./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/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-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan --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 4a7297393f106a57e2c2dd763b0e4fdb9779b1b0 ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/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-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan --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 4a7297393f106a57e2c2dd763b0e4fdb9779b1b0 ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 05:34:02,958 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 05:34:02,960 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 05:34:02,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 05:34:02,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 05:34:02,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 05:34:02,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 05:34:02,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 05:34:02,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 05:34:02,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 05:34:02,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 05:34:02,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 05:34:02,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 05:34:03,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 05:34:03,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 05:34:03,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 05:34:03,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 05:34:03,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 05:34:03,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 05:34:03,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 05:34:03,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 05:34:03,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 05:34:03,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 05:34:03,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 05:34:03,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 05:34:03,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 05:34:03,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 05:34:03,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 05:34:03,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 05:34:03,021 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 05:34:03,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 05:34:03,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 05:34:03,022 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 05:34:03,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 05:34:03,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 05:34:03,024 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 05:34:03,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 05:34:03,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 05:34:03,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 05:34:03,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 05:34:03,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 05:34:03,027 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-12-09 05:34:03,049 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 05:34:03,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 05:34:03,050 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 05:34:03,050 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 05:34:03,050 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 05:34:03,050 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 05:34:03,050 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 05:34:03,050 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 05:34:03,050 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 05:34:03,051 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 05:34:03,051 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 05:34:03,051 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 05:34:03,051 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 05:34:03,051 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 05:34:03,051 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 05:34:03,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 05:34:03,052 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 05:34:03,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 05:34:03,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 05:34:03,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 05:34:03,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 05:34:03,053 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 05:34:03,053 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 05:34:03,053 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 05:34:03,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 05:34:03,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 05:34:03,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 05:34:03,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 05:34:03,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 05:34:03,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 05:34:03,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 05:34:03,054 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 05:34:03,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 05:34:03,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 05:34:03,054 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 05:34:03,054 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 05:34:03,054 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-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a7297393f106a57e2c2dd763b0e4fdb9779b1b0 [2020-12-09 05:34:03,240 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 05:34:03,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 05:34:03,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 05:34:03,259 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 05:34:03,259 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 05:34:03,260 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/../../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 [2020-12-09 05:34:03,300 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/data/a14948cb9/bb34eff650514ed6bcd5a3bc42d8d99c/FLAGb9452518b [2020-12-09 05:34:04,178 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 05:34:04,179 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/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 [2020-12-09 05:34:04,239 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/data/a14948cb9/bb34eff650514ed6bcd5a3bc42d8d99c/FLAGb9452518b [2020-12-09 05:34:04,283 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/data/a14948cb9/bb34eff650514ed6bcd5a3bc42d8d99c [2020-12-09 05:34:04,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 05:34:04,287 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 05:34:04,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 05:34:04,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 05:34:04,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 05:34:04,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:34:04" (1/1) ... [2020-12-09 05:34:04,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e9565b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:04, skipping insertion in model container [2020-12-09 05:34:04,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:34:04" (1/1) ... [2020-12-09 05:34:04,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 05:34:04,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 05:34:05,984 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2020-12-09 05:34:05,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72803485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:05, skipping insertion in model container [2020-12-09 05:34:05,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 05:34:05,984 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 05:34:05,986 INFO L168 Benchmark]: Toolchain (without parser) took 1698.06 ms. Allocated memory was 107.0 MB in the beginning and 146.8 MB in the end (delta: 39.8 MB). Free memory was 64.2 MB in the beginning and 82.3 MB in the end (delta: -18.1 MB). Peak memory consumption was 61.8 MB. Max. memory is 16.1 GB. [2020-12-09 05:34:05,987 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 107.0 MB. Free memory is still 82.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 05:34:05,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1696.20 ms. Allocated memory was 107.0 MB in the beginning and 146.8 MB in the end (delta: 39.8 MB). Free memory was 63.9 MB in the beginning and 82.3 MB in the end (delta: -18.4 MB). Peak memory consumption was 61.8 MB. Max. memory is 16.1 GB. [2020-12-09 05:34:05,988 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 107.0 MB. Free memory is still 82.