./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--wireless--iwlwifi--iwlwifi.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--wireless--iwlwifi--iwlwifi.ko-main.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan --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 d0741ff9bd69a82644586c02f1ebe3e2b00d3a4f ......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--wireless--iwlwifi--iwlwifi.ko-main.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan --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 d0741ff9bd69a82644586c02f1ebe3e2b00d3a4f .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:06:24,243 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:06:24,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:06:24,286 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:06:24,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:06:24,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:06:24,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:06:24,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:06:24,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:06:24,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:06:24,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:06:24,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:06:24,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:06:24,302 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:06:24,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:06:24,306 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:06:24,308 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:06:24,313 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:06:24,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:06:24,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:06:24,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:06:24,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:06:24,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:06:24,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:06:24,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:06:24,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:06:24,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:06:24,334 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:06:24,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:06:24,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:06:24,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:06:24,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:06:24,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:06:24,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:06:24,339 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:06:24,340 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:06:24,341 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:06:24,341 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:06:24,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:06:24,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:06:24,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:06:24,344 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-22 13:06:24,383 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:06:24,383 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:06:24,384 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:06:24,384 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:06:24,384 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:06:24,385 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:06:24,385 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:06:24,385 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:06:24,385 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:06:24,385 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:06:24,385 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:06:24,385 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:06:24,386 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:06:24,386 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:06:24,386 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:06:24,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:06:24,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:06:24,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:06:24,387 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:06:24,387 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:06:24,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:06:24,388 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:06:24,388 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:06:24,388 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:06:24,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:06:24,389 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:06:24,389 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:06:24,389 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:06:24,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:06:24,389 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:06:24,390 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:06:24,390 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:06:24,390 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:06:24,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:06:24,390 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:06:24,390 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:06:24,391 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:06:24,391 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-22 13:06:24,391 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-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0741ff9bd69a82644586c02f1ebe3e2b00d3a4f [2020-11-22 13:06:24,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:06:24,689 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:06:24,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:06:24,695 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:06:24,695 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:06:24,696 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--wireless--iwlwifi--iwlwifi.ko-main.cil.out.i [2020-11-22 13:06:24,771 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/data/b1821023f/f86a81de1ef74e0cadf6577ca763bc0d/FLAGa668afdb4 [2020-11-22 13:06:25,861 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:06:25,861 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--wireless--iwlwifi--iwlwifi.ko-main.cil.out.i [2020-11-22 13:06:25,937 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/data/b1821023f/f86a81de1ef74e0cadf6577ca763bc0d/FLAGa668afdb4 [2020-11-22 13:06:26,092 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/data/b1821023f/f86a81de1ef74e0cadf6577ca763bc0d [2020-11-22 13:06:26,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:06:26,098 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:06:26,103 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:06:26,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:06:26,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:06:26,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:06:26" (1/1) ... [2020-11-22 13:06:26,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bfbd972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:26, skipping insertion in model container [2020-11-22 13:06:26,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:06:26" (1/1) ... [2020-11-22 13:06:26,120 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:06:26,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:06:28,908 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2020-11-22 13:06:28,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1478d112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:28, skipping insertion in model container [2020-11-22 13:06:28,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:06:28,909 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:06:28,911 INFO L168 Benchmark]: Toolchain (without parser) took 2811.45 ms. Allocated memory was 94.4 MB in the beginning and 148.9 MB in the end (delta: 54.5 MB). Free memory was 52.6 MB in the beginning and 85.7 MB in the end (delta: -33.1 MB). Peak memory consumption was 51.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:06:28,912 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 77.6 MB. Free memory was 34.5 MB in the beginning and 34.5 MB in the end (delta: 33.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:06:28,913 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2806.20 ms. Allocated memory was 94.4 MB in the beginning and 148.9 MB in the end (delta: 54.5 MB). Free memory was 52.3 MB in the beginning and 85.7 MB in the end (delta: -33.5 MB). Peak memory consumption was 51.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:06:28,916 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 77.6 MB. Free memory was 34.5 MB in the beginning and 34.5 MB in the end (delta: 33.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2806.20 ms. Allocated memory was 94.4 MB in the beginning and 148.9 MB in the end (delta: 54.5 MB). Free memory was 52.3 MB in the beginning and 85.7 MB in the end (delta: -33.5 MB). Peak memory consumption was 51.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7631]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: __iwl_err RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:06:31,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:06:31,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:06:31,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:06:31,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:06:31,252 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:06:31,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:06:31,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:06:31,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:06:31,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:06:31,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:06:31,286 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:06:31,286 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:06:31,288 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:06:31,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:06:31,290 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:06:31,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:06:31,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:06:31,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:06:31,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:06:31,299 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:06:31,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:06:31,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:06:31,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:06:31,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:06:31,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:06:31,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:06:31,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:06:31,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:06:31,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:06:31,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:06:31,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:06:31,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:06:31,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:06:31,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:06:31,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:06:31,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:06:31,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:06:31,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:06:31,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:06:31,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:06:31,320 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-22 13:06:31,344 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:06:31,344 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:06:31,345 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:06:31,346 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:06:31,346 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:06:31,346 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:06:31,346 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:06:31,346 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:06:31,347 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:06:31,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:06:31,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:06:31,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:06:31,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:06:31,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:06:31,349 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:06:31,349 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:06:31,349 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:06:31,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:06:31,349 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:06:31,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:06:31,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:06:31,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:06:31,350 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:06:31,351 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:06:31,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:06:31,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:06:31,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:06:31,352 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:06:31,352 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:06:31,352 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:06:31,352 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:06:31,352 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:06:31,353 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:06:31,353 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-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0741ff9bd69a82644586c02f1ebe3e2b00d3a4f [2020-11-22 13:06:31,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:06:31,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:06:31,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:06:31,764 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:06:31,765 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:06:31,766 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--wireless--iwlwifi--iwlwifi.ko-main.cil.out.i [2020-11-22 13:06:31,840 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/data/e0987e7ca/43be9971c0ae403fb6e5942440bf8bca/FLAG0d89e6e61 [2020-11-22 13:06:33,168 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:06:33,169 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--wireless--iwlwifi--iwlwifi.ko-main.cil.out.i [2020-11-22 13:06:33,247 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/data/e0987e7ca/43be9971c0ae403fb6e5942440bf8bca/FLAG0d89e6e61 [2020-11-22 13:06:33,290 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c86010ea-e131-4793-a27a-4dfb845f7089/bin/utaipan/data/e0987e7ca/43be9971c0ae403fb6e5942440bf8bca [2020-11-22 13:06:33,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:06:33,296 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:06:33,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:06:33,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:06:33,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:06:33,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:06:33" (1/1) ... [2020-11-22 13:06:33,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1baff7d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:33, skipping insertion in model container [2020-11-22 13:06:33,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:06:33" (1/1) ... [2020-11-22 13:06:33,315 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:06:33,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:06:36,146 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2020-11-22 13:06:36,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@337d8fc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:36, skipping insertion in model container [2020-11-22 13:06:36,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:06:36,147 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:06:36,149 INFO L168 Benchmark]: Toolchain (without parser) took 2852.70 ms. Allocated memory was 73.4 MB in the beginning and 104.9 MB in the end (delta: 31.5 MB). Free memory was 35.1 MB in the beginning and 50.7 MB in the end (delta: -15.6 MB). Peak memory consumption was 38.9 MB. Max. memory is 16.1 GB. [2020-11-22 13:06:36,150 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 52.4 MB. Free memory was 34.0 MB in the beginning and 33.9 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:06:36,151 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2848.59 ms. Allocated memory was 73.4 MB in the beginning and 104.9 MB in the end (delta: 31.5 MB). Free memory was 34.9 MB in the beginning and 50.7 MB in the end (delta: -15.7 MB). Peak memory consumption was 38.9 MB. Max. memory is 16.1 GB. [2020-11-22 13:06:36,153 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 52.4 MB. Free memory was 34.0 MB in the beginning and 33.9 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2848.59 ms. Allocated memory was 73.4 MB in the beginning and 104.9 MB in the end (delta: 31.5 MB). Free memory was 34.9 MB in the beginning and 50.7 MB in the end (delta: -15.7 MB). Peak memory consumption was 38.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7631]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: __iwl_err RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...