./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1575714-1-150_1a-drivers--net--wireless--b43--b43.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1575714-1-150_1a-drivers--net--wireless--b43--b43.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE --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 290d5c5f829479b56e16463faed26f141fa1595d1a764e48f6b11f63bb351e98 ......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1575714-1-150_1a-drivers--net--wireless--b43--b43.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE --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 290d5c5f829479b56e16463faed26f141fa1595d1a764e48f6b11f63bb351e98 ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:00:24,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:00:24,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:00:24,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:00:24,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:00:24,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:00:24,959 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:00:24,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:00:24,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:00:24,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:00:24,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:00:24,977 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:00:24,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:00:24,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:00:24,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:00:24,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:00:24,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:00:24,993 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:00:24,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:00:25,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:00:25,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:00:25,013 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:00:25,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:00:25,016 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:00:25,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:00:25,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:00:25,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:00:25,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:00:25,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:00:25,024 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:00:25,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:00:25,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:00:25,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:00:25,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:00:25,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:00:25,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:00:25,030 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:00:25,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:00:25,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:00:25,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:00:25,032 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:00:25,033 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-24 10:00:25,062 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:00:25,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:00:25,063 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:00:25,063 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:00:25,064 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:00:25,064 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:00:25,064 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:00:25,064 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:00:25,065 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:00:25,065 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:00:25,065 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:00:25,065 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:00:25,066 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:00:25,066 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:00:25,066 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:00:25,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:00:25,067 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:00:25,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:00:25,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:00:25,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:00:25,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:00:25,069 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:00:25,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:00:25,069 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:00:25,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:00:25,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:00:25,070 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:00:25,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:00:25,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:00:25,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:00:25,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:00:25,071 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:00:25,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:00:25,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:00:25,072 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:00:25,072 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:00:25,073 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_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 290d5c5f829479b56e16463faed26f141fa1595d1a764e48f6b11f63bb351e98 [2021-10-24 10:00:25,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:00:25,447 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:00:25,450 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:00:25,451 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:00:25,452 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:00:25,453 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1575714-1-150_1a-drivers--net--wireless--b43--b43.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-10-24 10:00:25,579 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/data/8b30e3e0f/db0d3da9458a43c48b9768f95805dade/FLAG7316b18dd [2021-10-24 10:00:27,276 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:00:27,277 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1575714-1-150_1a-drivers--net--wireless--b43--b43.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-10-24 10:00:27,406 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/data/8b30e3e0f/db0d3da9458a43c48b9768f95805dade/FLAG7316b18dd [2021-10-24 10:00:27,577 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/data/8b30e3e0f/db0d3da9458a43c48b9768f95805dade [2021-10-24 10:00:27,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:00:27,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:00:27,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:00:27,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:00:27,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:00:27,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:00:27" (1/1) ... [2021-10-24 10:00:27,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fec2bed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:00:27, skipping insertion in model container [2021-10-24 10:00:27,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:00:27" (1/1) ... [2021-10-24 10:00:27,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:00:27,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:00:30,979 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:00:31,784 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:00:32,875 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43dbg [2021-10-24 10:00:32,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@340531f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:00:32, skipping insertion in model container [2021-10-24 10:00:32,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:00:32,877 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:00:32,880 INFO L168 Benchmark]: Toolchain (without parser) took 5297.47 ms. Allocated memory was 125.8 MB in the beginning and 220.2 MB in the end (delta: 94.4 MB). Free memory was 79.2 MB in the beginning and 73.3 MB in the end (delta: 5.9 MB). Peak memory consumption was 100.3 MB. Max. memory is 16.1 GB. [2021-10-24 10:00:32,882 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 81.8 MB. Free memory was 46.5 MB in the beginning and 46.5 MB in the end (delta: 50.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:00:32,884 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5294.64 ms. Allocated memory was 125.8 MB in the beginning and 220.2 MB in the end (delta: 94.4 MB). Free memory was 78.8 MB in the beginning and 73.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 100.3 MB. Max. memory is 16.1 GB. [2021-10-24 10:00:32,887 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 81.8 MB. Free memory was 46.5 MB in the beginning and 46.5 MB in the end (delta: 50.