./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--intel--i40evf--i40evf.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--intel--i40evf--i40evf.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P --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 ec3d4f95ca5b1b33e4a66031752725cba9e7b7d818c97a56a3037cd68578733f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 22:50:02,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 22:50:02,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 22:50:02,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 22:50:02,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 22:50:02,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 22:50:02,973 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 22:50:02,977 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 22:50:02,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 22:50:02,985 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 22:50:02,986 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 22:50:02,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 22:50:02,989 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 22:50:02,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 22:50:02,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 22:50:02,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 22:50:03,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 22:50:03,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 22:50:03,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 22:50:03,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 22:50:03,019 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 22:50:03,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 22:50:03,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 22:50:03,025 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 22:50:03,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 22:50:03,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 22:50:03,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 22:50:03,037 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 22:50:03,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 22:50:03,040 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 22:50:03,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 22:50:03,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 22:50:03,043 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 22:50:03,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 22:50:03,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 22:50:03,047 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 22:50:03,047 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 22:50:03,048 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 22:50:03,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 22:50:03,049 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 22:50:03,049 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 22:50:03,050 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-20 22:50:03,097 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 22:50:03,097 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 22:50:03,098 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 22:50:03,098 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 22:50:03,105 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 22:50:03,106 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 22:50:03,106 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 22:50:03,106 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 22:50:03,106 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 22:50:03,107 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-20 22:50:03,108 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 22:50:03,108 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 22:50:03,108 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-20 22:50:03,108 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-20 22:50:03,109 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 22:50:03,109 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-20 22:50:03,109 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-20 22:50:03,109 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-20 22:50:03,111 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 22:50:03,111 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 22:50:03,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 22:50:03,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 22:50:03,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 22:50:03,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 22:50:03,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 22:50:03,112 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 22:50:03,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 22:50:03,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 22:50:03,114 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 22:50:03,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 22:50:03,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 22:50:03,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 22:50:03,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 22:50:03,115 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-20 22:50:03,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 22:50:03,116 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 22:50:03,116 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 22:50:03,116 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 22:50:03,116 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_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec3d4f95ca5b1b33e4a66031752725cba9e7b7d818c97a56a3037cd68578733f [2021-11-20 22:50:03,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 22:50:03,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 22:50:03,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 22:50:03,446 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 22:50:03,447 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 22:50:03,448 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--intel--i40evf--i40evf.ko.cil.i [2021-11-20 22:50:03,550 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/data/87f0314fb/fb1858340a504560af75890f980e1da8/FLAGb4ab83e4d [2021-11-20 22:50:04,862 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 22:50:04,865 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--intel--i40evf--i40evf.ko.cil.i [2021-11-20 22:50:04,962 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/data/87f0314fb/fb1858340a504560af75890f980e1da8/FLAGb4ab83e4d [2021-11-20 22:50:05,006 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/data/87f0314fb/fb1858340a504560af75890f980e1da8 [2021-11-20 22:50:05,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 22:50:05,012 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 22:50:05,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 22:50:05,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 22:50:05,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 22:50:05,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:50:05" (1/1) ... [2021-11-20 22:50:05,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fa7defe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:05, skipping insertion in model container [2021-11-20 22:50:05,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:50:05" (1/1) ... [2021-11-20 22:50:05,031 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 22:50:05,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 22:50:13,371 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d [2021-11-20 22:50:13,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1fa57a24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:13, skipping insertion in model container [2021-11-20 22:50:13,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 22:50:13,373 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 22:50:13,377 INFO L158 Benchmark]: Toolchain (without parser) took 8363.66ms. Allocated memory was 123.7MB in the beginning and 182.5MB in the end (delta: 58.7MB). Free memory was 86.2MB in the beginning and 70.6MB in the end (delta: 15.6MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. [2021-11-20 22:50:13,379 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 81.8MB. Free memory was 38.2MB in the beginning and 38.2MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 22:50:13,382 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8357.96ms. Allocated memory was 123.7MB in the beginning and 182.5MB in the end (delta: 58.7MB). Free memory was 85.6MB in the beginning and 70.6MB in the end (delta: 15.0MB). Peak memory consumption was 84.7MB. Max. memory is 16.1GB. [2021-11-20 22:50:13,385 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 81.8MB. Free memory was 38.2MB in the beginning and 38.2MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8357.96ms. Allocated memory was 123.7MB in the beginning and 182.5MB in the end (delta: 58.7MB). Free memory was 85.6MB in the beginning and 70.6MB in the end (delta: 15.0MB). Peak memory consumption was 84.