./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 aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/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_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V --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 4cd69eee5310cab4185c603fe5130fa2e34dd138fe5f50a028586baad7f120c2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:58:19,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:58:19,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:58:19,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:58:19,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:58:19,284 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:58:19,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:58:19,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:58:19,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:58:19,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:58:19,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:58:19,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:58:19,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:58:19,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:58:19,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:58:19,298 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:58:19,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:58:19,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:58:19,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:58:19,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:58:19,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:58:19,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:58:19,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:58:19,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:58:19,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:58:19,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:58:19,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:58:19,317 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:58:19,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:58:19,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:58:19,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:58:19,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:58:19,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:58:19,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:58:19,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:58:19,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:58:19,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:58:19,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:58:19,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:58:19,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:58:19,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:58:19,328 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 01:58:19,354 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:58:19,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:58:19,355 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 01:58:19,355 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 01:58:19,356 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:58:19,356 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 01:58:19,356 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 01:58:19,356 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 01:58:19,357 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 01:58:19,357 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 01:58:19,357 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 01:58:19,357 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 01:58:19,357 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 01:58:19,357 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 01:58:19,358 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 01:58:19,358 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 01:58:19,358 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 01:58:19,358 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 01:58:19,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:58:19,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:58:19,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:58:19,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:58:19,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:58:19,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:58:19,360 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:58:19,360 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:58:19,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:58:19,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:58:19,361 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 01:58:19,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:58:19,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:58:19,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:58:19,362 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:58:19,362 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 01:58:19,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:58:19,363 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:58:19,363 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 01:58:19,363 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:58:19,363 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_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4cd69eee5310cab4185c603fe5130fa2e34dd138fe5f50a028586baad7f120c2 [2021-11-23 01:58:19,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:58:19,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:58:19,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:58:19,657 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:58:19,658 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:58:19,659 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/../../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 [2021-11-23 01:58:19,734 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/data/fd16ce1f8/0b87d90d1e484d38b6346b54b58a0291/FLAGc54eae081 [2021-11-23 01:58:20,937 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:58:20,937 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/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 [2021-11-23 01:58:21,065 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/data/fd16ce1f8/0b87d90d1e484d38b6346b54b58a0291/FLAGc54eae081 [2021-11-23 01:58:21,565 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/data/fd16ce1f8/0b87d90d1e484d38b6346b54b58a0291 [2021-11-23 01:58:21,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:58:21,569 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:58:21,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:58:21,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:58:21,574 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:58:21,575 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:58:21" (1/1) ... [2021-11-23 01:58:21,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a5c496a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:58:21, skipping insertion in model container [2021-11-23 01:58:21,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:58:21" (1/1) ... [2021-11-23 01:58:21,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:58:21,841 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:58:25,987 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2021-11-23 01:58:25,988 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7fc6ced7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:58:25, skipping insertion in model container [2021-11-23 01:58:25,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:58:25,989 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 01:58:25,991 INFO L158 Benchmark]: Toolchain (without parser) took 4420.90ms. Allocated memory was 115.3MB in the beginning and 186.6MB in the end (delta: 71.3MB). Free memory was 77.4MB in the beginning and 89.6MB in the end (delta: -12.2MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. [2021-11-23 01:58:25,992 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 92.3MB. Free memory was 71.0MB in the beginning and 70.9MB in the end (delta: 51.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:58:25,993 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4418.31ms. Allocated memory was 115.3MB in the beginning and 186.6MB in the end (delta: 71.3MB). Free memory was 77.4MB in the beginning and 89.6MB in the end (delta: -12.2MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. [2021-11-23 01:58:25,995 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 92.3MB. Free memory was 71.0MB in the beginning and 70.9MB in the end (delta: 51.