./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 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/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_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl --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 0.2.2-dev-6a47aea [2021-11-23 16:45:20,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:45:20,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:45:20,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:45:20,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:45:20,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:45:20,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:45:20,359 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:45:20,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:45:20,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:45:20,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:45:20,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:45:20,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:45:20,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:45:20,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:45:20,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:45:20,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:45:20,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:45:20,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:45:20,379 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:45:20,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:45:20,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:45:20,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:45:20,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:45:20,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:45:20,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:45:20,398 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:45:20,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:45:20,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:45:20,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:45:20,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:45:20,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:45:20,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:45:20,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:45:20,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:45:20,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:45:20,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:45:20,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:45:20,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:45:20,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:45:20,416 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:45:20,417 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 16:45:20,459 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:45:20,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:45:20,463 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:45:20,463 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:45:20,470 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:45:20,470 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:45:20,471 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:45:20,471 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:45:20,471 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:45:20,471 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 16:45:20,472 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:45:20,473 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:45:20,473 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 16:45:20,473 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 16:45:20,473 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:45:20,474 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 16:45:20,474 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 16:45:20,474 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 16:45:20,475 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:45:20,475 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 16:45:20,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:45:20,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:45:20,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:45:20,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:45:20,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:45:20,476 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:45:20,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:45:20,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:45:20,478 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:45:20,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:45:20,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:45:20,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:45:20,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:45:20,480 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 16:45:20,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 16:45:20,480 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:45:20,480 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:45:20,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:45:20,481 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_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa587f0b36379de958284b6fc2dac04d466d3ed2170405f7351bb162fcbfad3a [2021-11-23 16:45:20,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:45:20,772 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:45:20,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:45:20,777 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:45:20,778 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:45:20,779 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/../../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 [2021-11-23 16:45:20,847 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/data/d82e2b5e2/59bb516fa6ef4cebbfdf1aae5ab0e86e/FLAG86ce31c89 [2021-11-23 16:45:22,256 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:45:22,256 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/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 [2021-11-23 16:45:22,360 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/data/d82e2b5e2/59bb516fa6ef4cebbfdf1aae5ab0e86e/FLAG86ce31c89 [2021-11-23 16:45:22,858 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/data/d82e2b5e2/59bb516fa6ef4cebbfdf1aae5ab0e86e [2021-11-23 16:45:22,861 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:45:22,862 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:45:22,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:45:22,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:45:22,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:45:22,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:45:22" (1/1) ... [2021-11-23 16:45:22,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f0b5359 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:22, skipping insertion in model container [2021-11-23 16:45:22,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:45:22" (1/1) ... [2021-11-23 16:45:22,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:45:23,224 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:45:25,891 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2021-11-23 16:45:25,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7269003a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:25, skipping insertion in model container [2021-11-23 16:45:25,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:45:25,893 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 16:45:25,895 INFO L158 Benchmark]: Toolchain (without parser) took 3031.08ms. Allocated memory was 119.5MB in the beginning and 186.6MB in the end (delta: 67.1MB). Free memory was 63.5MB in the beginning and 120.7MB in the end (delta: -57.3MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. [2021-11-23 16:45:25,896 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory was 89.5MB in the beginning and 89.5MB in the end (delta: 22.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:45:25,897 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3028.71ms. Allocated memory was 119.5MB in the beginning and 186.6MB in the end (delta: 67.1MB). Free memory was 63.5MB in the beginning and 120.7MB in the end (delta: -57.3MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. [2021-11-23 16:45:25,899 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory was 89.5MB in the beginning and 89.5MB in the end (delta: 22.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3028.71ms. Allocated memory was 119.5MB in the beginning and 186.6MB in the end (delta: 67.1MB). Free memory was 63.5MB in the beginning and 120.7MB in the end (delta: -57.3MB). Peak memory consumption was 56.3MB. 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/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_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl --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 0.2.2-dev-6a47aea [2021-11-23 16:45:28,147 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:45:28,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:45:28,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:45:28,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:45:28,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:45:28,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:45:28,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:45:28,191 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:45:28,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:45:28,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:45:28,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:45:28,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:45:28,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:45:28,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:45:28,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:45:28,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:45:28,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:45:28,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:45:28,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:45:28,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:45:28,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:45:28,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:45:28,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:45:28,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:45:28,236 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:45:28,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:45:28,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:45:28,241 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:45:28,242 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:45:28,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:45:28,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:45:28,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:45:28,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:45:28,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:45:28,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:45:28,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:45:28,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:45:28,262 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:45:28,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:45:28,265 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:45:28,266 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 16:45:28,318 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:45:28,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:45:28,319 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:45:28,320 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:45:28,321 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:45:28,321 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:45:28,321 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:45:28,322 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:45:28,322 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:45:28,322 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:45:28,323 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:45:28,324 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:45:28,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:45:28,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:45:28,326 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:45:28,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:45:28,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:45:28,326 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 16:45:28,327 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 16:45:28,327 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 16:45:28,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:45:28,327 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:45:28,328 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:45:28,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:45:28,328 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 16:45:28,328 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:45:28,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:45:28,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:45:28,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:45:28,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:45:28,330 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 16:45:28,330 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 16:45:28,330 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:45:28,330 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:45:28,331 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:45:28,331 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_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa587f0b36379de958284b6fc2dac04d466d3ed2170405f7351bb162fcbfad3a [2021-11-23 16:45:28,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:45:28,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:45:28,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:45:28,727 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:45:28,728 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:45:28,730 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/../../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 [2021-11-23 16:45:28,808 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/data/2fee9dd7e/dd90589a178a4fac9b88fd8b05e5f774/FLAGb363337d2 [2021-11-23 16:45:30,276 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:45:30,277 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/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 [2021-11-23 16:45:30,383 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/data/2fee9dd7e/dd90589a178a4fac9b88fd8b05e5f774/FLAGb363337d2 [2021-11-23 16:45:30,686 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18bffe3-6ca7-49c1-a965-ffe8f66c21d7/bin/utaipan-fb15Y9Yzbl/data/2fee9dd7e/dd90589a178a4fac9b88fd8b05e5f774 [2021-11-23 16:45:30,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:45:30,689 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:45:30,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:45:30,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:45:30,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:45:30,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:45:30" (1/1) ... [2021-11-23 16:45:30,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76a6c94a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:30, skipping insertion in model container [2021-11-23 16:45:30,698 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:45:30" (1/1) ... [2021-11-23 16:45:30,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:45:31,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:45:33,566 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2021-11-23 16:45:33,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18a65904 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:33, skipping insertion in model container [2021-11-23 16:45:33,567 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:45:33,569 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 16:45:33,572 INFO L158 Benchmark]: Toolchain (without parser) took 2881.05ms. Allocated memory was 107.0MB in the beginning and 167.8MB in the end (delta: 60.8MB). Free memory was 62.2MB in the beginning and 78.5MB in the end (delta: -16.3MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2021-11-23 16:45:33,574 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 67.1MB. Free memory was 47.7MB in the beginning and 47.6MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:45:33,576 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2877.10ms. Allocated memory was 107.0MB in the beginning and 167.8MB in the end (delta: 60.8MB). Free memory was 62.2MB in the beginning and 78.5MB in the end (delta: -16.3MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2021-11-23 16:45:33,579 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 67.1MB. Free memory was 47.7MB in the beginning and 47.6MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2877.10ms. Allocated memory was 107.0MB in the beginning and 167.8MB in the end (delta: 60.8MB). Free memory was 62.2MB in the beginning and 78.5MB in the end (delta: -16.3MB). Peak memory consumption was 46.8MB. 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