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1696.20 ms. Allocated memory was 107.0 MB in the beginning and 146.8 MB in the end (delta: 39.8 MB). Free memory was 63.9 MB in the beginning and 82.3 MB in the end (delta: -18.4 MB). Peak memory consumption was 61.8 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 0.2.0-7b2dab5 [2020-12-09 05:34:07,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 05:34:07,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 05:34:07,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 05:34:07,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 05:34:07,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 05:34:07,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 05:34:07,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 05:34:07,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 05:34:07,389 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 05:34:07,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 05:34:07,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 05:34:07,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 05:34:07,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 05:34:07,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 05:34:07,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 05:34:07,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 05:34:07,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 05:34:07,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 05:34:07,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 05:34:07,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 05:34:07,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 05:34:07,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 05:34:07,403 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 05:34:07,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 05:34:07,406 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 05:34:07,406 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 05:34:07,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 05:34:07,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 05:34:07,408 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 05:34:07,408 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 05:34:07,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 05:34:07,410 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 05:34:07,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 05:34:07,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 05:34:07,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 05:34:07,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 05:34:07,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 05:34:07,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 05:34:07,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 05:34:07,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 05:34:07,415 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-12-09 05:34:07,436 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 05:34:07,437 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 05:34:07,437 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 05:34:07,437 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 05:34:07,437 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 05:34:07,438 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 05:34:07,438 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 05:34:07,438 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 05:34:07,438 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 05:34:07,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 05:34:07,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 05:34:07,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 05:34:07,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 05:34:07,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 05:34:07,439 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 05:34:07,439 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 05:34:07,439 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 05:34:07,439 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 05:34:07,440 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 05:34:07,440 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 05:34:07,440 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 05:34:07,440 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 05:34:07,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 05:34:07,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 05:34:07,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 05:34:07,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 05:34:07,441 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 05:34:07,441 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 05:34:07,441 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 05:34:07,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 05:34:07,441 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 05:34:07,441 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 05:34:07,441 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-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a7297393f106a57e2c2dd763b0e4fdb9779b1b0 [2020-12-09 05:34:07,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 05:34:07,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 05:34:07,674 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 05:34:07,674 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 05:34:07,675 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 05:34:07,676 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/../../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 [2020-12-09 05:34:07,723 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/data/6c0175616/00042d9d88ab419b8a6b114712d3e306/FLAGbf6a7bd89 [2020-12-09 05:34:08,692 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 05:34:08,693 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/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 [2020-12-09 05:34:08,794 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/data/6c0175616/00042d9d88ab419b8a6b114712d3e306/FLAGbf6a7bd89 [2020-12-09 05:34:09,252 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_991cdfe1-8ca9-4e0c-99ad-40420243d2f7/bin/utaipan/data/6c0175616/00042d9d88ab419b8a6b114712d3e306 [2020-12-09 05:34:09,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 05:34:09,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 05:34:09,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 05:34:09,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 05:34:09,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 05:34:09,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:34:09" (1/1) ... [2020-12-09 05:34:09,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5efcf832 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:09, skipping insertion in model container [2020-12-09 05:34:09,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:34:09" (1/1) ... [2020-12-09 05:34:09,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 05:34:09,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 05:34:11,032 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2020-12-09 05:34:11,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@39959ec5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:11, skipping insertion in model container [2020-12-09 05:34:11,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 05:34:11,033 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 05:34:11,035 INFO L168 Benchmark]: Toolchain (without parser) took 1777.85 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 36.3 MB in the beginning and 50.7 MB in the end (delta: -14.3 MB). Peak memory consumption was 49.2 MB. Max. memory is 16.1 GB. [2020-12-09 05:34:11,036 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 60.8 MB. Free memory is still 43.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 05:34:11,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1775.63 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 36.1 MB in the beginning and 50.7 MB in the end (delta: -14.6 MB). Peak memory consumption was 49.2 MB. Max. memory is 16.1 GB. [2020-12-09 05:34:11,038 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 60.8 MB. Free memory is still 43.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1775.63 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 36.1 MB in the beginning and 50.7 MB in the end (delta: -14.6 MB). Peak memory consumption was 49.2 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...