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4418.31ms. Allocated memory was 115.3MB in the beginning and 186.6MB in the end (delta: 71.3MB). Free memory was 77.4MB in the beginning and 89.6MB in the end (delta: -12.2MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10418]: 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... --- 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_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/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_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V --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 4cd69eee5310cab4185c603fe5130fa2e34dd138fe5f50a028586baad7f120c2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:58:28,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:58:28,189 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:58:28,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:58:28,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:58:28,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:58:28,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:58:28,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:58:28,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:58:28,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:58:28,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:58:28,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:58:28,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:58:28,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:58:28,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:58:28,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:58:28,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:58:28,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:58:28,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:58:28,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:58:28,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:58:28,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:58:28,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:58:28,283 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:58:28,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:58:28,289 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:58:28,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:58:28,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:58:28,291 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:58:28,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:58:28,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:58:28,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:58:28,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:58:28,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:58:28,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:58:28,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:58:28,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:58:28,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:58:28,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:58:28,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:58:28,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:58:28,317 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 01:58:28,361 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:58:28,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:58:28,362 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 01:58:28,362 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 01:58:28,363 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:58:28,363 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 01:58:28,363 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 01:58:28,364 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 01:58:28,364 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 01:58:28,364 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 01:58:28,365 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 01:58:28,365 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 01:58:28,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:58:28,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:58:28,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:58:28,367 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:58:28,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:58:28,368 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:58:28,368 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:58:28,368 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:58:28,368 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:58:28,369 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:58:28,369 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:58:28,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:58:28,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 01:58:28,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 01:58:28,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:58:28,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:58:28,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:58:28,370 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:58:28,370 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:58:28,371 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:58:28,371 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:58:28,371 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 01:58:28,371 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:58:28,372 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_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4cd69eee5310cab4185c603fe5130fa2e34dd138fe5f50a028586baad7f120c2 [2021-11-23 01:58:28,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:58:28,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:58:28,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:58:28,811 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:58:28,811 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:58:28,813 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/../../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 [2021-11-23 01:58:28,887 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/data/8506dd9f7/2bd6f096464d4f9ab0bb2319ec98fa8b/FLAGb7b3e19e0 [2021-11-23 01:58:30,304 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:58:30,304 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/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 [2021-11-23 01:58:30,460 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/data/8506dd9f7/2bd6f096464d4f9ab0bb2319ec98fa8b/FLAGb7b3e19e0 [2021-11-23 01:58:30,735 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce973a11-e4a3-46dd-88b9-387f689f043a/bin/utaipan-EQgc7hIp5V/data/8506dd9f7/2bd6f096464d4f9ab0bb2319ec98fa8b [2021-11-23 01:58:30,738 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:58:30,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:58:30,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:58:30,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:58:30,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:58:30,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:58:30" (1/1) ... [2021-11-23 01:58:30,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64d0ba7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:58:30, skipping insertion in model container [2021-11-23 01:58:30,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:58:30" (1/1) ... [2021-11-23 01:58:30,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:58:31,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:58:36,139 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2021-11-23 01:58:36,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50dd4323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:58:36, skipping insertion in model container [2021-11-23 01:58:36,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:58:36,140 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 01:58:36,142 INFO L158 Benchmark]: Toolchain (without parser) took 5401.49ms. Allocated memory was 62.9MB in the beginning and 169.9MB in the end (delta: 107.0MB). Free memory was 22.0MB in the beginning and 92.2MB in the end (delta: -70.2MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. [2021-11-23 01:58:36,143 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 62.9MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:58:36,144 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5367.34ms. Allocated memory was 117.4MB in the beginning and 169.9MB in the end (delta: 52.4MB). Free memory was 79.9MB in the beginning and 92.2MB in the end (delta: -12.4MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. [2021-11-23 01:58:36,145 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 62.9MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5367.34ms. Allocated memory was 117.4MB in the beginning and 169.9MB in the end (delta: 52.4MB). Free memory was 79.9MB in the beginning and 92.2MB in the end (delta: -12.4MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10418]: 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN