./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 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6b3210-82d4-47b9-931e-ea0492bb7409/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6b3210-82d4-47b9-931e-ea0492bb7409/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_3c6b3210-82d4-47b9-931e-ea0492bb7409/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6b3210-82d4-47b9-931e-ea0492bb7409/bin/utaipan-6cKwYrpEi9/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_3c6b3210-82d4-47b9-931e-ea0492bb7409/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_3c6b3210-82d4-47b9-931e-ea0492bb7409/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 1e06ca16e57ed47e87628f9c3ff5868638982dfb13ab833e985f662cf1318c3b --- 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 20:10:02,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:10:02,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:10:02,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:10:02,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:10:02,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:10:02,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:10:02,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:10:02,784 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:10:02,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:10:02,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:10:02,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:10:02,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:10:02,794 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:10:02,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:10:02,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:10:02,797 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:10:02,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:10:02,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:10:02,801 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:10:02,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:10:02,808 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:10:02,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:10:02,811 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:10:02,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:10:02,823 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:10:02,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:10:02,826 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:10:02,826 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:10:02,827 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:10:02,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:10:02,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:10:02,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:10:02,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:10:02,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:10:02,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:10:02,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:10:02,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:10:02,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:10:02,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:10:02,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:10:02,839 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6b3210-82d4-47b9-931e-ea0492bb7409/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-20 20:10:02,885 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:10:02,885 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:10:02,885 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:10:02,886 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:10:02,886 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:10:02,887 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:10:02,887 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:10:02,887 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:10:02,887 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:10:02,887 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 20:10:02,888 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:10:02,888 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:10:02,888 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 20:10:02,888 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 20:10:02,888 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:10:02,889 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 20:10:02,889 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 20:10:02,889 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 20:10:02,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:10:02,890 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 20:10:02,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:10:02,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 20:10:02,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:10:02,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 20:10:02,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 20:10:02,894 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:10:02,894 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 20:10:02,894 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:10:02,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:10:02,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:10:02,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:10:02,896 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 20:10:02,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:10:02,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 20:10:02,896 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 20:10:02,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 20:10:02,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 20:10:02,898 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:10:02,898 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_3c6b3210-82d4-47b9-931e-ea0492bb7409/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6b3210-82d4-47b9-931e-ea0492bb7409/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e06ca16e57ed47e87628f9c3ff5868638982dfb13ab833e985f662cf1318c3b [2022-11-20 20:10:03,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:10:03,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:10:03,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:10:03,206 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:10:03,207 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:10:03,208 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6b3210-82d4-47b9-931e-ea0492bb7409/bin/utaipan-6cKwYrpEi9/../../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 [2022-11-20 20:10:06,340 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:10:07,340 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:10:07,341 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6b3210-82d4-47b9-931e-ea0492bb7409/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 [2022-11-20 20:10:07,434 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6b3210-82d4-47b9-931e-ea0492bb7409/bin/utaipan-6cKwYrpEi9/data/8236e8c17/c9b3967abe7643cab2dc83a4d9387411/FLAG4491526a7 [2022-11-20 20:10:07,453 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6b3210-82d4-47b9-931e-ea0492bb7409/bin/utaipan-6cKwYrpEi9/data/8236e8c17/c9b3967abe7643cab2dc83a4d9387411 [2022-11-20 20:10:07,457 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:10:07,460 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:10:07,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:10:07,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:10:07,469 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:10:07,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:10:07" (1/1) ... [2022-11-20 20:10:07,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@795a86ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:10:07, skipping insertion in model container [2022-11-20 20:10:07,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:10:07" (1/1) ... [2022-11-20 20:10:07,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:10:07,858 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:10:09,819 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 20:10:09,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@47e0ed55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:10:09, skipping insertion in model container [2022-11-20 20:10:09,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 20:10:09,820 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 20:10:09,822 INFO L158 Benchmark]: Toolchain (without parser) took 2361.46ms. Allocated memory is still 174.1MB. Free memory was 85.4MB in the beginning and 70.8MB in the end (delta: 14.6MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2022-11-20 20:10:09,822 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 138.4MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:10:09,823 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2359.01ms. Allocated memory is still 174.1MB. Free memory was 85.4MB in the beginning and 70.8MB in the end (delta: 14.6MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2022-11-20 20:10:09,824 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 138.4MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2359.01ms. Allocated memory is still 174.1MB. Free memory was 85.4MB in the beginning and 70.8MB in the end (delta: 14.6MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. * 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... --- 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6b3210-82d4-47b9-931e-ea0492bb7409/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6b3210-82d4-47b9-931e-ea0492bb7409/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_3c6b3210-82d4-47b9-931e-ea0492bb7409/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6b3210-82d4-47b9-931e-ea0492bb7409/bin/utaipan-6cKwYrpEi9/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_3c6b3210-82d4-47b9-931e-ea0492bb7409/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_3c6b3210-82d4-47b9-931e-ea0492bb7409/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 1e06ca16e57ed47e87628f9c3ff5868638982dfb13ab833e985f662cf1318c3b --- 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 20:10:12,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:10:12,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:10:12,214 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:10:12,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:10:12,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:10:12,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:10:12,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:10:12,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:10:12,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:10:12,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:10:12,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:10:12,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:10:12,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:10:12,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:10:12,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:10:12,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:10:12,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:10:12,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:10:12,256 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:10:12,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:10:12,260 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:10:12,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:10:12,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:10:12,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:10:12,270 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:10:12,270 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:10:12,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:10:12,273 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:10:12,274 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:10:12,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:10:12,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:10:12,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:10:12,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:10:12,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:10:12,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:10:12,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:10:12,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:10:12,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:10:12,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:10:12,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:10:12,301 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6b3210-82d4-47b9-931e-ea0492bb7409/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-20 20:10:12,340 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:10:12,340 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:10:12,342 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:10:12,342 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:10:12,343 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:10:12,343 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:10:12,343 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:10:12,344 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:10:12,344 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:10:12,344 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:10:12,345 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:10:12,346 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:10:12,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:10:12,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:10:12,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 20:10:12,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:10:12,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 20:10:12,348 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 20:10:12,348 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 20:10:12,349 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 20:10:12,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 20:10:12,349 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:10:12,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 20:10:12,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:10:12,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 20:10:12,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:10:12,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:10:12,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:10:12,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:10:12,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 20:10:12,352 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 20:10:12,352 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 20:10:12,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 20:10:12,353 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:10:12,353 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 20:10:12,353 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6b3210-82d4-47b9-931e-ea0492bb7409/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6b3210-82d4-47b9-931e-ea0492bb7409/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e06ca16e57ed47e87628f9c3ff5868638982dfb13ab833e985f662cf1318c3b [2022-11-20 20:10:12,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:10:12,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:10:12,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:10:12,745 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:10:12,746 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:10:12,747 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6b3210-82d4-47b9-931e-ea0492bb7409/bin/utaipan-6cKwYrpEi9/../../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 [2022-11-20 20:10:15,731 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:10:17,035 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:10:17,036 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6b3210-82d4-47b9-931e-ea0492bb7409/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 [2022-11-20 20:10:17,238 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6b3210-82d4-47b9-931e-ea0492bb7409/bin/utaipan-6cKwYrpEi9/data/0eca4a864/da642b59ad674beb88d76483314501a9/FLAG38929b659 [2022-11-20 20:10:17,261 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6b3210-82d4-47b9-931e-ea0492bb7409/bin/utaipan-6cKwYrpEi9/data/0eca4a864/da642b59ad674beb88d76483314501a9 [2022-11-20 20:10:17,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:10:17,265 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:10:17,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:10:17,268 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:10:17,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:10:17,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:10:17" (1/1) ... [2022-11-20 20:10:17,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c04436d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:10:17, skipping insertion in model container [2022-11-20 20:10:17,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:10:17" (1/1) ... [2022-11-20 20:10:17,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:10:17,637 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:10:19,895 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 20:10:19,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3e72416e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:10:19, skipping insertion in model container [2022-11-20 20:10:19,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 20:10:19,899 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 20:10:19,900 INFO L158 Benchmark]: Toolchain (without parser) took 2634.10ms. Allocated memory was 98.6MB in the beginning and 142.6MB in the end (delta: 44.0MB). Free memory was 56.7MB in the beginning and 80.6MB in the end (delta: -23.9MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2022-11-20 20:10:19,901 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 73.4MB. Free memory was 51.6MB in the beginning and 51.5MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:10:19,902 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2630.28ms. Allocated memory was 98.6MB in the beginning and 142.6MB in the end (delta: 44.0MB). Free memory was 56.7MB in the beginning and 80.6MB in the end (delta: -23.9MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2022-11-20 20:10:19,903 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 73.4MB. Free memory was 51.6MB in the beginning and 51.5MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2630.28ms. Allocated memory was 98.6MB in the beginning and 142.6MB in the end (delta: 44.0MB). Free memory was 56.7MB in the beginning and 80.6MB in the end (delta: -23.9MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN