./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-43_2a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 779635669198dea1e604e2c59abc95a1558d7bf7 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 779635669198dea1e604e2c59abc95a1558d7bf7 .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 19:17:41,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:17:41,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:17:41,928 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:17:41,928 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:17:41,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:17:41,930 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:17:41,931 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:17:41,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:17:41,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:17:41,934 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:17:41,934 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:17:41,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:17:41,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:17:41,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:17:41,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:17:41,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:17:41,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:17:41,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:17:41,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:17:41,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:17:41,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:17:41,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:17:41,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:17:41,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:17:41,946 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:17:41,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:17:41,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:17:41,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:17:41,947 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:17:41,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:17:41,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:17:41,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:17:41,949 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:17:41,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:17:41,950 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:17:41,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:17:41,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:17:41,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:17:41,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:17:41,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:17:41,953 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 19:17:41,966 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:17:41,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:17:41,967 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:17:41,967 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:17:41,967 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:17:41,967 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:17:41,967 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 19:17:41,968 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:17:41,968 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:17:41,968 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 19:17:41,968 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 19:17:41,968 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:17:41,969 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 19:17:41,969 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 19:17:41,969 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 19:17:41,970 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:17:41,970 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 19:17:41,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:17:41,970 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:17:41,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:17:41,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:17:41,971 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:17:41,971 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:17:41,971 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:17:41,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:17:41,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:17:41,972 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:17:41,972 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:17:41,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:17:41,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:17:41,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:17:41,972 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:17:41,973 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 19:17:41,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 19:17:41,973 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:17:41,973 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:17:41,973 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:17:41,973 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 19:17:41,973 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan 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(__VERIFIER_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 -> 779635669198dea1e604e2c59abc95a1558d7bf7 [2019-12-07 19:17:42,079 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:17:42,089 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:17:42,091 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:17:42,093 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:17:42,093 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:17:42,094 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2019-12-07 19:17:42,135 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/data/8079a7711/41ec3025becc4fceaae04fdc6d21197e/FLAG67303ccd8 [2019-12-07 19:17:42,859 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:17:42,860 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2019-12-07 19:17:42,908 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/data/8079a7711/41ec3025becc4fceaae04fdc6d21197e/FLAG67303ccd8 [2019-12-07 19:17:43,173 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/data/8079a7711/41ec3025becc4fceaae04fdc6d21197e [2019-12-07 19:17:43,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:17:43,181 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:17:43,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:17:43,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:17:43,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:17:43,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:17:43" (1/1) ... [2019-12-07 19:17:43,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57fe4abb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:17:43, skipping insertion in model container [2019-12-07 19:17:43,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:17:43" (1/1) ... [2019-12-07 19:17:43,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:17:43,376 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:17:44,620 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:17:45,111 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:17:45,266 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:17:45,275 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:17:45,276 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:17:45,285 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:17:45,516 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:17:45,796 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:17:46,477 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:17:46,486 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2019-12-07 19:17:46,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a215eb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:17:46, skipping insertion in model container [2019-12-07 19:17:46,487 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:17:46,487 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 19:17:46,489 INFO L168 Benchmark]: Toolchain (without parser) took 3308.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 907.6 MB in the beginning and 1.0 GB in the end (delta: -114.5 MB). Peak memory consumption was 151.4 MB. Max. memory is 11.5 GB. [2019-12-07 19:17:46,490 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:17:46,490 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3304.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 907.6 MB in the beginning and 1.0 GB in the end (delta: -114.5 MB). Peak memory consumption was 151.4 MB. Max. memory is 11.5 GB. [2019-12-07 19:17:46,491 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3304.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 907.6 MB in the beginning and 1.0 GB in the end (delta: -114.5 MB). Peak memory consumption was 151.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10400]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: b43legacywarn RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 19:17:47,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:17:47,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:17:47,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:17:47,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:17:47,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:17:47,605 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:17:47,606 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:17:47,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:17:47,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:17:47,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:17:47,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:17:47,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:17:47,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:17:47,611 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:17:47,612 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:17:47,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:17:47,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:17:47,614 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:17:47,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:17:47,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:17:47,618 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:17:47,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:17:47,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:17:47,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:17:47,621 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:17:47,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:17:47,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:17:47,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:17:47,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:17:47,623 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:17:47,624 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:17:47,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:17:47,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:17:47,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:17:47,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:17:47,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:17:47,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:17:47,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:17:47,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:17:47,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:17:47,628 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 19:17:47,638 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:17:47,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:17:47,639 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:17:47,639 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:17:47,639 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:17:47,639 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:17:47,639 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:17:47,639 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:17:47,640 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:17:47,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:17:47,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:17:47,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:17:47,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:17:47,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:17:47,641 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:17:47,641 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 19:17:47,641 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 19:17:47,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:17:47,641 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:17:47,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:17:47,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:17:47,642 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 19:17:47,642 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:17:47,642 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:17:47,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:17:47,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:17:47,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:17:47,642 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:17:47,643 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 19:17:47,643 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 19:17:47,643 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:17:47,643 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:17:47,643 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:17:47,643 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan 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(__VERIFIER_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 -> 779635669198dea1e604e2c59abc95a1558d7bf7 [2019-12-07 19:17:47,822 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:17:47,829 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:17:47,832 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:17:47,832 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:17:47,833 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:17:47,833 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2019-12-07 19:17:47,870 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/data/13f4c7a22/d2d2ae7a066643afbff2119574a849af/FLAG1e06ec19d [2019-12-07 19:17:48,690 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:17:48,690 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2019-12-07 19:17:48,737 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/data/13f4c7a22/d2d2ae7a066643afbff2119574a849af/FLAG1e06ec19d [2019-12-07 19:17:48,899 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8d1a4fb8-b9e9-4bac-8c46-05afb693e818/bin/utaipan/data/13f4c7a22/d2d2ae7a066643afbff2119574a849af [2019-12-07 19:17:48,901 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:17:48,902 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:17:48,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:17:48,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:17:48,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:17:48,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:17:48" (1/1) ... [2019-12-07 19:17:48,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36623ed3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:17:48, skipping insertion in model container [2019-12-07 19:17:48,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:17:48" (1/1) ... [2019-12-07 19:17:48,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:17:49,099 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:17:52,369 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2019-12-07 19:17:52,370 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@591b1101 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:17:52, skipping insertion in model container [2019-12-07 19:17:52,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:17:52,370 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 19:17:52,373 INFO L168 Benchmark]: Toolchain (without parser) took 3469.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 914.6 MB in the beginning and 997.4 MB in the end (delta: -82.8 MB). Peak memory consumption was 160.2 MB. Max. memory is 11.5 GB. [2019-12-07 19:17:52,373 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:17:52,374 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3468.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 914.6 MB in the beginning and 997.4 MB in the end (delta: -82.8 MB). Peak memory consumption was 160.2 MB. Max. memory is 11.5 GB. [2019-12-07 19:17:52,375 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3468.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 914.6 MB in the beginning and 997.4 MB in the end (delta: -82.8 MB). Peak memory consumption was 160.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10400]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: b43legacywarn RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...