./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/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 cd489fc8de806c966e78a079530bdde090b77eee ........................................................................................................................................................... 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_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/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 cd489fc8de806c966e78a079530bdde090b77eee ................................................................................................................................... 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 15:49:12,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 15:49:12,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 15:49:12,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 15:49:12,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 15:49:12,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 15:49:12,810 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 15:49:12,812 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 15:49:12,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 15:49:12,814 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 15:49:12,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 15:49:12,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 15:49:12,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 15:49:12,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 15:49:12,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 15:49:12,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 15:49:12,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 15:49:12,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 15:49:12,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 15:49:12,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 15:49:12,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 15:49:12,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 15:49:12,829 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 15:49:12,830 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 15:49:12,836 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 15:49:12,837 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 15:49:12,837 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 15:49:12,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 15:49:12,838 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 15:49:12,839 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 15:49:12,839 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 15:49:12,840 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 15:49:12,841 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 15:49:12,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 15:49:12,842 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 15:49:12,842 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 15:49:12,843 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 15:49:12,843 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 15:49:12,843 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 15:49:12,844 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 15:49:12,844 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 15:49:12,845 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-12-09 15:49:12,866 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 15:49:12,866 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 15:49:12,866 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 15:49:12,867 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 15:49:12,867 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 15:49:12,867 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 15:49:12,867 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 15:49:12,867 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 15:49:12,867 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 15:49:12,867 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 15:49:12,867 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 15:49:12,876 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 15:49:12,877 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 15:49:12,877 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 15:49:12,877 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 15:49:12,877 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 15:49:12,878 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 15:49:12,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 15:49:12,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 15:49:12,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 15:49:12,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 15:49:12,878 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 15:49:12,878 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 15:49:12,878 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 15:49:12,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 15:49:12,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 15:49:12,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 15:49:12,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 15:49:12,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 15:49:12,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 15:49:12,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 15:49:12,879 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 15:49:12,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 15:49:12,880 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 15:49:12,880 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 15:49:12,880 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 15:49:12,880 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_ce3e23a7-4060-41de-a1dc-c9baa08cf792/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd489fc8de806c966e78a079530bdde090b77eee [2020-12-09 15:49:13,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 15:49:13,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 15:49:13,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 15:49:13,057 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 15:49:13,057 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 15:49:13,058 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-12-09 15:49:13,097 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/data/b0733f1e4/f489fba357d14694a6c4c319740decb5/FLAG24d7b861c [2020-12-09 15:49:13,906 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 15:49:13,906 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-12-09 15:49:13,962 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/data/b0733f1e4/f489fba357d14694a6c4c319740decb5/FLAG24d7b861c [2020-12-09 15:49:14,078 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/data/b0733f1e4/f489fba357d14694a6c4c319740decb5 [2020-12-09 15:49:14,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 15:49:14,081 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 15:49:14,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 15:49:14,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 15:49:14,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 15:49:14,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:49:14" (1/1) ... [2020-12-09 15:49:14,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3683149a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:49:14, skipping insertion in model container [2020-12-09 15:49:14,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:49:14" (1/1) ... [2020-12-09 15:49:14,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 15:49:14,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 15:49:18,930 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 15:49:18,931 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 15:49:18,932 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 15:49:18,933 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 15:49:18,992 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 15:49:18,993 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 15:49:18,993 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 15:49:18,995 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 15:49:18,995 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 15:49:18,996 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 15:49:18,996 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 15:49:19,007 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 15:49:19,008 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 15:49:19,008 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 15:49:19,301 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 15:49:19,301 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 15:49:19,805 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 15:49:19,817 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 15:49:19,819 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 15:49:19,831 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 15:49:19,832 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 15:49:19,989 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2020-12-09 15:49:19,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4c4204b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:49:19, skipping insertion in model container [2020-12-09 15:49:19,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 15:49:19,990 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 15:49:19,992 INFO L168 Benchmark]: Toolchain (without parser) took 5909.60 ms. Allocated memory was 119.5 MB in the beginning and 247.5 MB in the end (delta: 127.9 MB). Free memory was 76.9 MB in the beginning and 151.5 MB in the end (delta: -74.7 MB). Peak memory consumption was 80.0 MB. Max. memory is 16.1 GB. [2020-12-09 15:49:19,993 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 73.4 MB. Free memory was 45.1 MB in the beginning and 45.1 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 15:49:19,993 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5908.05 ms. Allocated memory was 119.5 MB in the beginning and 247.5 MB in the end (delta: 127.9 MB). Free memory was 76.6 MB in the beginning and 151.5 MB in the end (delta: -75.0 MB). Peak memory consumption was 80.0 MB. Max. memory is 16.1 GB. [2020-12-09 15:49:19,995 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 73.4 MB. Free memory was 45.1 MB in the beginning and 45.1 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5908.05 ms. Allocated memory was 119.5 MB in the beginning and 247.5 MB in the end (delta: 127.9 MB). Free memory was 76.6 MB in the beginning and 151.5 MB in the end (delta: -75.0 MB). Peak memory consumption was 80.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 15:49:21,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 15:49:21,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 15:49:21,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 15:49:21,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 15:49:21,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 15:49:21,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 15:49:21,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 15:49:21,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 15:49:21,341 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 15:49:21,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 15:49:21,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 15:49:21,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 15:49:21,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 15:49:21,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 15:49:21,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 15:49:21,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 15:49:21,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 15:49:21,352 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 15:49:21,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 15:49:21,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 15:49:21,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 15:49:21,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 15:49:21,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 15:49:21,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 15:49:21,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 15:49:21,365 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 15:49:21,366 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 15:49:21,366 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 15:49:21,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 15:49:21,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 15:49:21,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 15:49:21,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 15:49:21,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 15:49:21,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 15:49:21,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 15:49:21,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 15:49:21,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 15:49:21,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 15:49:21,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 15:49:21,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 15:49:21,373 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-12-09 15:49:21,396 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 15:49:21,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 15:49:21,397 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 15:49:21,398 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 15:49:21,398 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 15:49:21,398 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 15:49:21,398 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 15:49:21,398 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 15:49:21,398 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 15:49:21,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 15:49:21,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 15:49:21,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 15:49:21,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 15:49:21,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 15:49:21,400 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 15:49:21,400 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 15:49:21,400 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 15:49:21,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 15:49:21,400 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 15:49:21,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 15:49:21,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 15:49:21,401 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 15:49:21,401 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 15:49:21,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 15:49:21,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 15:49:21,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 15:49:21,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 15:49:21,401 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 15:49:21,401 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 15:49:21,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 15:49:21,402 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 15:49:21,402 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 15:49:21,402 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_ce3e23a7-4060-41de-a1dc-c9baa08cf792/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd489fc8de806c966e78a079530bdde090b77eee [2020-12-09 15:49:21,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 15:49:21,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 15:49:21,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 15:49:21,689 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 15:49:21,690 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 15:49:21,691 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-12-09 15:49:21,732 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/data/2dcd4952c/46e14db9e62f4539983efbedfa95518d/FLAGf42866d08 [2020-12-09 15:49:22,543 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 15:49:22,544 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-12-09 15:49:22,603 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/data/2dcd4952c/46e14db9e62f4539983efbedfa95518d/FLAGf42866d08 [2020-12-09 15:49:22,763 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ce3e23a7-4060-41de-a1dc-c9baa08cf792/bin/utaipan/data/2dcd4952c/46e14db9e62f4539983efbedfa95518d [2020-12-09 15:49:22,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 15:49:22,767 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 15:49:22,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 15:49:22,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 15:49:22,772 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 15:49:22,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:49:22" (1/1) ... [2020-12-09 15:49:22,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ee622d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:49:22, skipping insertion in model container [2020-12-09 15:49:22,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:49:22" (1/1) ... [2020-12-09 15:49:22,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 15:49:23,050 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 15:49:28,616 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2020-12-09 15:49:28,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7be2bbd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:49:28, skipping insertion in model container [2020-12-09 15:49:28,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 15:49:28,618 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 15:49:28,619 INFO L168 Benchmark]: Toolchain (without parser) took 5851.11 ms. Allocated memory was 81.8 MB in the beginning and 125.8 MB in the end (delta: 44.0 MB). Free memory was 39.9 MB in the beginning and 55.8 MB in the end (delta: -15.9 MB). Peak memory consumption was 62.1 MB. Max. memory is 16.1 GB. [2020-12-09 15:49:28,620 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 60.8 MB. Free memory was 43.9 MB in the beginning and 43.8 MB in the end (delta: 81.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 15:49:28,621 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5849.07 ms. Allocated memory was 81.8 MB in the beginning and 125.8 MB in the end (delta: 44.0 MB). Free memory was 39.6 MB in the beginning and 55.8 MB in the end (delta: -16.1 MB). Peak memory consumption was 62.1 MB. Max. memory is 16.1 GB. [2020-12-09 15:49:28,622 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 60.8 MB. Free memory was 43.9 MB in the beginning and 43.8 MB in the end (delta: 81.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5849.07 ms. Allocated memory was 81.8 MB in the beginning and 125.8 MB in the end (delta: 44.0 MB). Free memory was 39.6 MB in the beginning and 55.8 MB in the end (delta: -16.1 MB). Peak memory consumption was 62.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...