./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7 --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 16f5be18487454fe33d26dc5a16d34e2ee920745c7d5ea3769e38abfb753065b --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:36:04,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:36:04,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:36:04,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:36:04,888 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:36:04,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:36:04,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:36:04,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:36:04,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:36:04,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:36:04,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:36:04,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:36:04,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:36:04,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:36:04,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:36:04,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:36:04,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:36:04,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:36:04,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:36:04,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:36:04,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:36:04,917 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:36:04,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:36:04,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:36:04,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:36:04,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:36:04,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:36:04,926 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:36:04,927 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:36:04,928 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:36:04,929 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:36:04,930 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:36:04,931 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:36:04,932 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:36:04,933 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:36:04,934 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:36:04,935 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:36:04,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:36:04,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:36:04,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:36:04,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:36:04,939 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 20:36:04,974 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:36:04,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:36:04,975 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:36:04,975 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:36:04,976 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:36:04,976 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:36:04,976 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:36:04,976 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:36:04,977 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:36:04,977 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:36:04,977 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:36:04,977 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:36:04,977 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:36:04,978 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:36:04,978 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:36:04,978 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:36:04,978 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:36:04,978 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:36:04,979 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:36:04,979 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:36:04,980 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:36:04,980 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:36:04,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:36:04,980 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:36:04,980 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:36:04,980 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:36:04,981 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:36:04,981 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:36:04,981 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:36:04,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:36:04,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:36:04,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:36:04,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:36:04,982 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:36:04,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:36:04,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:36:04,983 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:36:04,983 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:36:04,983 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_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16f5be18487454fe33d26dc5a16d34e2ee920745c7d5ea3769e38abfb753065b [2021-11-25 20:36:05,256 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:36:05,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:36:05,280 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:36:05,281 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:36:05,282 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:36:05,283 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2021-11-25 20:36:05,345 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/data/6e72695bf/85d60664a0c74d23a419d969eac5e370/FLAG9c82ae25b [2021-11-25 20:36:06,606 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:36:06,606 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2021-11-25 20:36:06,694 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/data/6e72695bf/85d60664a0c74d23a419d969eac5e370/FLAG9c82ae25b [2021-11-25 20:36:07,196 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/data/6e72695bf/85d60664a0c74d23a419d969eac5e370 [2021-11-25 20:36:07,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:36:07,201 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:36:07,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:36:07,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:36:07,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:36:07,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:36:07" (1/1) ... [2021-11-25 20:36:07,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@688b8bfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:36:07, skipping insertion in model container [2021-11-25 20:36:07,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:36:07" (1/1) ... [2021-11-25 20:36:07,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:36:07,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:36:12,944 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d [2021-11-25 20:36:12,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11706c53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:36:12, skipping insertion in model container [2021-11-25 20:36:12,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:36:12,947 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 20:36:12,950 INFO L158 Benchmark]: Toolchain (without parser) took 5747.34ms. Allocated memory was 127.9MB in the beginning and 186.6MB in the end (delta: 58.7MB). Free memory was 88.1MB in the beginning and 91.2MB in the end (delta: -3.1MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2021-11-25 20:36:12,952 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 127.9MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:36:12,954 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5744.30ms. Allocated memory was 127.9MB in the beginning and 186.6MB in the end (delta: 58.7MB). Free memory was 87.6MB in the beginning and 92.2MB in the end (delta: -4.6MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2021-11-25 20:36:12,956 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 127.9MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5744.30ms. Allocated memory was 127.9MB in the beginning and 186.6MB in the end (delta: 58.7MB). Free memory was 87.6MB in the beginning and 92.2MB in the end (delta: -4.6MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 17951]: 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_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7 --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 16f5be18487454fe33d26dc5a16d34e2ee920745c7d5ea3769e38abfb753065b --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:36:15,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:36:15,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:36:15,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:36:15,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:36:15,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:36:15,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:36:15,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:36:15,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:36:15,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:36:15,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:36:15,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:36:15,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:36:15,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:36:15,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:36:15,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:36:15,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:36:15,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:36:15,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:36:15,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:36:15,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:36:15,389 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:36:15,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:36:15,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:36:15,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:36:15,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:36:15,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:36:15,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:36:15,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:36:15,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:36:15,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:36:15,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:36:15,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:36:15,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:36:15,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:36:15,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:36:15,404 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:36:15,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:36:15,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:36:15,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:36:15,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:36:15,408 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-25 20:36:15,434 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:36:15,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:36:15,435 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:36:15,435 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:36:15,436 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:36:15,436 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:36:15,436 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:36:15,437 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:36:15,437 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:36:15,437 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:36:15,438 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:36:15,438 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:36:15,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:36:15,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:36:15,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:36:15,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:36:15,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:36:15,440 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 20:36:15,440 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 20:36:15,440 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 20:36:15,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:36:15,441 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:36:15,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:36:15,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:36:15,442 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 20:36:15,442 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:36:15,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:36:15,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:36:15,443 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:36:15,443 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:36:15,443 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 20:36:15,443 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 20:36:15,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:36:15,444 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:36:15,444 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:36:15,444 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_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16f5be18487454fe33d26dc5a16d34e2ee920745c7d5ea3769e38abfb753065b [2021-11-25 20:36:15,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:36:15,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:36:15,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:36:15,859 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:36:15,860 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:36:15,861 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2021-11-25 20:36:15,941 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/data/60684583e/d1d8d433e2e547389a1358ba73129801/FLAGbfc1ed82b [2021-11-25 20:36:17,297 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:36:17,298 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2021-11-25 20:36:17,374 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/data/60684583e/d1d8d433e2e547389a1358ba73129801/FLAGbfc1ed82b [2021-11-25 20:36:17,866 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b2442-3a4d-4e8c-8c18-dcbd5c211dd5/bin/utaipan-eEHZpOm5b7/data/60684583e/d1d8d433e2e547389a1358ba73129801 [2021-11-25 20:36:17,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:36:17,870 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:36:17,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:36:17,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:36:17,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:36:17,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:36:17" (1/1) ... [2021-11-25 20:36:17,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38175d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:36:17, skipping insertion in model container [2021-11-25 20:36:17,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:36:17" (1/1) ... [2021-11-25 20:36:17,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:36:18,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:36:23,399 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d [2021-11-25 20:36:23,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1637a33a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:36:23, skipping insertion in model container [2021-11-25 20:36:23,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:36:23,403 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 20:36:23,406 INFO L158 Benchmark]: Toolchain (without parser) took 5533.90ms. Allocated memory was 75.5MB in the beginning and 153.1MB in the end (delta: 77.6MB). Free memory was 43.3MB in the beginning and 80.2MB in the end (delta: -36.9MB). Peak memory consumption was 69.9MB. Max. memory is 16.1GB. [2021-11-25 20:36:23,408 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory was 35.9MB in the beginning and 35.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:36:23,410 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5531.59ms. Allocated memory was 75.5MB in the beginning and 153.1MB in the end (delta: 77.6MB). Free memory was 43.1MB in the beginning and 80.2MB in the end (delta: -37.1MB). Peak memory consumption was 69.9MB. Max. memory is 16.1GB. [2021-11-25 20:36:23,412 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory was 35.9MB in the beginning and 35.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5531.59ms. Allocated memory was 75.5MB in the beginning and 153.1MB in the end (delta: 77.6MB). Free memory was 43.1MB in the beginning and 80.2MB in the end (delta: -37.1MB). Peak memory consumption was 69.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 17951]: 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