./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/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_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8 --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 --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:25:02,123 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:25:02,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:25:02,160 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:25:02,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:25:02,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:25:02,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:25:02,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:25:02,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:25:02,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:25:02,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:25:02,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:25:02,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:25:02,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:25:02,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:25:02,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:25:02,179 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:25:02,180 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:25:02,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:25:02,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:25:02,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:25:02,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:25:02,190 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:25:02,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:25:02,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:25:02,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:25:02,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:25:02,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:25:02,199 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:25:02,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:25:02,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:25:02,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:25:02,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:25:02,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:25:02,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:25:02,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:25:02,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:25:02,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:25:02,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:25:02,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:25:02,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:25:02,217 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 02:25:02,259 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:25:02,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:25:02,271 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:25:02,271 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:25:02,271 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:25:02,271 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:25:02,272 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:25:02,272 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:25:02,272 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:25:02,272 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:25:02,273 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:25:02,274 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:25:02,274 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:25:02,274 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:25:02,274 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:25:02,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:25:02,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:25:02,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:25:02,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:25:02,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:25:02,276 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:25:02,277 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:25:02,277 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:25:02,277 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:25:02,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:25:02,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:25:02,278 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:25:02,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:25:02,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:25:02,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:25:02,280 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:25:02,280 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:25:02,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:25:02,281 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:25:02,281 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:25:02,281 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:25:02,282 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_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa587f0b36379de958284b6fc2dac04d466d3ed2170405f7351bb162fcbfad3a [2021-11-07 02:25:02,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:25:02,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:25:02,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:25:02,568 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:25:02,569 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:25:02,570 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/../../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 [2021-11-07 02:25:02,633 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/data/2eb37934d/045b9c65b45f4adbaeee4f764fc64bbb/FLAG0ae4b6280 [2021-11-07 02:25:04,073 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:25:04,074 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/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 [2021-11-07 02:25:04,205 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/data/2eb37934d/045b9c65b45f4adbaeee4f764fc64bbb/FLAG0ae4b6280 [2021-11-07 02:25:04,479 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/data/2eb37934d/045b9c65b45f4adbaeee4f764fc64bbb [2021-11-07 02:25:04,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:25:04,485 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:25:04,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:25:04,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:25:04,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:25:04,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:25:04" (1/1) ... [2021-11-07 02:25:04,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@769fad3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:25:04, skipping insertion in model container [2021-11-07 02:25:04,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:25:04" (1/1) ... [2021-11-07 02:25:04,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:25:04,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:25:07,634 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2021-11-07 02:25:07,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@66f9d622 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:25:07, skipping insertion in model container [2021-11-07 02:25:07,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:25:07,635 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:25:07,638 INFO L168 Benchmark]: Toolchain (without parser) took 3151.23 ms. Allocated memory was 155.2 MB in the beginning and 216.0 MB in the end (delta: 60.8 MB). Free memory was 101.7 MB in the beginning and 136.1 MB in the end (delta: -34.4 MB). Peak memory consumption was 43.9 MB. Max. memory is 16.1 GB. [2021-11-07 02:25:07,639 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 109.1 MB. Free memory is still 63.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:25:07,640 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3148.75 ms. Allocated memory was 155.2 MB in the beginning and 216.0 MB in the end (delta: 60.8 MB). Free memory was 101.7 MB in the beginning and 136.1 MB in the end (delta: -34.4 MB). Peak memory consumption was 43.9 MB. Max. memory is 16.1 GB. [2021-11-07 02:25:07,642 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 109.1 MB. Free memory is still 63.