./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/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_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8 --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 fa288965d97b763bf81c880a5b2858420f8cefbafb9ce840f496b17056b9007f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:25:13,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:25:13,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:25:13,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:25:13,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:25:13,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:25:13,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:25:13,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:25:13,234 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:25:13,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:25:13,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:25:13,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:25:13,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:25:13,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:25:13,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:25:13,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:25:13,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:25:13,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:25:13,261 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:25:13,264 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:25:13,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:25:13,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:25:13,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:25:13,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:25:13,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:25:13,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:25:13,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:25:13,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:25:13,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:25:13,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:25:13,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:25:13,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:25:13,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:25:13,294 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:25:13,295 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:25:13,296 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:25:13,296 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:25:13,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:25:13,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:25:13,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:25:13,299 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:25:13,300 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:25:13,354 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:25:13,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:25:13,358 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:25:13,359 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:25:13,359 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:25:13,359 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:25:13,359 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:25:13,360 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:25:13,360 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:25:13,360 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:25:13,369 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:25:13,370 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:25:13,370 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:25:13,370 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:25:13,371 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:25:13,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:25:13,372 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:25:13,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:25:13,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:25:13,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:25:13,373 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:25:13,373 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:25:13,373 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:25:13,374 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:25:13,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:25:13,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:25:13,375 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:25:13,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:25:13,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:25:13,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:25:13,377 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:25:13,378 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:25:13,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:25:13,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:25:13,379 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:25:13,379 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:25:13,379 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_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa288965d97b763bf81c880a5b2858420f8cefbafb9ce840f496b17056b9007f [2021-11-07 01:25:13,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:25:13,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:25:13,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:25:13,747 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:25:13,747 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:25:13,748 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/../../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 [2021-11-07 01:25:13,824 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/data/b520d24a6/4988c18761474533869a740e32a2c7ab/FLAGf344f8d9c [2021-11-07 01:25:15,517 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:25:15,518 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/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 [2021-11-07 01:25:15,640 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/data/b520d24a6/4988c18761474533869a740e32a2c7ab/FLAGf344f8d9c [2021-11-07 01:25:15,736 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/data/b520d24a6/4988c18761474533869a740e32a2c7ab [2021-11-07 01:25:15,738 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:25:15,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:25:15,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:25:15,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:25:15,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:25:15,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:25:15" (1/1) ... [2021-11-07 01:25:15,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@501ed6f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:15, skipping insertion in model container [2021-11-07 01:25:15,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:25:15" (1/1) ... [2021-11-07 01:25:15,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:25:16,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:25:18,848 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: _ath5k_printk [2021-11-07 01:25:18,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28cb6d9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:18, skipping insertion in model container [2021-11-07 01:25:18,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:25:18,851 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:25:18,855 INFO L168 Benchmark]: Toolchain (without parser) took 3112.59 ms. Allocated memory was 111.1 MB in the beginning and 159.4 MB in the end (delta: 48.2 MB). Free memory was 49.8 MB in the beginning and 94.7 MB in the end (delta: -44.9 MB). Peak memory consumption was 59.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:25:18,857 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 111.1 MB. Free memory was 89.7 MB in the beginning and 89.6 MB in the end (delta: 65.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:25:18,860 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3109.12 ms. Allocated memory was 111.1 MB in the beginning and 159.4 MB in the end (delta: 48.2 MB). Free memory was 49.4 MB in the beginning and 94.7 MB in the end (delta: -45.4 MB). Peak memory consumption was 56.9 MB. Max. memory is 16.1 GB. [2021-11-07 01:25:18,863 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 111.1 MB. Free memory was 89.7 MB in the beginning and 89.6 MB in the end (delta: 65.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3109.12 ms. Allocated memory was 111.1 MB in the beginning and 159.4 MB in the end (delta: 48.2 MB). Free memory was 49.4 MB in the beginning and 94.7 MB in the end (delta: -45.4 MB). Peak memory consumption was 56.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10016]: 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... --- 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_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/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_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8 --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 fa288965d97b763bf81c880a5b2858420f8cefbafb9ce840f496b17056b9007f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:25:21,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:25:21,518 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:25:21,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:25:21,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:25:21,569 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:25:21,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:25:21,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:25:21,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:25:21,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:25:21,581 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:25:21,583 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:25:21,584 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:25:21,585 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:25:21,587 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:25:21,589 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:25:21,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:25:21,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:25:21,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:25:21,599 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:25:21,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:25:21,603 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:25:21,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:25:21,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:25:21,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:25:21,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:25:21,613 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:25:21,614 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:25:21,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:25:21,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:25:21,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:25:21,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:25:21,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:25:21,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:25:21,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:25:21,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:25:21,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:25:21,628 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:25:21,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:25:21,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:25:21,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:25:21,633 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:25:21,691 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:25:21,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:25:21,696 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:25:21,696 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:25:21,696 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:25:21,697 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:25:21,697 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:25:21,697 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:25:21,698 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:25:21,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:25:21,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:25:21,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:25:21,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:25:21,702 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:25:21,703 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:25:21,703 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:25:21,703 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:25:21,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:25:21,704 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:25:21,704 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:25:21,704 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:25:21,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:25:21,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:25:21,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:25:21,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:25:21,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:25:21,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:25:21,706 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:25:21,707 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:25:21,707 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:25:21,707 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:25:21,707 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:25:21,708 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_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa288965d97b763bf81c880a5b2858420f8cefbafb9ce840f496b17056b9007f [2021-11-07 01:25:22,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:25:22,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:25:22,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:25:22,187 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:25:22,188 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:25:22,189 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/../../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 [2021-11-07 01:25:22,280 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/data/9c214c7c3/b1d1d11cde854a59b5b0dfa00d697481/FLAG1316f1657 [2021-11-07 01:25:24,285 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:25:24,287 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/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 [2021-11-07 01:25:24,427 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/data/9c214c7c3/b1d1d11cde854a59b5b0dfa00d697481/FLAG1316f1657 [2021-11-07 01:25:24,806 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc9f34a0-76ed-4f46-95d4-6022095f552e/bin/utaipan-UUZaoUuFF8/data/9c214c7c3/b1d1d11cde854a59b5b0dfa00d697481 [2021-11-07 01:25:24,808 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:25:24,809 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:25:24,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:25:24,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:25:24,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:25:24,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:25:24" (1/1) ... [2021-11-07 01:25:24,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59c583b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:24, skipping insertion in model container [2021-11-07 01:25:24,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:25:24" (1/1) ... [2021-11-07 01:25:24,841 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:25:25,262 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:25:27,655 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: _ath5k_printk [2021-11-07 01:25:27,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2edb7e25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:27, skipping insertion in model container [2021-11-07 01:25:27,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:25:27,658 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:25:27,662 INFO L168 Benchmark]: Toolchain (without parser) took 2850.10 ms. Allocated memory was 113.2 MB in the beginning and 148.9 MB in the end (delta: 35.7 MB). Free memory was 67.3 MB in the beginning and 66.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 44.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:25:27,664 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 50.3 MB. Free memory was 30.8 MB in the beginning and 30.7 MB in the end (delta: 36.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:25:27,666 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2847.97 ms. Allocated memory was 113.2 MB in the beginning and 148.9 MB in the end (delta: 35.7 MB). Free memory was 67.1 MB in the beginning and 66.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 44.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:25:27,669 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 50.3 MB. Free memory was 30.8 MB in the beginning and 30.7 MB in the end (delta: 36.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2847.97 ms. Allocated memory was 113.2 MB in the beginning and 148.9 MB in the end (delta: 35.7 MB). Free memory was 67.1 MB in the beginning and 66.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 44.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10016]: 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN