./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 e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.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_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fa587f0b36379de958284b6fc2dac04d466d3ed2170405f7351bb162fcbfad3a ................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.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_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fa587f0b36379de958284b6fc2dac04d466d3ed2170405f7351bb162fcbfad3a .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:53:54,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:53:54,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:53:54,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:53:54,627 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:53:54,628 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:53:54,630 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:53:54,633 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:53:54,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:53:54,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:53:54,638 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:53:54,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:53:54,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:53:54,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:53:54,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:53:54,646 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:53:54,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:53:54,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:53:54,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:53:54,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:53:54,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:53:54,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:53:54,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:53:54,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:53:54,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:53:54,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:53:54,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:53:54,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:53:54,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:53:54,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:53:54,671 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:53:54,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:53:54,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:53:54,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:53:54,676 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:53:54,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:53:54,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:53:54,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:53:54,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:53:54,681 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:53:54,682 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:53:54,683 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-21 19:53:54,710 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:53:54,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:53:54,711 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:53:54,712 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:53:54,713 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:53:54,713 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:53:54,719 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:53:54,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:53:54,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:53:54,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:53:54,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:53:54,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:53:54,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:53:54,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:53:54,721 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:53:54,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:53:54,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:53:54,722 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:53:54,722 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:53:54,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:53:54,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:53:54,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:53:54,723 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:53:54,723 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:53:54,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:53:54,724 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:53:54,724 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:53:54,724 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:53:54,724 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:53:54,725 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_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa587f0b36379de958284b6fc2dac04d466d3ed2170405f7351bb162fcbfad3a [2021-10-21 19:53:55,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:53:55,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:53:55,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:53:55,091 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:53:55,093 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:53:55,094 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/../../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 [2021-10-21 19:53:55,165 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/data/c4dfb9ffc/a05d56c1f24d492c9ab14daa31d6b66f/FLAG7cb6a944a [2021-10-21 19:53:56,555 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:53:56,556 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/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 [2021-10-21 19:53:56,655 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/data/c4dfb9ffc/a05d56c1f24d492c9ab14daa31d6b66f/FLAG7cb6a944a [2021-10-21 19:53:56,974 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/data/c4dfb9ffc/a05d56c1f24d492c9ab14daa31d6b66f [2021-10-21 19:53:56,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:53:56,978 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:53:56,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:53:56,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:53:56,984 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:53:56,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:53:56" (1/1) ... [2021-10-21 19:53:56,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76caa68e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:53:56, skipping insertion in model container [2021-10-21 19:53:56,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:53:56" (1/1) ... [2021-10-21 19:53:57,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:53:57,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:53:59,976 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2021-10-21 19:53:59,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d5876fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:53:59, skipping insertion in model container [2021-10-21 19:53:59,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:53:59,978 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-21 19:53:59,980 INFO L168 Benchmark]: Toolchain (without parser) took 3000.32 ms. Allocated memory was 107.0 MB in the beginning and 174.1 MB in the end (delta: 67.1 MB). Free memory was 46.8 MB in the beginning and 101.2 MB in the end (delta: -54.4 MB). Peak memory consumption was 53.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:53:59,981 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 86.0 MB. Free memory is still 64.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:53:59,982 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2997.63 ms. Allocated memory was 107.0 MB in the beginning and 174.1 MB in the end (delta: 67.1 MB). Free memory was 46.4 MB in the beginning and 101.2 MB in the end (delta: -54.8 MB). Peak memory consumption was 51.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:53:59,984 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 86.0 MB. Free memory is still 64.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2997.63 ms. Allocated memory was 107.0 MB in the beginning and 174.1 MB in the end (delta: 67.1 MB). Free memory was 46.4 MB in the beginning and 101.2 MB in the end (delta: -54.8 MB). Peak memory consumption was 51.1 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:54:02,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:54:02,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:54:02,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:54:02,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:54:02,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:54:02,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:54:02,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:54:02,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:54:02,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:54:02,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:54:02,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:54:02,471 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:54:02,474 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:54:02,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:54:02,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:54:02,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:54:02,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:54:02,486 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:54:02,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:54:02,496 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:54:02,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:54:02,501 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:54:02,503 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:54:02,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:54:02,513 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:54:02,514 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:54:02,516 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:54:02,517 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:54:02,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:54:02,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:54:02,519 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:54:02,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:54:02,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:54:02,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:54:02,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:54:02,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:54:02,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:54:02,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:54:02,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:54:02,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:54:02,534 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-21 19:54:02,580 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:54:02,581 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:54:02,582 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:54:02,582 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:54:02,585 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:54:02,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:54:02,585 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:54:02,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:54:02,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:54:02,586 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:54:02,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:54:02,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:54:02,588 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 19:54:02,589 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 19:54:02,589 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:54:02,589 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:54:02,590 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:54:02,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:54:02,590 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:54:02,591 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:54:02,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:54:02,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:54:02,592 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:54:02,592 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:54:02,592 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 19:54:02,592 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 19:54:02,593 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:54:02,593 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:54:02,594 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:54:02,594 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:54:02,594 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 19:54:02,594 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_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa587f0b36379de958284b6fc2dac04d466d3ed2170405f7351bb162fcbfad3a [2021-10-21 19:54:03,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:54:03,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:54:03,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:54:03,042 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:54:03,042 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:54:03,043 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/../../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 [2021-10-21 19:54:03,127 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/data/14b0b1a74/afe9b652e06449839b21a0df11c378e4/FLAG177474aab [2021-10-21 19:54:04,748 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:54:04,750 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/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 [2021-10-21 19:54:04,903 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/data/14b0b1a74/afe9b652e06449839b21a0df11c378e4/FLAG177474aab [2021-10-21 19:54:04,987 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50d105bd-2280-41a1-bdf6-7b0e1b4e8661/bin/uautomizer-j4sWxH34Be/data/14b0b1a74/afe9b652e06449839b21a0df11c378e4 [2021-10-21 19:54:04,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:54:04,995 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:54:05,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:54:05,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:54:05,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:54:05,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:54:04" (1/1) ... [2021-10-21 19:54:05,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ff8d270 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:05, skipping insertion in model container [2021-10-21 19:54:05,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:54:04" (1/1) ... [2021-10-21 19:54:05,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:54:05,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:54:08,317 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2021-10-21 19:54:08,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@69aa7907 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:08, skipping insertion in model container [2021-10-21 19:54:08,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:54:08,318 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-21 19:54:08,320 INFO L168 Benchmark]: Toolchain (without parser) took 3323.49 ms. Allocated memory was 88.1 MB in the beginning and 127.9 MB in the end (delta: 39.8 MB). Free memory was 43.4 MB in the beginning and 44.9 MB in the end (delta: -1.5 MB). Peak memory consumption was 47.7 MB. Max. memory is 16.1 GB. [2021-10-21 19:54:08,321 INFO L168 Benchmark]: CDTParser took 1.59 ms. Allocated memory is still 65.0 MB. Free memory is still 46.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:54:08,322 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3318.21 ms. Allocated memory was 88.1 MB in the beginning and 127.9 MB in the end (delta: 39.8 MB). Free memory was 43.2 MB in the beginning and 44.9 MB in the end (delta: -1.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 16.1 GB. [2021-10-21 19:54:08,323 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59 ms. Allocated memory is still 65.0 MB. Free memory is still 46.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3318.21 ms. Allocated memory was 88.1 MB in the beginning and 127.9 MB in the end (delta: 39.8 MB). Free memory was 43.2 MB in the beginning and 44.9 MB in the end (delta: -1.7 MB). Peak memory consumption was 47.7 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...