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3148.75 ms. Allocated memory was 155.2 MB in the beginning and 216.0 MB in the end (delta: 60.8 MB). Free memory was 101.7 MB in the beginning and 136.1 MB in the end (delta: -34.4 MB). Peak memory consumption was 43.9 MB. Max. memory is 16.1 GB. * 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/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_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8 --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 --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:25:09,900 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:25:09,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:25:09,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:25:09,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:25:09,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:25:09,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:25:09,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:25:09,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:25:09,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:25:09,977 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:25:09,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:25:09,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:25:09,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:25:09,984 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:25:09,988 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:25:09,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:25:09,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:25:09,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:25:10,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:25:10,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:25:10,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:25:10,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:25:10,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:25:10,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:25:10,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:25:10,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:25:10,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:25:10,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:25:10,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:25:10,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:25:10,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:25:10,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:25:10,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:25:10,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:25:10,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:25:10,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:25:10,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:25:10,029 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:25:10,031 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:25:10,032 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:25:10,037 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 02:25:10,076 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:25:10,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:25:10,078 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:25:10,078 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:25:10,079 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:25:10,079 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:25:10,079 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:25:10,079 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:25:10,080 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:25:10,082 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:25:10,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:25:10,083 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:25:10,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:25:10,084 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:25:10,084 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:25:10,084 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 02:25:10,084 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 02:25:10,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:25:10,085 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:25:10,085 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:25:10,085 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:25:10,085 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 02:25:10,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:25:10,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:25:10,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:25:10,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:25:10,087 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:25:10,087 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 02:25:10,087 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 02:25:10,087 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:25:10,088 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:25:10,088 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:25:10,088 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_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa587f0b36379de958284b6fc2dac04d466d3ed2170405f7351bb162fcbfad3a [2021-11-07 02:25:10,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:25:10,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:25:10,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:25:10,525 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:25:10,527 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:25:10,528 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/../../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 [2021-11-07 02:25:10,610 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/data/bf558f5e7/bd5c878f61b546789dc2613ce06f9dbd/FLAG406f3604e [2021-11-07 02:25:12,177 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:25:12,178 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/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 [2021-11-07 02:25:12,284 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/data/bf558f5e7/bd5c878f61b546789dc2613ce06f9dbd/FLAG406f3604e [2021-11-07 02:25:12,562 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77254d32-8c6b-4eb5-ad46-f98d3de96fd0/bin/utaipan-UUZaoUuFF8/data/bf558f5e7/bd5c878f61b546789dc2613ce06f9dbd [2021-11-07 02:25:12,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:25:12,566 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:25:12,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:25:12,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:25:12,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:25:12,587 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:25:12" (1/1) ... [2021-11-07 02:25:12,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ac08a5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:25:12, skipping insertion in model container [2021-11-07 02:25:12,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:25:12" (1/1) ... [2021-11-07 02:25:12,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:25:12,981 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:25:15,615 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2021-11-07 02:25:15,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b26c8eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:25:15, skipping insertion in model container [2021-11-07 02:25:15,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:25:15,616 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:25:15,619 INFO L168 Benchmark]: Toolchain (without parser) took 3051.57 ms. Allocated memory was 86.0 MB in the beginning and 151.0 MB in the end (delta: 65.0 MB). Free memory was 45.2 MB in the beginning and 84.1 MB in the end (delta: -39.0 MB). Peak memory consumption was 58.4 MB. Max. memory is 16.1 GB. [2021-11-07 02:25:15,619 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 62.9 MB. Free memory is still 45.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:25:15,621 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3049.43 ms. Allocated memory was 86.0 MB in the beginning and 151.0 MB in the end (delta: 65.0 MB). Free memory was 45.0 MB in the beginning and 84.1 MB in the end (delta: -39.2 MB). Peak memory consumption was 58.4 MB. Max. memory is 16.1 GB. [2021-11-07 02:25:15,622 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 62.9 MB. Free memory is still 45.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3049.43 ms. Allocated memory was 86.0 MB in the beginning and 151.0 MB in the end (delta: 65.0 MB). Free memory was 45.0 MB in the beginning and 84.1 MB in the end (delta: -39.2 MB). Peak memory consumption was 58.4 MB. Max. memory is 16.1 GB. * 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