./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 5e519f3a 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_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/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_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fa587f0b36379de958284b6fc2dac04d466d3ed2170405f7351bb162fcbfad3a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 01:35:35,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:35:35,492 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:35:35,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:35:35,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:35:35,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:35:35,547 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:35:35,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:35:35,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:35:35,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:35:35,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:35:35,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:35:35,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:35:35,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:35:35,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:35:35,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:35:35,571 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:35:35,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:35:35,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:35:35,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:35:35,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:35:35,584 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:35:35,588 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:35:35,589 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:35:35,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:35:35,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:35:35,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:35:35,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:35:35,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:35:35,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:35:35,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:35:35,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:35:35,604 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:35:35,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:35:35,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:35:35,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:35:35,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:35:35,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:35:35,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:35:35,610 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:35:35,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:35:35,611 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 01:35:35,653 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:35:35,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:35:35,654 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:35:35,654 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:35:35,655 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:35:35,655 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:35:35,656 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:35:35,656 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:35:35,656 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:35:35,656 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 01:35:35,656 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:35:35,657 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:35:35,657 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 01:35:35,657 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 01:35:35,657 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:35:35,657 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 01:35:35,657 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 01:35:35,658 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 01:35:35,658 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:35:35,658 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 01:35:35,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:35:35,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:35:35,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:35:35,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:35:35,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:35:35,660 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:35:35,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:35:35,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:35:35,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:35:35,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:35:35,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:35:35,661 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 01:35:35,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:35:35,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:35:35,661 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 01:35:35,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 01:35:35,662 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:35:35,662 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:35:35,662 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_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa587f0b36379de958284b6fc2dac04d466d3ed2170405f7351bb162fcbfad3a [2022-11-03 01:35:35,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:35:36,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:35:36,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:35:36,030 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:35:36,031 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:35:36,032 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2022-11-03 01:35:36,100 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/data/74a98e586/f272875cc452449888109da889247dd1/FLAGb24c18f1a [2022-11-03 01:35:37,401 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:35:37,403 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2022-11-03 01:35:37,512 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/data/74a98e586/f272875cc452449888109da889247dd1/FLAGb24c18f1a [2022-11-03 01:35:38,000 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/data/74a98e586/f272875cc452449888109da889247dd1 [2022-11-03 01:35:38,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:35:38,005 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:35:38,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:35:38,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:35:38,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:35:38,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:35:38" (1/1) ... [2022-11-03 01:35:38,014 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4189c8d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:35:38, skipping insertion in model container [2022-11-03 01:35:38,014 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:35:38" (1/1) ... [2022-11-03 01:35:38,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:35:38,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:35:40,649 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2022-11-03 01:35:40,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e9052ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:35:40, skipping insertion in model container [2022-11-03 01:35:40,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:35:40,652 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 01:35:40,654 INFO L158 Benchmark]: Toolchain (without parser) took 2647.92ms. Allocated memory was 111.1MB in the beginning and 186.6MB in the end (delta: 75.5MB). Free memory was 55.0MB in the beginning and 87.1MB in the end (delta: -32.1MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2022-11-03 01:35:40,655 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 93.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:35:40,657 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2644.23ms. Allocated memory was 111.1MB in the beginning and 186.6MB in the end (delta: 75.5MB). Free memory was 54.7MB in the beginning and 87.1MB in the end (delta: -32.5MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2022-11-03 01:35:40,659 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 111.1MB. Free memory is still 93.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2644.23ms. Allocated memory was 111.1MB in the beginning and 186.6MB in the end (delta: 75.5MB). Free memory was 54.7MB in the beginning and 87.1MB in the end (delta: -32.5MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9327]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: __iwl_err RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/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_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fa587f0b36379de958284b6fc2dac04d466d3ed2170405f7351bb162fcbfad3a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 01:35:42,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:35:42,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:35:42,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:35:42,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:35:42,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:35:42,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:35:42,926 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:35:42,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:35:42,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:35:42,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:35:42,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:35:42,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:35:42,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:35:42,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:35:42,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:35:42,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:35:42,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:35:42,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:35:42,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:35:42,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:35:42,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:35:42,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:35:42,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:35:42,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:35:42,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:35:42,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:35:42,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:35:42,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:35:42,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:35:42,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:35:42,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:35:42,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:35:42,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:35:42,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:35:42,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:35:42,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:35:42,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:35:42,961 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:35:42,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:35:42,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:35:42,963 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-03 01:35:43,011 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:35:43,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:35:43,014 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:35:43,015 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:35:43,016 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:35:43,016 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:35:43,016 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:35:43,016 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:35:43,017 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:35:43,017 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:35:43,018 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:35:43,018 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:35:43,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:35:43,020 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:35:43,020 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:35:43,020 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:35:43,020 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:35:43,021 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 01:35:43,021 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 01:35:43,021 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 01:35:43,021 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:35:43,021 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:35:43,022 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:35:43,022 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:35:43,022 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 01:35:43,022 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:35:43,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:35:43,023 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:35:43,023 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:35:43,023 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:35:43,023 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 01:35:43,024 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 01:35:43,024 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:35:43,024 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:35:43,025 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 01:35:43,025 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_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa587f0b36379de958284b6fc2dac04d466d3ed2170405f7351bb162fcbfad3a [2022-11-03 01:35:43,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:35:43,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:35:43,419 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:35:43,420 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:35:43,421 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:35:43,422 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2022-11-03 01:35:43,511 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/data/3b9be7065/2ed2e20363234e42a2d42602dd58809f/FLAG208ac3e95 [2022-11-03 01:35:45,182 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:35:45,183 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2022-11-03 01:35:45,347 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/data/3b9be7065/2ed2e20363234e42a2d42602dd58809f/FLAG208ac3e95 [2022-11-03 01:35:45,478 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e9cdd99-369c-4b0e-ac43-7c551be9c576/bin/utaipan-7li7fVZpFI/data/3b9be7065/2ed2e20363234e42a2d42602dd58809f [2022-11-03 01:35:45,481 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:35:45,482 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:35:45,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:35:45,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:35:45,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:35:45,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:35:45" (1/1) ... [2022-11-03 01:35:45,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b1a5679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:35:45, skipping insertion in model container [2022-11-03 01:35:45,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:35:45" (1/1) ... [2022-11-03 01:35:45,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:35:45,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:35:48,404 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2022-11-03 01:35:48,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6abdd957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:35:48, skipping insertion in model container [2022-11-03 01:35:48,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:35:48,406 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 01:35:48,408 INFO L158 Benchmark]: Toolchain (without parser) took 2924.72ms. Allocated memory was 90.2MB in the beginning and 127.9MB in the end (delta: 37.7MB). Free memory was 42.3MB in the beginning and 64.6MB in the end (delta: -22.3MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2022-11-03 01:35:48,408 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory was 41.4MB in the beginning and 41.4MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:35:48,409 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2922.27ms. Allocated memory was 90.2MB in the beginning and 127.9MB in the end (delta: 37.7MB). Free memory was 42.3MB in the beginning and 64.6MB in the end (delta: -22.3MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2022-11-03 01:35:48,411 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 60.8MB. Free memory was 41.4MB in the beginning and 41.4MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2922.27ms. Allocated memory was 90.2MB in the beginning and 127.9MB in the end (delta: 37.7MB). Free memory was 42.3MB in the beginning and 64.6MB in the end (delta: -22.3MB). Peak memory consumption was 48.3MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN