./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan --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 087f5c7675216216784da9a1af43af80d1a1b1b9 ........................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan --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 087f5c7675216216784da9a1af43af80d1a1b1b9 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 14:27:20,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 14:27:20,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 14:27:20,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 14:27:20,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 14:27:20,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 14:27:20,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 14:27:20,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 14:27:20,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 14:27:20,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 14:27:20,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 14:27:20,160 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 14:27:20,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 14:27:20,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 14:27:20,163 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 14:27:20,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 14:27:20,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 14:27:20,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 14:27:20,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 14:27:20,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 14:27:20,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 14:27:20,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 14:27:20,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 14:27:20,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 14:27:20,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 14:27:20,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 14:27:20,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 14:27:20,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 14:27:20,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 14:27:20,178 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 14:27:20,178 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 14:27:20,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 14:27:20,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 14:27:20,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 14:27:20,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 14:27:20,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 14:27:20,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 14:27:20,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 14:27:20,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 14:27:20,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 14:27:20,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 14:27:20,184 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-12-09 14:27:20,202 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 14:27:20,202 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 14:27:20,203 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 14:27:20,203 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 14:27:20,203 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 14:27:20,203 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 14:27:20,204 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 14:27:20,204 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 14:27:20,204 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 14:27:20,204 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 14:27:20,204 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 14:27:20,204 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 14:27:20,204 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 14:27:20,204 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 14:27:20,205 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 14:27:20,205 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 14:27:20,205 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 14:27:20,205 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 14:27:20,205 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 14:27:20,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 14:27:20,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 14:27:20,206 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 14:27:20,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 14:27:20,206 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 14:27:20,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 14:27:20,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 14:27:20,206 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 14:27:20,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 14:27:20,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 14:27:20,207 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 14:27:20,207 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 14:27:20,207 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 14:27:20,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 14:27:20,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 14:27:20,207 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 14:27:20,208 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 14:27:20,208 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-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 087f5c7675216216784da9a1af43af80d1a1b1b9 [2020-12-09 14:27:20,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 14:27:20,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 14:27:20,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 14:27:20,405 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 14:27:20,406 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 14:27:20,407 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-12-09 14:27:20,455 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/data/9e7367c15/f3b6896ad9f54ea9868725509dc57ed3/FLAG7cab9697d [2020-12-09 14:27:21,306 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 14:27:21,307 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-12-09 14:27:21,360 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/data/9e7367c15/f3b6896ad9f54ea9868725509dc57ed3/FLAG7cab9697d [2020-12-09 14:27:21,430 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/data/9e7367c15/f3b6896ad9f54ea9868725509dc57ed3 [2020-12-09 14:27:21,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 14:27:21,434 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 14:27:21,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 14:27:21,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 14:27:21,438 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 14:27:21,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:27:21" (1/1) ... [2020-12-09 14:27:21,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@429b2c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:27:21, skipping insertion in model container [2020-12-09 14:27:21,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:27:21" (1/1) ... [2020-12-09 14:27:21,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 14:27:21,622 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 14:27:25,714 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:25,716 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:25,717 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:25,718 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:25,773 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:25,774 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:25,775 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:25,776 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:25,777 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:25,777 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:25,778 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:25,788 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:25,789 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:25,789 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:26,067 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:26,068 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:26,512 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:26,522 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:26,524 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:26,535 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:26,536 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 14:27:26,680 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2020-12-09 14:27:26,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f7725b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:27:26, skipping insertion in model container [2020-12-09 14:27:26,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 14:27:26,680 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 14:27:26,682 INFO L168 Benchmark]: Toolchain (without parser) took 5247.14 ms. Allocated memory was 123.7 MB in the beginning and 157.3 MB in the end (delta: 33.6 MB). Free memory was 72.1 MB in the beginning and 68.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 56.9 MB. Max. memory is 16.1 GB. [2020-12-09 14:27:26,683 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 79.7 MB. Free memory is still 59.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 14:27:26,683 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5244.99 ms. Allocated memory was 123.7 MB in the beginning and 157.3 MB in the end (delta: 33.6 MB). Free memory was 72.1 MB in the beginning and 68.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 56.9 MB. Max. memory is 16.1 GB. [2020-12-09 14:27:26,684 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 79.7 MB. Free memory is still 59.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5244.99 ms. Allocated memory was 123.7 MB in the beginning and 157.3 MB in the end (delta: 33.6 MB). Free memory was 72.1 MB in the beginning and 68.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 56.9 MB. Max. memory is 16.1 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 0.2.0-7b2dab5 [2020-12-09 14:27:28,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 14:27:28,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 14:27:28,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 14:27:28,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 14:27:28,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 14:27:28,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 14:27:28,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 14:27:28,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 14:27:28,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 14:27:28,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 14:27:28,062 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 14:27:28,063 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 14:27:28,064 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 14:27:28,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 14:27:28,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 14:27:28,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 14:27:28,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 14:27:28,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 14:27:28,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 14:27:28,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 14:27:28,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 14:27:28,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 14:27:28,080 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 14:27:28,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 14:27:28,084 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 14:27:28,085 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 14:27:28,086 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 14:27:28,087 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 14:27:28,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 14:27:28,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 14:27:28,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 14:27:28,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 14:27:28,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 14:27:28,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 14:27:28,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 14:27:28,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 14:27:28,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 14:27:28,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 14:27:28,095 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 14:27:28,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 14:27:28,096 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-12-09 14:27:28,122 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 14:27:28,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 14:27:28,123 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 14:27:28,123 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 14:27:28,124 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 14:27:28,124 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 14:27:28,124 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 14:27:28,124 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 14:27:28,124 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 14:27:28,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 14:27:28,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 14:27:28,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 14:27:28,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 14:27:28,126 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 14:27:28,126 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 14:27:28,126 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 14:27:28,126 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 14:27:28,126 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 14:27:28,127 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 14:27:28,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 14:27:28,127 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 14:27:28,127 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 14:27:28,127 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 14:27:28,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 14:27:28,128 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 14:27:28,128 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 14:27:28,128 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 14:27:28,128 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 14:27:28,128 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 14:27:28,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 14:27:28,128 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 14:27:28,128 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 14:27:28,129 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-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 087f5c7675216216784da9a1af43af80d1a1b1b9 [2020-12-09 14:27:28,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 14:27:28,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 14:27:28,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 14:27:28,400 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 14:27:28,400 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 14:27:28,401 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-12-09 14:27:28,443 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/data/fdc1a0df9/9cd422da0fbc4efbbb4790fda77c42c8/FLAG1c66fb11b [2020-12-09 14:27:29,292 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 14:27:29,292 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-12-09 14:27:29,347 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/data/fdc1a0df9/9cd422da0fbc4efbbb4790fda77c42c8/FLAG1c66fb11b [2020-12-09 14:27:29,423 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8430aa9b-8fe7-48f4-86d2-17777595423e/bin/utaipan/data/fdc1a0df9/9cd422da0fbc4efbbb4790fda77c42c8 [2020-12-09 14:27:29,426 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 14:27:29,427 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 14:27:29,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 14:27:29,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 14:27:29,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 14:27:29,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:27:29" (1/1) ... [2020-12-09 14:27:29,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1783759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:27:29, skipping insertion in model container [2020-12-09 14:27:29,434 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:27:29" (1/1) ... [2020-12-09 14:27:29,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 14:27:29,650 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 14:27:34,795 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2020-12-09 14:27:34,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@68dc1340 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:27:34, skipping insertion in model container [2020-12-09 14:27:34,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 14:27:34,796 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 14:27:34,799 INFO L168 Benchmark]: Toolchain (without parser) took 5370.14 ms. Allocated memory was 71.3 MB in the beginning and 148.9 MB in the end (delta: 77.6 MB). Free memory was 33.9 MB in the beginning and 64.2 MB in the end (delta: -30.3 MB). Peak memory consumption was 45.5 MB. Max. memory is 16.1 GB. [2020-12-09 14:27:34,799 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 54.5 MB. Free memory is still 36.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 14:27:34,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5368.37 ms. Allocated memory was 71.3 MB in the beginning and 148.9 MB in the end (delta: 77.6 MB). Free memory was 33.6 MB in the beginning and 64.2 MB in the end (delta: -30.5 MB). Peak memory consumption was 45.5 MB. Max. memory is 16.1 GB. [2020-12-09 14:27:34,802 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 54.5 MB. Free memory is still 36.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5368.37 ms. Allocated memory was 71.3 MB in the beginning and 148.9 MB in the end (delta: 77.6 MB). Free memory was 33.6 MB in the beginning and 64.2 MB in the end (delta: -30.5 MB). Peak memory consumption was 45.5 MB. Max. memory is 16.1 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...