./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-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9 --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 fa587f0b36379de958284b6fc2dac04d466d3ed2170405f7351bb162fcbfad3a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 20:06:10,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:06:10,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:06:10,776 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:06:10,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:06:10,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:06:10,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:06:10,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:06:10,784 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:06:10,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:06:10,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:06:10,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:06:10,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:06:10,789 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:06:10,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:06:10,791 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:06:10,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:06:10,794 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:06:10,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:06:10,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:06:10,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:06:10,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:06:10,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:06:10,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:06:10,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:06:10,808 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:06:10,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:06:10,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:06:10,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:06:10,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:06:10,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:06:10,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:06:10,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:06:10,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:06:10,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:06:10,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:06:10,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:06:10,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:06:10,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:06:10,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:06:10,821 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:06:10,822 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-20 20:06:10,849 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:06:10,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:06:10,850 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:06:10,850 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:06:10,851 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:06:10,851 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:06:10,852 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:06:10,852 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:06:10,852 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:06:10,852 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 20:06:10,853 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:06:10,853 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:06:10,853 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 20:06:10,854 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 20:06:10,854 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:06:10,854 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 20:06:10,854 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 20:06:10,855 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 20:06:10,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:06:10,856 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 20:06:10,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:06:10,856 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 20:06:10,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:06:10,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 20:06:10,857 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 20:06:10,858 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:06:10,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 20:06:10,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:06:10,858 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:06:10,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:06:10,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:06:10,859 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 20:06:10,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:06:10,860 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 20:06:10,860 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 20:06:10,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 20:06:10,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 20:06:10,861 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:06:10,861 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa587f0b36379de958284b6fc2dac04d466d3ed2170405f7351bb162fcbfad3a [2022-11-20 20:06:11,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:06:11,233 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:06:11,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:06:11,237 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:06:11,238 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:06:11,240 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2022-11-20 20:06:14,437 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:06:15,693 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:06:15,694 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2022-11-20 20:06:15,851 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/data/a21b2ef7d/e18ba64f2c6f4cf3822d0da357b4bdf2/FLAG90bb134cc [2022-11-20 20:06:15,899 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/data/a21b2ef7d/e18ba64f2c6f4cf3822d0da357b4bdf2 [2022-11-20 20:06:15,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:06:15,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:06:15,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:06:15,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:06:15,910 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:06:15,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:06:15" (1/1) ... [2022-11-20 20:06:15,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a311aa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:06:15, skipping insertion in model container [2022-11-20 20:06:15,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:06:15" (1/1) ... [2022-11-20 20:06:15,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:06:16,227 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:06:18,547 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2022-11-20 20:06:18,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@590b447c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:06:18, skipping insertion in model container [2022-11-20 20:06:18,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 20:06:18,549 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 20:06:18,552 INFO L158 Benchmark]: Toolchain (without parser) took 2647.15ms. Allocated memory was 188.7MB in the beginning and 247.5MB in the end (delta: 58.7MB). Free memory was 141.4MB in the beginning and 176.5MB in the end (delta: -35.1MB). Peak memory consumption was 88.2MB. Max. memory is 16.1GB. [2022-11-20 20:06:18,552 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 123.7MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:06:18,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2644.76ms. Allocated memory was 188.7MB in the beginning and 247.5MB in the end (delta: 58.7MB). Free memory was 141.4MB in the beginning and 176.5MB in the end (delta: -35.1MB). Peak memory consumption was 88.2MB. Max. memory is 16.1GB. [2022-11-20 20:06:18,555 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 123.7MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2644.76ms. Allocated memory was 188.7MB in the beginning and 247.5MB in the end (delta: 58.7MB). Free memory was 141.4MB in the beginning and 176.5MB in the end (delta: -35.1MB). Peak memory consumption was 88.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9327]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9 --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 fa587f0b36379de958284b6fc2dac04d466d3ed2170405f7351bb162fcbfad3a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 20:06:21,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:06:21,041 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:06:21,066 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:06:21,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:06:21,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:06:21,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:06:21,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:06:21,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:06:21,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:06:21,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:06:21,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:06:21,099 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:06:21,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:06:21,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:06:21,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:06:21,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:06:21,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:06:21,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:06:21,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:06:21,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:06:21,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:06:21,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:06:21,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:06:21,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:06:21,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:06:21,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:06:21,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:06:21,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:06:21,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:06:21,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:06:21,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:06:21,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:06:21,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:06:21,164 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:06:21,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:06:21,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:06:21,166 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:06:21,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:06:21,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:06:21,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:06:21,175 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-20 20:06:21,221 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:06:21,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:06:21,223 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:06:21,224 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:06:21,225 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:06:21,225 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:06:21,226 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:06:21,226 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:06:21,226 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:06:21,226 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:06:21,228 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:06:21,228 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:06:21,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:06:21,229 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:06:21,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 20:06:21,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:06:21,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 20:06:21,231 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 20:06:21,231 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 20:06:21,231 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 20:06:21,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 20:06:21,232 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:06:21,232 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 20:06:21,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:06:21,233 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 20:06:21,233 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:06:21,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:06:21,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:06:21,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:06:21,234 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 20:06:21,234 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 20:06:21,235 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 20:06:21,235 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 20:06:21,236 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:06:21,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 20:06:21,236 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_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa587f0b36379de958284b6fc2dac04d466d3ed2170405f7351bb162fcbfad3a [2022-11-20 20:06:21,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:06:21,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:06:21,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:06:21,700 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:06:21,701 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:06:21,703 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2022-11-20 20:06:25,087 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:06:26,406 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:06:26,408 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2022-11-20 20:06:26,577 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/data/7cff6d246/38dd3ed0985c4a44af2f2f10af6c0708/FLAGe989d2719 [2022-11-20 20:06:26,616 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0649e11e-ece8-4374-ad20-f446222f7f1c/bin/utaipan-6cKwYrpEi9/data/7cff6d246/38dd3ed0985c4a44af2f2f10af6c0708 [2022-11-20 20:06:26,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:06:26,623 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:06:26,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:06:26,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:06:26,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:06:26,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:06:26" (1/1) ... [2022-11-20 20:06:26,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f9bcea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:06:26, skipping insertion in model container [2022-11-20 20:06:26,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:06:26" (1/1) ... [2022-11-20 20:06:26,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:06:27,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:06:29,743 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2022-11-20 20:06:29,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3971ed73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:06:29, skipping insertion in model container [2022-11-20 20:06:29,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 20:06:29,745 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 20:06:29,747 INFO L158 Benchmark]: Toolchain (without parser) took 3123.04ms. Allocated memory was 71.3MB in the beginning and 142.6MB in the end (delta: 71.3MB). Free memory was 26.2MB in the beginning and 57.4MB in the end (delta: -31.2MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2022-11-20 20:06:29,747 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 54.5MB. Free memory is still 32.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:06:29,748 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3119.08ms. Allocated memory was 71.3MB in the beginning and 142.6MB in the end (delta: 71.3MB). Free memory was 26.0MB in the beginning and 57.4MB in the end (delta: -31.4MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2022-11-20 20:06:29,750 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 54.5MB. Free memory is still 32.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3119.08ms. Allocated memory was 71.3MB in the beginning and 142.6MB in the end (delta: 71.3MB). Free memory was 26.0MB in the beginning and 57.4MB in the end (delta: -31.4MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9327]: 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN