./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4ef7d52d80eb14a8d7f5fde53a02491e3e9759df ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4ef7d52d80eb14a8d7f5fde53a02491e3e9759df ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:16:55,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:16:55,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:16:55,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:16:55,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:16:55,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:16:55,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:16:55,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:16:55,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:16:55,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:16:55,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:16:55,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:16:55,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:16:55,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:16:55,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:16:55,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:16:55,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:16:55,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:16:55,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:16:55,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:16:55,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:16:55,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:16:55,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:16:55,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:16:55,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:16:55,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:16:55,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:16:55,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:16:55,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:16:55,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:16:55,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:16:55,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:16:55,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:16:55,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:16:55,445 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:16:55,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:16:55,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:16:55,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:16:55,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:16:55,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:16:55,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:16:55,457 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-24 22:16:55,502 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:16:55,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:16:55,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:16:55,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:16:55,508 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:16:55,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:16:55,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:16:55,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:16:55,511 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 22:16:55,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:16:55,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 22:16:55,513 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:16:55,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 22:16:55,517 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:16:55,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 22:16:55,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:16:55,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:16:55,518 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:16:55,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:16:55,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:16:55,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:16:55,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:16:55,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 22:16:55,522 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:16:55,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:16:55,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 22:16:55,523 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:16:55,526 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> 4ef7d52d80eb14a8d7f5fde53a02491e3e9759df [2019-11-24 22:16:56,191 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:16:56,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:16:56,235 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:16:56,239 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:16:56,244 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:16:56,245 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-11-24 22:16:56,404 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d86c4ef2d/ef6f1b44d00f46068d7a45ea0fc20124/FLAG40283d188 [2019-11-24 22:16:58,991 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:16:58,992 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-11-24 22:16:59,199 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d86c4ef2d/ef6f1b44d00f46068d7a45ea0fc20124/FLAG40283d188 [2019-11-24 22:16:59,235 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d86c4ef2d/ef6f1b44d00f46068d7a45ea0fc20124 [2019-11-24 22:16:59,244 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:16:59,246 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 22:16:59,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:16:59,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:16:59,252 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:16:59,253 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:59" (1/1) ... [2019-11-24 22:16:59,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1337672f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:59, skipping insertion in model container [2019-11-24 22:16:59,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:59" (1/1) ... [2019-11-24 22:16:59,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:16:59,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:17:07,785 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:07,805 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:07,808 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:07,817 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:08,003 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:08,005 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:08,009 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:08,027 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:08,029 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:08,031 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:08,034 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:08,063 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:08,066 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:08,067 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:08,961 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:08,962 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:10,217 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:10,248 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:10,257 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:10,287 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:10,294 WARN L542 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-11-24 22:17:10,689 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 [2019-11-24 22:17:10,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25838607 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:10, skipping insertion in model container [2019-11-24 22:17:10,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:17:10,696 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-24 22:17:10,705 INFO L168 Benchmark]: Toolchain (without parser) took 11452.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 927.1 MB in the beginning and 780.9 MB in the end (delta: 146.2 MB). Peak memory consumption was 155.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:17:10,707 INFO L168 Benchmark]: CDTParser took 0.71 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:17:10,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11447.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 927.1 MB in the beginning and 780.9 MB in the end (delta: 146.2 MB). Peak memory consumption was 155.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:17:10,716 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 11447.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 927.1 MB in the beginning and 780.9 MB in the end (delta: 146.2 MB). Peak memory consumption was 155.8 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 22:17:14,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:17:14,761 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:17:14,788 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:17:14,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:17:14,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:17:14,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:17:14,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:17:14,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:17:14,833 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:17:14,838 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:17:14,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:17:14,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:17:14,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:17:14,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:17:14,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:17:14,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:17:14,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:17:14,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:17:14,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:17:14,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:17:14,894 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:17:14,897 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:17:14,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:17:14,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:17:14,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:17:14,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:17:14,915 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:17:14,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:17:14,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:17:14,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:17:14,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:17:14,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:17:14,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:17:14,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:17:14,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:17:14,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:17:14,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:17:14,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:17:14,938 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:17:14,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:17:14,945 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-24 22:17:14,988 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:17:14,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:17:14,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:17:14,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:17:14,995 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:17:14,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:17:14,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:17:14,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 22:17:14,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:17:14,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 22:17:15,000 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:17:15,000 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:17:15,003 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:17:15,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 22:17:15,004 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:17:15,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 22:17:15,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:17:15,005 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:17:15,005 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:17:15,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:17:15,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:17:15,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:17:15,009 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:17:15,009 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 22:17:15,009 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:17:15,010 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:17:15,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 22:17:15,011 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:17:15,011 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-24 22:17:15,013 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> 4ef7d52d80eb14a8d7f5fde53a02491e3e9759df [2019-11-24 22:17:15,536 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:17:15,567 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:17:15,576 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:17:15,578 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:17:15,581 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:17:15,582 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-11-24 22:17:15,739 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee3cee054/8c23b2f759bc42cb876b24a4ba0746fd/FLAGa3d125872 [2019-11-24 22:17:18,541 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:17:18,542 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-11-24 22:17:18,811 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee3cee054/8c23b2f759bc42cb876b24a4ba0746fd/FLAGa3d125872 [2019-11-24 22:17:18,850 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee3cee054/8c23b2f759bc42cb876b24a4ba0746fd [2019-11-24 22:17:18,859 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:17:18,864 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 22:17:18,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:17:18,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:17:18,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:17:18,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:18" (1/1) ... [2019-11-24 22:17:18,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bba92c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18, skipping insertion in model container [2019-11-24 22:17:18,889 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:18" (1/1) ... [2019-11-24 22:17:18,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:17:19,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:17:31,350 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2019-11-24 22:17:31,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f78a82e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:31, skipping insertion in model container [2019-11-24 22:17:31,355 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:17:31,356 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-24 22:17:31,365 INFO L168 Benchmark]: Toolchain (without parser) took 12495.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 921.3 MB in the beginning and 775.7 MB in the end (delta: 145.6 MB). Peak memory consumption was 155.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:17:31,367 INFO L168 Benchmark]: CDTParser took 0.87 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:17:31,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12487.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 921.3 MB in the beginning and 775.7 MB in the end (delta: 145.6 MB). Peak memory consumption was 155.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:17:31,376 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 12487.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 921.3 MB in the beginning and 775.7 MB in the end (delta: 145.6 MB). Peak memory consumption was 155.8 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: 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...