta: 88.1MB). Free memory was 50.9MB in the beginning and 72.6MB in the end (delta: -21.7MB). Peak memory consumption was 98.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13620]: 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