./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/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_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8 --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:49:00,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:49:00,620 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:49:00,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:49:00,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:49:00,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:49:00,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:49:00,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:49:00,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:49:00,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:49:00,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:49:00,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:49:00,676 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:49:00,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:49:00,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:49:00,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:49:00,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:49:00,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:49:00,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:49:00,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:49:00,700 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:49:00,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:49:00,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:49:00,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:49:00,708 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:49:00,708 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:49:00,709 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:49:00,710 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:49:00,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:49:00,712 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:49:00,712 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:49:00,713 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:49:00,714 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:49:00,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:49:00,716 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:49:00,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:49:00,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:49:00,717 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:49:00,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:49:00,719 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:49:00,720 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:49:00,721 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:49:00,745 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:49:00,748 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:49:00,749 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:49:00,750 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:49:00,750 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:49:00,750 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:49:00,750 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:49:00,751 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:49:00,751 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:49:00,751 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:49:00,758 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:49:00,759 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:49:00,759 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:49:00,759 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:49:00,759 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:49:00,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:49:00,760 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:49:00,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:49:00,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:49:00,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:49:00,761 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:49:00,762 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:49:00,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:49:00,762 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:49:00,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:49:00,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:49:00,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:49:00,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:49:00,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:49:00,765 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:49:00,765 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:49:00,766 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:49:00,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:49:00,766 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:49:00,766 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:49:00,767 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:49:00,767 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_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d [2021-11-07 01:49:01,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:49:01,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:49:01,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:49:01,044 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:49:01,045 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:49:01,046 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-07 01:49:01,114 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/data/9967c6538/05ba32f1354b40c8a03c27c1efd21cfd/FLAGb0c14e68f [2021-11-07 01:49:02,485 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:49:02,486 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-07 01:49:02,585 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/data/9967c6538/05ba32f1354b40c8a03c27c1efd21cfd/FLAGb0c14e68f [2021-11-07 01:49:02,983 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/data/9967c6538/05ba32f1354b40c8a03c27c1efd21cfd [2021-11-07 01:49:02,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:49:02,986 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:49:02,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:49:02,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:49:02,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:49:02,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:49:02" (1/1) ... [2021-11-07 01:49:02,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ec0fdcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:49:02, skipping insertion in model container [2021-11-07 01:49:02,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:49:02" (1/1) ... [2021-11-07 01:49:03,001 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:49:03,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:49:08,560 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:08,564 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:08,568 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:08,573 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:08,667 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:08,669 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:08,671 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:08,684 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:08,684 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:08,686 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:08,692 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:08,705 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:08,706 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:08,707 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:09,060 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:09,061 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:09,804 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:09,817 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:09,820 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:09,836 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:09,842 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:49:10,037 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-11-07 01:49:10,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@31c0b3c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:49:10, skipping insertion in model container [2021-11-07 01:49:10,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:49:10,038 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:49:10,041 INFO L168 Benchmark]: Toolchain (without parser) took 7053.41 ms. Allocated memory was 104.9 MB in the beginning and 226.5 MB in the end (delta: 121.6 MB). Free memory was 57.4 MB in the beginning and 148.1 MB in the end (delta: -90.8 MB). Peak memory consumption was 86.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:49:10,042 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 104.9 MB. Free memory is still 64.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:49:10,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7051.12 ms. Allocated memory was 104.9 MB in the beginning and 226.5 MB in the end (delta: 121.6 MB). Free memory was 57.0 MB in the beginning and 148.1 MB in the end (delta: -91.1 MB). Peak memory consumption was 86.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:49:10,044 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 104.9 MB. Free memory is still 64.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7051.12 ms. Allocated memory was 104.9 MB in the beginning and 226.5 MB in the end (delta: 121.6 MB). Free memory was 57.0 MB in the beginning and 148.1 MB in the end (delta: -91.1 MB). Peak memory consumption was 86.8 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/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_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8 --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:49:12,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:49:12,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:49:12,308 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:49:12,309 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:49:12,310 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:49:12,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:49:12,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:49:12,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:49:12,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:49:12,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:49:12,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:49:12,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:49:12,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:49:12,324 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:49:12,325 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:49:12,327 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:49:12,328 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:49:12,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:49:12,332 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:49:12,334 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:49:12,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:49:12,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:49:12,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:49:12,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:49:12,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:49:12,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:49:12,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:49:12,345 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:49:12,346 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:49:12,346 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:49:12,347 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:49:12,348 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:49:12,349 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:49:12,350 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:49:12,350 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:49:12,351 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:49:12,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:49:12,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:49:12,353 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:49:12,353 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:49:12,358 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:49:12,399 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:49:12,399 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:49:12,401 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:49:12,401 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:49:12,401 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:49:12,402 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:49:12,402 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:49:12,402 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:49:12,402 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:49:12,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:49:12,405 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:49:12,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:49:12,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:49:12,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:49:12,406 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:49:12,406 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:49:12,406 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:49:12,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:49:12,407 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:49:12,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:49:12,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:49:12,407 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:49:12,408 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:49:12,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:49:12,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:49:12,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:49:12,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:49:12,409 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:49:12,409 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:49:12,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:49:12,409 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:49:12,410 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:49:12,410 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_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d [2021-11-07 01:49:12,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:49:12,826 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:49:12,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:49:12,830 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:49:12,831 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:49:12,832 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-07 01:49:12,909 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/data/1b482fbb5/21e19468c83c4626a8d98d9d18a9c3b7/FLAG82659c3ee [2021-11-07 01:49:14,578 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:49:14,580 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-07 01:49:14,732 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/data/1b482fbb5/21e19468c83c4626a8d98d9d18a9c3b7/FLAG82659c3ee [2021-11-07 01:49:14,845 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c21f4d-bea2-4e9c-92ca-274e788fae81/bin/utaipan-UUZaoUuFF8/data/1b482fbb5/21e19468c83c4626a8d98d9d18a9c3b7 [2021-11-07 01:49:14,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:49:14,849 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:49:14,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:49:14,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:49:14,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:49:14,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:49:14" (1/1) ... [2021-11-07 01:49:14,858 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4676ab4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:49:14, skipping insertion in model container [2021-11-07 01:49:14,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:49:14" (1/1) ... [2021-11-07 01:49:14,865 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:49:15,240 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:49:22,361 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-11-07 01:49:22,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46abbe94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:49:22, skipping insertion in model container [2021-11-07 01:49:22,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:49:22,364 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:49:22,367 INFO L168 Benchmark]: Toolchain (without parser) took 7515.09 ms. Allocated memory was 94.4 MB in the beginning and 255.9 MB in the end (delta: 161.5 MB). Free memory was 50.0 MB in the beginning and 175.7 MB in the end (delta: -125.7 MB). Peak memory consumption was 64.7 MB. Max. memory is 16.1 GB. [2021-11-07 01:49:22,368 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 65.0 MB. Free memory is still 45.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:49:22,370 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7511.37 ms. Allocated memory was 94.4 MB in the beginning and 255.9 MB in the end (delta: 161.5 MB). Free memory was 50.0 MB in the beginning and 175.7 MB in the end (delta: -125.7 MB). Peak memory consumption was 64.7 MB. Max. memory is 16.1 GB. [2021-11-07 01:49:22,372 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 65.0 MB. Free memory is still 45.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7511.37 ms. Allocated memory was 94.4 MB in the beginning and 255.9 MB in the end (delta: 161.5 MB). Free memory was 50.0 MB in the beginning and 175.7 MB in the end (delta: -125.7 MB). Peak memory consumption was 64.7 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN