./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/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_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG --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 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d ............................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/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_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG --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 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:53:28,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:53:28,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:53:28,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:53:28,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:53:28,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:53:28,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:53:28,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:53:28,951 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:53:28,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:53:28,953 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:53:28,955 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:53:28,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:53:28,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:53:28,962 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:53:28,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:53:28,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:53:28,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:53:28,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:53:28,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:53:28,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:53:28,994 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:53:28,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:53:28,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:53:29,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:53:29,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:53:29,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:53:29,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:53:29,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:53:29,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:53:29,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:53:29,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:53:29,010 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:53:29,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:53:29,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:53:29,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:53:29,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:53:29,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:53:29,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:53:29,015 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:53:29,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:53:29,018 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-29 04:53:29,064 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:53:29,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:53:29,066 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:53:29,066 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:53:29,066 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:53:29,066 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:53:29,067 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 04:53:29,067 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:53:29,073 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:53:29,073 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 04:53:29,075 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 04:53:29,075 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:53:29,075 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 04:53:29,075 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 04:53:29,076 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 04:53:29,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:53:29,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:53:29,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:53:29,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:53:29,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:53:29,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:53:29,079 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:53:29,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:53:29,079 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:53:29,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:53:29,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:53:29,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:53:29,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:53:29,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:53:29,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:53:29,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:53:29,083 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 04:53:29,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:53:29,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:53:29,084 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:53:29,084 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:53:29,085 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d [2021-10-29 04:53:29,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:53:29,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:53:29,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:53:29,400 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:53:29,401 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:53:29,402 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-29 04:53:29,495 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/data/e3cbfc260/893b1c7d1db243f2b8599f8104343378/FLAG51dccfa7e [2021-10-29 04:53:30,785 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:53:30,787 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-29 04:53:30,888 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/data/e3cbfc260/893b1c7d1db243f2b8599f8104343378/FLAG51dccfa7e [2021-10-29 04:53:31,336 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/data/e3cbfc260/893b1c7d1db243f2b8599f8104343378 [2021-10-29 04:53:31,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:53:31,340 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:53:31,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:53:31,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:53:31,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:53:31,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:53:31" (1/1) ... [2021-10-29 04:53:31,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40aee7c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:53:31, skipping insertion in model container [2021-10-29 04:53:31,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:53:31" (1/1) ... [2021-10-29 04:53:31,354 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:53:31,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:53:36,729 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:36,731 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:36,732 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:36,734 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:36,831 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:36,832 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:36,833 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:36,836 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:36,836 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:36,837 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:36,838 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:36,852 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:36,852 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:36,853 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:37,230 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:37,231 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:37,934 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:37,949 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:37,953 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:37,971 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:37,978 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:53:38,201 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-10-29 04:53:38,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6fb3a0a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:53:38, skipping insertion in model container [2021-10-29 04:53:38,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:53:38,203 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:53:38,205 INFO L168 Benchmark]: Toolchain (without parser) took 6863.94 ms. Allocated memory was 130.0 MB in the beginning and 285.2 MB in the end (delta: 155.2 MB). Free memory was 72.7 MB in the beginning and 203.5 MB in the end (delta: -130.8 MB). Peak memory consumption was 90.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:53:38,206 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 94.4 MB. Free memory was 48.3 MB in the beginning and 48.3 MB in the end (delta: 41.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:53:38,207 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6861.06 ms. Allocated memory was 130.0 MB in the beginning and 285.2 MB in the end (delta: 155.2 MB). Free memory was 72.7 MB in the beginning and 203.5 MB in the end (delta: -130.8 MB). Peak memory consumption was 90.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:53:38,209 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 94.4 MB. Free memory was 48.3 MB in the beginning and 48.3 MB in the end (delta: 41.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 6861.06 ms. Allocated memory was 130.0 MB in the beginning and 285.2 MB in the end (delta: 155.2 MB). Free memory was 72.7 MB in the beginning and 203.5 MB in the end (delta: -130.8 MB). Peak memory consumption was 90.4 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 0.2.1-dev-b2eff8b [2021-10-29 04:53:40,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:53:40,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:53:40,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:53:40,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:53:40,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:53:40,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:53:40,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:53:40,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:53:40,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:53:40,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:53:40,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:53:40,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:53:40,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:53:40,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:53:40,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:53:40,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:53:40,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:53:40,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:53:40,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:53:40,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:53:40,381 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:53:40,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:53:40,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:53:40,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:53:40,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:53:40,389 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:53:40,390 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:53:40,390 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:53:40,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:53:40,392 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:53:40,393 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:53:40,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:53:40,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:53:40,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:53:40,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:53:40,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:53:40,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:53:40,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:53:40,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:53:40,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:53:40,410 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-29 04:53:40,454 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:53:40,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:53:40,456 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:53:40,456 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:53:40,456 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:53:40,457 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:53:40,457 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:53:40,457 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:53:40,458 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:53:40,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:53:40,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:53:40,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:53:40,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:53:40,461 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:53:40,461 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:53:40,461 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:53:40,462 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:53:40,462 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:53:40,462 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:53:40,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:53:40,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:53:40,463 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 04:53:40,463 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:53:40,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:53:40,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:53:40,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:53:40,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:53:40,465 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:53:40,465 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:53:40,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:53:40,465 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:53:40,466 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:53:40,466 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d [2021-10-29 04:53:40,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:53:40,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:53:40,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:53:40,891 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:53:40,894 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:53:40,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-29 04:53:40,972 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/data/f65a0fc0f/f0c41bc69937492bba2e2ed4e915ef3f/FLAG797bb02c4 [2021-10-29 04:53:42,414 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:53:42,415 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-29 04:53:42,522 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/data/f65a0fc0f/f0c41bc69937492bba2e2ed4e915ef3f/FLAG797bb02c4 [2021-10-29 04:53:42,879 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0fbdf1e-a20e-46e1-b552-e8ed136a487c/bin/utaipan-SDwSMHVbGG/data/f65a0fc0f/f0c41bc69937492bba2e2ed4e915ef3f [2021-10-29 04:53:42,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:53:42,884 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:53:42,885 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:53:42,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:53:42,889 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:53:42,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:53:42" (1/1) ... [2021-10-29 04:53:42,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@664e81cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:53:42, skipping insertion in model container [2021-10-29 04:53:42,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:53:42" (1/1) ... [2021-10-29 04:53:42,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:53:43,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:53:50,572 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-10-29 04:53:50,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5932729c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:53:50, skipping insertion in model container [2021-10-29 04:53:50,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:53:50,573 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:53:50,576 INFO L168 Benchmark]: Toolchain (without parser) took 7689.98 ms. Allocated memory was 88.1 MB in the beginning and 142.6 MB in the end (delta: 54.5 MB). Free memory was 44.9 MB in the beginning and 55.1 MB in the end (delta: -10.2 MB). Peak memory consumption was 54.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:53:50,576 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 60.8 MB. Free memory is still 42.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:53:50,577 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7687.78 ms. Allocated memory was 88.1 MB in the beginning and 142.6 MB in the end (delta: 54.5 MB). Free memory was 44.6 MB in the beginning and 55.1 MB in the end (delta: -10.4 MB). Peak memory consumption was 54.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:53:50,579 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 60.8 MB. Free memory is still 42.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7687.78 ms. Allocated memory was 88.1 MB in the beginning and 142.6 MB in the end (delta: 54.5 MB). Free memory was 44.6 MB in the beginning and 55.1 MB in the end (delta: -10.4 MB). Peak memory consumption was 54.5 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...