./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_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/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_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/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_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/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_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/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 [2020-11-28 07:40:34,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:40:34,390 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:40:34,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:40:34,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:40:34,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:40:34,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:40:34,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:40:34,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:40:34,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:40:34,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:40:34,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:40:34,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:40:34,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:40:34,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:40:34,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:40:34,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:40:34,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:40:34,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:40:34,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:40:34,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:40:34,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:40:34,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:40:34,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:40:34,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:40:34,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:40:34,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:40:34,497 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:40:34,498 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:40:34,499 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:40:34,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:40:34,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:40:34,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:40:34,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:40:34,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:40:34,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:40:34,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:40:34,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:40:34,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:40:34,507 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:40:34,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:40:34,509 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-28 07:40:34,537 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:40:34,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:40:34,538 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:40:34,539 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:40:34,539 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:40:34,539 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:40:34,539 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:40:34,540 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:40:34,540 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:40:34,540 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:40:34,540 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:40:34,540 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:40:34,541 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:40:34,541 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:40:34,541 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:40:34,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:40:34,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:40:34,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:40:34,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:40:34,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:40:34,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:40:34,543 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:40:34,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:40:34,543 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:40:34,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:40:34,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:40:34,544 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:40:34,544 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:40:34,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:40:34,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:40:34,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:40:34,545 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:40:34,545 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:40:34,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:40:34,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:40:34,546 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:40:34,546 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:40:34,546 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-28 07:40:34,546 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_e35b7470-7cd0-4840-8bd6-94b654d33172/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0741ff9bd69a82644586c02f1ebe3e2b00d3a4f [2020-11-28 07:40:34,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:40:34,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:40:34,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:40:34,855 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:40:34,856 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:40:34,857 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--wireless--iwlwifi--iwlwifi.ko-main.cil.out.i [2020-11-28 07:40:34,946 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan/data/eb02fb963/c9ce3e718eae4119814c0d754dfab730/FLAG6822596f6 [2020-11-28 07:40:36,145 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:40:36,148 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--wireless--iwlwifi--iwlwifi.ko-main.cil.out.i [2020-11-28 07:40:36,239 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan/data/eb02fb963/c9ce3e718eae4119814c0d754dfab730/FLAG6822596f6 [2020-11-28 07:40:36,293 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan/data/eb02fb963/c9ce3e718eae4119814c0d754dfab730 [2020-11-28 07:40:36,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:40:36,300 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:40:36,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:40:36,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:40:36,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:40:36,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:40:36" (1/1) ... [2020-11-28 07:40:36,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@313e202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:36, skipping insertion in model container [2020-11-28 07:40:36,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:40:36" (1/1) ... [2020-11-28 07:40:36,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:40:36,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:40:38,969 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2020-11-28 07:40:38,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ec85bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:38, skipping insertion in model container [2020-11-28 07:40:38,971 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:40:38,971 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:40:38,973 INFO L168 Benchmark]: Toolchain (without parser) took 2671.44 ms. Allocated memory was 86.0 MB in the beginning and 174.1 MB in the end (delta: 88.1 MB). Free memory was 41.5 MB in the beginning and 116.8 MB in the end (delta: -75.4 MB). Peak memory consumption was 56.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:38,976 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 86.0 MB. Free memory was 59.1 MB in the beginning and 59.1 MB in the end (delta: 27.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:40:38,978 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2666.70 ms. Allocated memory was 86.0 MB in the beginning and 174.1 MB in the end (delta: 88.1 MB). Free memory was 41.2 MB in the beginning and 116.8 MB in the end (delta: -75.6 MB). Peak memory consumption was 56.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:38,980 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 86.0 MB. Free memory was 59.1 MB in the beginning and 59.1 MB in the end (delta: 27.