./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_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/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_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw --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 ....................................................................................................................................... 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_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/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_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw --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 ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-20 06:29:34,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 06:29:34,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 06:29:34,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 06:29:34,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 06:29:34,546 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 06:29:34,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 06:29:34,552 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 06:29:34,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 06:29:34,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 06:29:34,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 06:29:34,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 06:29:34,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 06:29:34,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 06:29:34,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 06:29:34,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 06:29:34,582 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 06:29:34,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 06:29:34,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 06:29:34,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 06:29:34,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 06:29:34,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 06:29:34,603 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 06:29:34,605 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 06:29:34,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 06:29:34,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 06:29:34,610 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 06:29:34,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 06:29:34,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 06:29:34,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 06:29:34,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 06:29:34,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 06:29:34,618 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 06:29:34,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 06:29:34,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 06:29:34,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 06:29:34,622 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 06:29:34,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 06:29:34,623 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 06:29:34,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 06:29:34,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 06:29:34,626 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-20 06:29:34,673 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 06:29:34,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 06:29:34,675 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 06:29:34,675 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 06:29:34,676 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 06:29:34,676 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 06:29:34,676 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-20 06:29:34,676 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 06:29:34,677 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 06:29:34,677 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-20 06:29:34,678 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-20 06:29:34,678 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 06:29:34,679 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-20 06:29:34,679 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-20 06:29:34,679 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-20 06:29:34,680 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 06:29:34,680 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-20 06:29:34,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 06:29:34,681 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 06:29:34,681 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 06:29:34,681 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 06:29:34,681 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 06:29:34,682 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 06:29:34,682 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 06:29:34,682 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 06:29:34,682 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 06:29:34,683 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 06:29:34,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 06:29:34,683 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 06:29:34,685 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 06:29:34,685 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 06:29:34,685 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-20 06:29:34,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-20 06:29:34,686 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 06:29:34,686 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 06:29:34,686 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 06:29:34,687 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_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa587f0b36379de958284b6fc2dac04d466d3ed2170405f7351bb162fcbfad3a [2021-10-20 06:29:34,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 06:29:35,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 06:29:35,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 06:29:35,022 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 06:29:35,023 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 06:29:35,024 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/../../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 [2021-10-20 06:29:35,106 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/data/4e65d716e/54aff56137744511b21d43fa7d4b4871/FLAG2a88883e1 [2021-10-20 06:29:36,725 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 06:29:36,726 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/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 [2021-10-20 06:29:36,863 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/data/4e65d716e/54aff56137744511b21d43fa7d4b4871/FLAG2a88883e1 [2021-10-20 06:29:37,063 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/data/4e65d716e/54aff56137744511b21d43fa7d4b4871 [2021-10-20 06:29:37,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 06:29:37,068 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 06:29:37,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 06:29:37,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 06:29:37,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 06:29:37,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:29:37" (1/1) ... [2021-10-20 06:29:37,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b3df7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:37, skipping insertion in model container [2021-10-20 06:29:37,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:29:37" (1/1) ... [2021-10-20 06:29:37,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 06:29:37,404 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 06:29:40,597 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2021-10-20 06:29:40,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@166e5e88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:40, skipping insertion in model container [2021-10-20 06:29:40,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 06:29:40,601 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-20 06:29:40,605 INFO L168 Benchmark]: Toolchain (without parser) took 3535.09 ms. Allocated memory was 125.8 MB in the beginning and 176.2 MB in the end (delta: 50.3 MB). Free memory was 77.8 MB in the beginning and 91.6 MB in the end (delta: -13.9 MB). Peak memory consumption was 39.2 MB. Max. memory is 16.1 GB. [2021-10-20 06:29:40,607 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 88.1 MB. Free memory is still 69.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 06:29:40,610 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3531.06 ms. Allocated memory was 125.8 MB in the beginning and 176.2 MB in the end (delta: 50.3 MB). Free memory was 77.8 MB in the beginning and 91.6 MB in the end (delta: -13.9 MB). Peak memory consumption was 39.2 MB. Max. memory is 16.1 GB. [2021-10-20 06:29:40,612 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 88.1 MB. Free memory is still 69.