./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-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs --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 412473581f9002029d8f1292b2d7afcfc2c90cc1 ....................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs --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 412473581f9002029d8f1292b2d7afcfc2c90cc1 ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:23:25,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:23:25,553 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:23:25,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:23:25,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:23:25,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:23:25,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:23:25,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:23:25,638 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:23:25,648 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:23:25,649 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:23:25,651 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:23:25,653 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:23:25,656 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:23:25,659 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:23:25,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:23:25,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:23:25,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:23:25,672 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:23:25,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:23:25,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:23:25,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:23:25,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:23:25,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:23:25,699 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:23:25,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:23:25,700 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:23:25,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:23:25,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:23:25,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:23:25,707 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:23:25,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:23:25,711 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:23:25,712 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:23:25,714 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:23:25,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:23:25,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:23:25,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:23:25,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:23:25,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:23:25,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:23:25,720 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-16 02:23:25,769 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:23:25,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:23:25,771 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:23:25,772 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:23:25,772 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:23:25,772 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:23:25,772 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 02:23:25,773 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:23:25,773 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:23:25,773 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 02:23:25,775 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 02:23:25,775 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:23:25,775 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 02:23:25,776 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 02:23:25,776 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 02:23:25,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:23:25,777 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:23:25,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:23:25,778 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 02:23:25,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:23:25,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 02:23:25,779 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:23:25,779 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 02:23:25,779 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:23:25,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 02:23:25,780 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:23:25,780 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:23:25,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:23:25,781 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:23:25,783 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:23:25,783 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 02:23:25,783 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 02:23:25,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 02:23:25,784 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 02:23:25,784 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:23:25,785 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:23:25,785 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_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 412473581f9002029d8f1292b2d7afcfc2c90cc1 [2021-10-16 02:23:26,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:23:26,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:23:26,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:23:26,177 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:23:26,179 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:23:26,181 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2021-10-16 02:23:26,271 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/data/a09fd946f/40b655efbec849e4a36b1833f92993a1/FLAG6806bf7ce [2021-10-16 02:23:27,925 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:23:27,926 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2021-10-16 02:23:28,066 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/data/a09fd946f/40b655efbec849e4a36b1833f92993a1/FLAG6806bf7ce [2021-10-16 02:23:28,152 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/data/a09fd946f/40b655efbec849e4a36b1833f92993a1 [2021-10-16 02:23:28,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:23:28,159 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:23:28,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:23:28,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:23:28,169 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:23:28,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:23:28" (1/1) ... [2021-10-16 02:23:28,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e434654 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:23:28, skipping insertion in model container [2021-10-16 02:23:28,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:23:28" (1/1) ... [2021-10-16 02:23:28,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:23:28,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:23:31,508 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2021-10-16 02:23:31,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@703ea785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:23:31, skipping insertion in model container [2021-10-16 02:23:31,512 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:23:31,512 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:23:31,517 INFO L168 Benchmark]: Toolchain (without parser) took 3355.33 ms. Allocated memory was 111.1 MB in the beginning and 190.8 MB in the end (delta: 79.7 MB). Free memory was 49.5 MB in the beginning and 127.8 MB in the end (delta: -78.3 MB). Peak memory consumption was 51.0 MB. Max. memory is 16.1 GB. [2021-10-16 02:23:31,519 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 111.1 MB. Free memory is still 87.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:23:31,522 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3348.83 ms. Allocated memory was 111.1 MB in the beginning and 190.8 MB in the end (delta: 79.7 MB). Free memory was 49.5 MB in the beginning and 127.8 MB in the end (delta: -78.3 MB). Peak memory consumption was 51.0 MB. Max. memory is 16.1 GB. [2021-10-16 02:23:31,526 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 111.1 MB. Free memory is still 87.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3348.83 ms. Allocated memory was 111.1 MB in the beginning and 190.8 MB in the end (delta: 79.7 MB). Free memory was 49.5 MB in the beginning and 127.8 MB in the end (delta: -78.3 MB). Peak memory consumption was 51.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9338]: 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 0.2.1-dev-5709675 [2021-10-16 02:23:34,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:23:34,299 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:23:34,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:23:34,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:23:34,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:23:34,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:23:34,378 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:23:34,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:23:34,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:23:34,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:23:34,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:23:34,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:23:34,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:23:34,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:23:34,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:23:34,412 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:23:34,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:23:34,417 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:23:34,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:23:34,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:23:34,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:23:34,433 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:23:34,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:23:34,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:23:34,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:23:34,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:23:34,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:23:34,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:23:34,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:23:34,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:23:34,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:23:34,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:23:34,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:23:34,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:23:34,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:23:34,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:23:34,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:23:34,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:23:34,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:23:34,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:23:34,484 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-16 02:23:34,551 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:23:34,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:23:34,553 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:23:34,553 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:23:34,554 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:23:34,554 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:23:34,554 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:23:34,554 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:23:34,555 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:23:34,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:23:34,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:23:34,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 02:23:34,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:23:34,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 02:23:34,559 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:23:34,559 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 02:23:34,560 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 02:23:34,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 02:23:34,560 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:23:34,560 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 02:23:34,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:23:34,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 02:23:34,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:23:34,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:23:34,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:23:34,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:23:34,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 02:23:34,562 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 02:23:34,563 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 02:23:34,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 02:23:34,563 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:23:34,563 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:23:34,564 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_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 412473581f9002029d8f1292b2d7afcfc2c90cc1 [2021-10-16 02:23:35,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:23:35,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:23:35,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:23:35,096 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:23:35,101 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:23:35,102 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2021-10-16 02:23:35,205 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/data/f4fa2d6a7/46981d6d5d2e4360af08b06d9cbd5a39/FLAGa1b87a9ad [2021-10-16 02:23:37,216 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:23:37,218 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2021-10-16 02:23:37,384 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/data/f4fa2d6a7/46981d6d5d2e4360af08b06d9cbd5a39/FLAGa1b87a9ad [2021-10-16 02:23:37,673 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c38e70-c8d6-4d1b-9438-641f0fabae5b/bin/utaipan-mTDlp9Zugs/data/f4fa2d6a7/46981d6d5d2e4360af08b06d9cbd5a39 [2021-10-16 02:23:37,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:23:37,682 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:23:37,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:23:37,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:23:37,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:23:37,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:23:37" (1/1) ... [2021-10-16 02:23:37,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59898e94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:23:37, skipping insertion in model container [2021-10-16 02:23:37,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:23:37" (1/1) ... [2021-10-16 02:23:37,703 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:23:38,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:23:41,515 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2021-10-16 02:23:41,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@53c7c64a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:23:41, skipping insertion in model container [2021-10-16 02:23:41,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:23:41,517 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:23:41,521 INFO L168 Benchmark]: Toolchain (without parser) took 3836.56 ms. Allocated memory was 77.6 MB in the beginning and 155.2 MB in the end (delta: 77.6 MB). Free memory was 38.8 MB in the beginning and 87.2 MB in the end (delta: -48.5 MB). Peak memory consumption was 46.1 MB. Max. memory is 16.1 GB. [2021-10-16 02:23:41,522 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 77.6 MB. Free memory is still 57.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:23:41,523 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3832.36 ms. Allocated memory was 77.6 MB in the beginning and 155.2 MB in the end (delta: 77.6 MB). Free memory was 38.6 MB in the beginning and 87.2 MB in the end (delta: -48.6 MB). Peak memory consumption was 46.1 MB. Max. memory is 16.1 GB. [2021-10-16 02:23:41,526 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 77.6 MB. Free memory is still 57.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3832.36 ms. Allocated memory was 77.6 MB in the beginning and 155.2 MB in the end (delta: 77.6 MB). Free memory was 38.6 MB in the beginning and 87.2 MB in the end (delta: -48.6 MB). Peak memory consumption was 46.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9338]: 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...