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2666.70 ms. Allocated memory was 86.0 MB in the beginning and 174.1 MB in the end (delta: 88.1 MB). Free memory was 41.2 MB in the beginning and 116.8 MB in the end (delta: -75.6 MB). Peak memory consumption was 56.2 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 [2020-11-28 07:40:41,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:40:41,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:40:41,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:40:41,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:40:41,284 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:40:41,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:40:41,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:40:41,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:40:41,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:40:41,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:40:41,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:40:41,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:40:41,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:40:41,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:40:41,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:40:41,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:40:41,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:40:41,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:40:41,330 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:40:41,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:40:41,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:40:41,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:40:41,344 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:40:41,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:40:41,351 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:40:41,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:40:41,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:40:41,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:40:41,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:40:41,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:40:41,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:40:41,356 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:40:41,357 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:40:41,358 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:40:41,358 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:40:41,359 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:40:41,361 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:40:41,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:40:41,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:40:41,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:40:41,365 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-28 07:40:41,409 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:40:41,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:40:41,410 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:40:41,411 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:40:41,411 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:40:41,411 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:40:41,412 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:40:41,412 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:40:41,412 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:40:41,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:40:41,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:40:41,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:40:41,414 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:40:41,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:40:41,414 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:40:41,414 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 07:40:41,415 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 07:40:41,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:40:41,415 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:40:41,415 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:40:41,416 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:40:41,416 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 07:40:41,416 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:40:41,416 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:40:41,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:40:41,417 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:40:41,417 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:40:41,417 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:40:41,418 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 07:40:41,418 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 07:40:41,418 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:40:41,418 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:40:41,419 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:40:41,419 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_e35b7470-7cd0-4840-8bd6-94b654d33172/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0741ff9bd69a82644586c02f1ebe3e2b00d3a4f [2020-11-28 07:40:41,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:40:41,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:40:41,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:40:41,796 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:40:41,797 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:40:41,798 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--wireless--iwlwifi--iwlwifi.ko-main.cil.out.i [2020-11-28 07:40:41,865 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan/data/c8ce34784/ffbc421cabf944179dc6401555cc3523/FLAGcc27e02b7 [2020-11-28 07:40:43,132 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:40:43,133 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--wireless--iwlwifi--iwlwifi.ko-main.cil.out.i [2020-11-28 07:40:43,206 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan/data/c8ce34784/ffbc421cabf944179dc6401555cc3523/FLAGcc27e02b7 [2020-11-28 07:40:43,239 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e35b7470-7cd0-4840-8bd6-94b654d33172/bin/utaipan/data/c8ce34784/ffbc421cabf944179dc6401555cc3523 [2020-11-28 07:40:43,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:40:43,246 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:40:43,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:40:43,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:40:43,252 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:40:43,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:40:43" (1/1) ... [2020-11-28 07:40:43,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4786009e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:43, skipping insertion in model container [2020-11-28 07:40:43,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:40:43" (1/1) ... [2020-11-28 07:40:43,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:40:43,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:40:46,035 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2020-11-28 07:40:46,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4e506614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:46, skipping insertion in model container [2020-11-28 07:40:46,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:40:46,036 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:40:46,039 INFO L168 Benchmark]: Toolchain (without parser) took 2791.59 ms. Allocated memory was 73.4 MB in the beginning and 98.6 MB in the end (delta: 25.2 MB). Free memory was 35.4 MB in the beginning and 49.1 MB in the end (delta: -13.7 MB). Peak memory consumption was 32.7 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:46,041 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 52.4 MB. Free memory is still 34.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:40:46,044 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2788.71 ms. Allocated memory was 73.4 MB in the beginning and 98.6 MB in the end (delta: 25.2 MB). Free memory was 35.2 MB in the beginning and 49.1 MB in the end (delta: -13.8 MB). Peak memory consumption was 32.7 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:46,046 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 52.4 MB. Free memory is still 34.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2788.71 ms. Allocated memory was 73.4 MB in the beginning and 98.6 MB in the end (delta: 25.2 MB). Free memory was 35.2 MB in the beginning and 49.1 MB in the end (delta: -13.8 MB). Peak memory consumption was 32.7 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...