./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--ath--ath5k--ath5k.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_30ebfc12-f720-4e93-b186-ab27e63b1d41/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/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--ath--ath5k--ath5k.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/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 9a2365bf0cecab1abb70acd7e133520e3935c7a3 ................................................................................................................................... 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_30ebfc12-f720-4e93-b186-ab27e63b1d41/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/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--ath--ath5k--ath5k.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/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 9a2365bf0cecab1abb70acd7e133520e3935c7a3 .............................................................................................................................. 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 14:04:32,865 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:04:32,866 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:04:32,874 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:04:32,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:04:32,875 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:04:32,876 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:04:32,877 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:04:32,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:04:32,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:04:32,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:04:32,880 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:04:32,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:04:32,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:04:32,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:04:32,883 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:04:32,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:04:32,884 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:04:32,885 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:04:32,887 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:04:32,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:04:32,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:04:32,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:04:32,890 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:04:32,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:04:32,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:04:32,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:04:32,893 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:04:32,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:04:32,894 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:04:32,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:04:32,894 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:04:32,895 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:04:32,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:04:32,896 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:04:32,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:04:32,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:04:32,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:04:32,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:04:32,897 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:04:32,897 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:04:32,898 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 14:04:32,907 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:04:32,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:04:32,908 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 14:04:32,908 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 14:04:32,908 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 14:04:32,908 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 14:04:32,908 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 14:04:32,908 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 14:04:32,909 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 14:04:32,909 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 14:04:32,909 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 14:04:32,909 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 14:04:32,909 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 14:04:32,909 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 14:04:32,909 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 14:04:32,910 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:04:32,910 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 14:04:32,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:04:32,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:04:32,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:04:32,910 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:04:32,911 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 14:04:32,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:04:32,911 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:04:32,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:04:32,911 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:04:32,911 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:04:32,911 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:04:32,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:04:32,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:04:32,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:04:32,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:04:32,912 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 14:04:32,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 14:04:32,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:04:32,913 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:04:32,913 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:04:32,913 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 14:04:32,913 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_30ebfc12-f720-4e93-b186-ab27e63b1d41/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 -> 9a2365bf0cecab1abb70acd7e133520e3935c7a3 [2019-12-07 14:04:33,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:04:33,037 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:04:33,040 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:04:33,041 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:04:33,042 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:04:33,042 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath5k--ath5k.ko-entry_point.cil.out.i [2019-12-07 14:04:33,089 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/bin/utaipan/data/32a8c9dd7/480aded370d24c879b91e741c140642c/FLAG521d28a99 [2019-12-07 14:04:33,879 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:04:33,879 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath5k--ath5k.ko-entry_point.cil.out.i [2019-12-07 14:04:33,944 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/bin/utaipan/data/32a8c9dd7/480aded370d24c879b91e741c140642c/FLAG521d28a99 [2019-12-07 14:04:34,109 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/bin/utaipan/data/32a8c9dd7/480aded370d24c879b91e741c140642c [2019-12-07 14:04:34,112 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:04:34,113 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:04:34,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:04:34,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:04:34,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:04:34,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:04:34" (1/1) ... [2019-12-07 14:04:34,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bf1aa8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:04:34, skipping insertion in model container [2019-12-07 14:04:34,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:04:34" (1/1) ... [2019-12-07 14:04:34,124 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:04:34,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:04:35,588 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: _ath5k_printk [2019-12-07 14:04:35,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@176a6815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:04:35, skipping insertion in model container [2019-12-07 14:04:35,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:04:35,589 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 14:04:35,591 INFO L168 Benchmark]: Toolchain (without parser) took 1477.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 893.5 MB in the beginning and 1.0 GB in the end (delta: -144.7 MB). Peak memory consumption was 181.7 MB. Max. memory is 11.5 GB. [2019-12-07 14:04:35,591 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 959.