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 20180]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d 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_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--intel--i40evf--i40evf.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P --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 ec3d4f95ca5b1b33e4a66031752725cba9e7b7d818c97a56a3037cd68578733f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 22:50:16,109 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 22:50:16,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 22:50:16,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 22:50:16,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 22:50:16,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 22:50:16,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 22:50:16,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 22:50:16,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 22:50:16,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 22:50:16,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 22:50:16,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 22:50:16,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 22:50:16,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 22:50:16,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 22:50:16,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 22:50:16,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 22:50:16,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 22:50:16,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 22:50:16,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 22:50:16,194 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 22:50:16,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 22:50:16,203 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 22:50:16,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 22:50:16,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 22:50:16,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 22:50:16,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 22:50:16,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 22:50:16,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 22:50:16,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 22:50:16,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 22:50:16,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 22:50:16,226 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 22:50:16,227 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 22:50:16,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 22:50:16,230 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 22:50:16,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 22:50:16,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 22:50:16,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 22:50:16,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 22:50:16,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 22:50:16,241 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-20 22:50:16,305 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 22:50:16,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 22:50:16,307 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 22:50:16,307 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 22:50:16,308 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 22:50:16,309 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 22:50:16,309 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 22:50:16,309 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 22:50:16,310 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 22:50:16,310 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 22:50:16,311 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 22:50:16,312 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 22:50:16,314 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 22:50:16,314 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 22:50:16,314 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 22:50:16,315 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 22:50:16,315 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 22:50:16,315 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 22:50:16,316 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 22:50:16,316 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 22:50:16,316 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 22:50:16,316 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 22:50:16,317 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 22:50:16,317 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 22:50:16,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 22:50:16,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 22:50:16,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 22:50:16,318 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 22:50:16,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 22:50:16,319 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-20 22:50:16,319 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 22:50:16,319 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 22:50:16,320 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 22:50:16,320 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 22:50:16,321 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_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec3d4f95ca5b1b33e4a66031752725cba9e7b7d818c97a56a3037cd68578733f [2021-11-20 22:50:16,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 22:50:16,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 22:50:16,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 22:50:16,903 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 22:50:16,906 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 22:50:16,908 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--intel--i40evf--i40evf.ko.cil.i [2021-11-20 22:50:17,001 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/data/e13ed6669/ab91c58f026b40178ddfa52492170c75/FLAG941f8d2d9 [2021-11-20 22:50:18,686 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 22:50:18,688 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--intel--i40evf--i40evf.ko.cil.i [2021-11-20 22:50:18,836 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/data/e13ed6669/ab91c58f026b40178ddfa52492170c75/FLAG941f8d2d9 [2021-11-20 22:50:18,975 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf4cb6-2c5e-410c-9dce-aad9f1f0b829/bin/utaipan-TEXQjIfE4P/data/e13ed6669/ab91c58f026b40178ddfa52492170c75 [2021-11-20 22:50:18,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 22:50:18,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 22:50:18,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 22:50:18,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 22:50:18,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 22:50:18,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:50:18" (1/1) ... [2021-11-20 22:50:18,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a076a32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:18, skipping insertion in model container [2021-11-20 22:50:18,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:50:18" (1/1) ... [2021-11-20 22:50:19,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 22:50:19,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 22:50:27,853 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d [2021-11-20 22:50:27,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1bd4ef35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:27, skipping insertion in model container [2021-11-20 22:50:27,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 22:50:27,855 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 22:50:27,857 INFO L158 Benchmark]: Toolchain (without parser) took 8873.67ms. Allocated memory was 75.5MB in the beginning and 184.5MB in the end (delta: 109.1MB). Free memory was 40.8MB in the beginning and 115.1MB in the end (delta: -74.3MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. [2021-11-20 22:50:27,858 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 22:50:27,859 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8869.47ms. Allocated memory was 75.5MB in the beginning and 184.5MB in the end (delta: 109.1MB). Free memory was 40.6MB in the beginning and 115.1MB in the end (delta: -74.5MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. [2021-11-20 22:50:27,862 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8869.47ms. Allocated memory was 75.5MB in the beginning and 184.5MB in the end (delta: 109.1MB). Free memory was 40.6MB in the beginning and 115.1MB in the end (delta: -74.5MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 20180]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d 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