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3531.06 ms. Allocated memory was 125.8 MB in the beginning and 176.2 MB in the end (delta: 50.3 MB). Free memory was 77.8 MB in the beginning and 91.6 MB in the end (delta: -13.9 MB). Peak memory consumption was 39.2 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 [2021-10-20 06:29:43,010 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 06:29:43,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 06:29:43,067 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 06:29:43,068 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 06:29:43,074 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 06:29:43,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 06:29:43,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 06:29:43,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 06:29:43,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 06:29:43,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 06:29:43,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 06:29:43,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 06:29:43,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 06:29:43,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 06:29:43,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 06:29:43,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 06:29:43,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 06:29:43,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 06:29:43,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 06:29:43,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 06:29:43,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 06:29:43,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 06:29:43,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 06:29:43,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 06:29:43,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 06:29:43,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 06:29:43,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 06:29:43,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 06:29:43,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 06:29:43,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 06:29:43,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 06:29:43,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 06:29:43,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 06:29:43,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 06:29:43,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 06:29:43,186 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 06:29:43,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 06:29:43,187 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 06:29:43,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 06:29:43,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 06:29:43,191 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-20 06:29:43,256 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 06:29:43,256 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 06:29:43,258 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 06:29:43,258 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 06:29:43,259 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 06:29:43,259 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 06:29:43,259 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 06:29:43,260 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 06:29:43,260 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 06:29:43,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 06:29:43,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 06:29:43,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 06:29:43,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 06:29:43,264 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 06:29:43,265 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 06:29:43,265 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-20 06:29:43,265 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-20 06:29:43,265 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 06:29:43,266 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 06:29:43,266 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 06:29:43,266 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 06:29:43,267 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-20 06:29:43,267 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 06:29:43,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 06:29:43,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 06:29:43,268 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 06:29:43,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 06:29:43,268 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-20 06:29:43,269 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-20 06:29:43,269 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 06:29:43,269 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 06:29:43,270 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 06:29:43,270 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_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa587f0b36379de958284b6fc2dac04d466d3ed2170405f7351bb162fcbfad3a [2021-10-20 06:29:43,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 06:29:43,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 06:29:43,765 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 06:29:43,767 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 06:29:43,768 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 06:29:43,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/../../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 [2021-10-20 06:29:43,859 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/data/e2f9e1f97/b12508fafe414f539ed0a93d1191c251/FLAGaf5219766 [2021-10-20 06:29:45,542 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 06:29:45,544 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/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 [2021-10-20 06:29:45,669 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/data/e2f9e1f97/b12508fafe414f539ed0a93d1191c251/FLAGaf5219766 [2021-10-20 06:29:45,804 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf5ea62-6467-4f45-80d0-23668dbd7adb/bin/utaipan-tZwUujhuQw/data/e2f9e1f97/b12508fafe414f539ed0a93d1191c251 [2021-10-20 06:29:45,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 06:29:45,810 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 06:29:45,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 06:29:45,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 06:29:45,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 06:29:45,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:29:45" (1/1) ... [2021-10-20 06:29:45,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ef86cad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:45, skipping insertion in model container [2021-10-20 06:29:45,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:29:45" (1/1) ... [2021-10-20 06:29:45,826 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 06:29:46,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 06:29:49,141 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2021-10-20 06:29:49,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@63d8a1eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:49, skipping insertion in model container [2021-10-20 06:29:49,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 06:29:49,143 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-20 06:29:49,146 INFO L168 Benchmark]: Toolchain (without parser) took 3334.68 ms. Allocated memory was 69.2 MB in the beginning and 142.6 MB in the end (delta: 73.4 MB). Free memory was 30.5 MB in the beginning and 72.6 MB in the end (delta: -42.0 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. [2021-10-20 06:29:49,148 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 69.2 MB. Free memory is still 50.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 06:29:49,150 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3332.12 ms. Allocated memory was 69.2 MB in the beginning and 142.6 MB in the end (delta: 73.4 MB). Free memory was 30.4 MB in the beginning and 72.6 MB in the end (delta: -42.2 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. [2021-10-20 06:29:49,152 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 69.2 MB. Free memory is still 50.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3332.12 ms. Allocated memory was 69.2 MB in the beginning and 142.6 MB in the end (delta: 73.4 MB). Free memory was 30.4 MB in the beginning and 72.6 MB in the end (delta: -42.2 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9327]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: __iwl_err RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...