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:04:35,592 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1475.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 893.5 MB in the beginning and 1.0 GB in the end (delta: -144.7 MB). Peak memory consumption was 181.7 MB. Max. memory is 11.5 GB. [2019-12-07 14:04:35,593 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 959.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1475.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 893.5 MB in the beginning and 1.0 GB in the end (delta: -144.7 MB). Peak memory consumption was 181.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9998]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: _ath5k_printk 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 14:04:36,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:04:36,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:04:36,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:04:36,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:04:36,748 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:04:36,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:04:36,750 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:04:36,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:04:36,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:04:36,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:04:36,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:04:36,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:04:36,754 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:04:36,755 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:04:36,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:04:36,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:04:36,757 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:04:36,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:04:36,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:04:36,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:04:36,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:04:36,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:04:36,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:04:36,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:04:36,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:04:36,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:04:36,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:04:36,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:04:36,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:04:36,767 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:04:36,768 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:04:36,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:04:36,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:04:36,769 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:04:36,770 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:04:36,770 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:04:36,770 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:04:36,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:04:36,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:04:36,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:04:36,772 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 14:04:36,782 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:04:36,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:04:36,783 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 14:04:36,783 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 14:04:36,783 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 14:04:36,783 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 14:04:36,783 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 14:04:36,783 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 14:04:36,784 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 14:04:36,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:04:36,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:04:36,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:04:36,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:04:36,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:04:36,785 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 14:04:36,785 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 14:04:36,785 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 14:04:36,785 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:04:36,785 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:04:36,785 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:04:36,786 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:04:36,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:04:36,786 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:04:36,786 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:04:36,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:04:36,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:04:36,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:04:36,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:04:36,787 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 14:04:36,787 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 14:04:36,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:04:36,787 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:04:36,787 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:04:36,787 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_30ebfc12-f720-4e93-b186-ab27e63b1d41/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 -> 9a2365bf0cecab1abb70acd7e133520e3935c7a3 [2019-12-07 14:04:36,969 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:04:36,980 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:04:36,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:04:36,984 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:04:36,985 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:04:36,985 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath5k--ath5k.ko-entry_point.cil.out.i [2019-12-07 14:04:37,031 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/bin/utaipan/data/b0fa556df/4af0e2f21e354fb7ba6f7deb43e70b9f/FLAGe417e0aa8 [2019-12-07 14:04:37,796 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:04:37,796 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath5k--ath5k.ko-entry_point.cil.out.i [2019-12-07 14:04:37,853 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/bin/utaipan/data/b0fa556df/4af0e2f21e354fb7ba6f7deb43e70b9f/FLAGe417e0aa8 [2019-12-07 14:04:38,298 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_30ebfc12-f720-4e93-b186-ab27e63b1d41/bin/utaipan/data/b0fa556df/4af0e2f21e354fb7ba6f7deb43e70b9f [2019-12-07 14:04:38,300 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:04:38,300 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:04:38,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:04:38,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:04:38,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:04:38,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:04:38" (1/1) ... [2019-12-07 14:04:38,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fdb511d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:04:38, skipping insertion in model container [2019-12-07 14:04:38,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:04:38" (1/1) ... [2019-12-07 14:04:38,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:04:38,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:04:39,765 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: _ath5k_printk [2019-12-07 14:04:39,766 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64397b29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:04:39, skipping insertion in model container [2019-12-07 14:04:39,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:04:39,766 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 14:04:39,768 INFO L168 Benchmark]: Toolchain (without parser) took 1466.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 904.1 MB in the beginning and 1.1 GB in the end (delta: -173.4 MB). Peak memory consumption was 190.6 MB. Max. memory is 11.5 GB. [2019-12-07 14:04:39,768 INFO L168 Benchmark]: CDTParser took 0.18 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 14:04:39,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1465.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 904.1 MB in the beginning and 1.1 GB in the end (delta: -173.4 MB). Peak memory consumption was 190.6 MB. Max. memory is 11.5 GB. [2019-12-07 14:04:39,770 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 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1465.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 904.1 MB in the beginning and 1.1 GB in the end (delta: -173.4 MB). Peak memory consumption was 190.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9998]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: _ath5k_printk RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...