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5294.64 ms. Allocated memory was 125.8 MB in the beginning and 220.2 MB in the end (delta: 94.4 MB). Free memory was 78.8 MB in the beginning and 73.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 100.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8122]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: b43dbg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:00:35,331 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:00:35,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:00:35,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:00:35,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:00:35,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:00:35,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:00:35,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:00:35,383 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:00:35,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:00:35,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:00:35,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:00:35,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:00:35,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:00:35,396 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:00:35,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:00:35,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:00:35,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:00:35,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:00:35,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:00:35,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:00:35,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:00:35,428 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:00:35,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:00:35,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:00:35,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:00:35,443 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:00:35,445 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:00:35,446 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:00:35,447 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:00:35,447 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:00:35,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:00:35,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:00:35,452 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:00:35,453 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:00:35,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:00:35,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:00:35,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:00:35,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:00:35,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:00:35,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:00:35,459 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-24 10:00:35,526 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:00:35,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:00:35,527 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:00:35,527 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:00:35,528 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:00:35,528 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:00:35,528 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:00:35,528 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:00:35,529 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:00:35,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:00:35,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:00:35,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:00:35,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:00:35,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:00:35,533 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:00:35,533 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:00:35,533 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:00:35,534 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:00:35,534 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:00:35,534 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:00:35,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:00:35,535 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:00:35,535 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:00:35,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:00:35,535 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:00:35,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:00:35,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:00:35,536 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:00:35,536 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:00:35,536 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:00:35,536 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:00:35,537 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:00:35,537 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_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 290d5c5f829479b56e16463faed26f141fa1595d1a764e48f6b11f63bb351e98 [2021-10-24 10:00:35,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:00:36,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:00:36,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:00:36,011 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:00:36,012 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:00:36,013 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1575714-1-150_1a-drivers--net--wireless--b43--b43.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-10-24 10:00:36,095 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/data/a04f71b68/305ad6fd62884e14a501c264bd8d2085/FLAG8078367b8 [2021-10-24 10:00:38,033 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:00:38,034 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1575714-1-150_1a-drivers--net--wireless--b43--b43.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-10-24 10:00:38,141 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/data/a04f71b68/305ad6fd62884e14a501c264bd8d2085/FLAG8078367b8 [2021-10-24 10:00:38,543 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d3a41f-984f-402e-90a6-e5255f7a3255/bin/utaipan-9zjyvhn0QE/data/a04f71b68/305ad6fd62884e14a501c264bd8d2085 [2021-10-24 10:00:38,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:00:38,547 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:00:38,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:00:38,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:00:38,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:00:38,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:00:38" (1/1) ... [2021-10-24 10:00:38,557 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dad8dd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:00:38, skipping insertion in model container [2021-10-24 10:00:38,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:00:38" (1/1) ... [2021-10-24 10:00:38,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:00:38,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:00:44,891 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43dbg [2021-10-24 10:00:44,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7164f71f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:00:44, skipping insertion in model container [2021-10-24 10:00:44,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:00:44,895 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:00:44,898 INFO L168 Benchmark]: Toolchain (without parser) took 6348.56 ms. Allocated memory was 115.3 MB in the beginning and 174.1 MB in the end (delta: 58.7 MB). Free memory was 66.5 MB in the beginning and 106.3 MB in the end (delta: -39.8 MB). Peak memory consumption was 69.3 MB. Max. memory is 16.1 GB. [2021-10-24 10:00:44,899 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 69.2 MB. Free memory is still 49.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:00:44,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6345.84 ms. Allocated memory was 115.3 MB in the beginning and 174.1 MB in the end (delta: 58.7 MB). Free memory was 66.5 MB in the beginning and 106.3 MB in the end (delta: -39.8 MB). Peak memory consumption was 69.3 MB. Max. memory is 16.1 GB. [2021-10-24 10:00:44,904 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 69.2 MB. Free memory is still 49.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 6345.84 ms. Allocated memory was 115.3 MB in the beginning and 174.1 MB in the end (delta: 58.7 MB). Free memory was 66.5 MB in the beginning and 106.3 MB in the end (delta: -39.8 MB). Peak memory consumption was 69.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8122]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: b43dbg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...