./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-08_1a-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_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/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 412473581f9002029d8f1292b2d7afcfc2c90cc1 ...................................................................................................................................... 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_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/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 412473581f9002029d8f1292b2d7afcfc2c90cc1 .................................................................................................................................. 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 20:34:09,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 20:34:09,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 20:34:09,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 20:34:09,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 20:34:09,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 20:34:09,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 20:34:09,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 20:34:09,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 20:34:09,978 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 20:34:09,979 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 20:34:09,980 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 20:34:09,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 20:34:09,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 20:34:09,982 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 20:34:09,983 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 20:34:09,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 20:34:09,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 20:34:09,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 20:34:09,987 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 20:34:09,989 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 20:34:09,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 20:34:09,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 20:34:09,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 20:34:09,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 20:34:09,994 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 20:34:09,995 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 20:34:09,995 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 20:34:09,996 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 20:34:09,997 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 20:34:09,997 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 20:34:09,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 20:34:09,998 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 20:34:09,999 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 20:34:10,000 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 20:34:10,000 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 20:34:10,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 20:34:10,001 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 20:34:10,001 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 20:34:10,001 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 20:34:10,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 20:34:10,003 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-12-09 20:34:10,024 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 20:34:10,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 20:34:10,025 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 20:34:10,025 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 20:34:10,026 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 20:34:10,026 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 20:34:10,026 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 20:34:10,026 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 20:34:10,026 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 20:34:10,026 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 20:34:10,027 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 20:34:10,027 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 20:34:10,027 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 20:34:10,027 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 20:34:10,027 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 20:34:10,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 20:34:10,028 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 20:34:10,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 20:34:10,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 20:34:10,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 20:34:10,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 20:34:10,029 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 20:34:10,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 20:34:10,029 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 20:34:10,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 20:34:10,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 20:34:10,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 20:34:10,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 20:34:10,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 20:34:10,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 20:34:10,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 20:34:10,031 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 20:34:10,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 20:34:10,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 20:34:10,031 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 20:34:10,031 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 20:34:10,032 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_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 412473581f9002029d8f1292b2d7afcfc2c90cc1 [2020-12-09 20:34:10,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 20:34:10,253 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 20:34:10,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 20:34:10,256 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 20:34:10,256 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 20:34:10,257 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2020-12-09 20:34:10,307 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/data/148bb694d/69ec3b9ff5114c43a4f83523bd8a8941/FLAG6a0f9ea34 [2020-12-09 20:34:11,167 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 20:34:11,167 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2020-12-09 20:34:11,222 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/data/148bb694d/69ec3b9ff5114c43a4f83523bd8a8941/FLAG6a0f9ea34 [2020-12-09 20:34:11,361 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/data/148bb694d/69ec3b9ff5114c43a4f83523bd8a8941 [2020-12-09 20:34:11,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 20:34:11,364 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 20:34:11,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 20:34:11,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 20:34:11,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 20:34:11,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 08:34:11" (1/1) ... [2020-12-09 20:34:11,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74c7c1be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:34:11, skipping insertion in model container [2020-12-09 20:34:11,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 08:34:11" (1/1) ... [2020-12-09 20:34:11,376 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 20:34:11,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 20:34:12,899 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 20:34:12,900 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65ba1131 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:34:12, skipping insertion in model container [2020-12-09 20:34:12,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 20:34:12,900 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 20:34:12,902 INFO L168 Benchmark]: Toolchain (without parser) took 1536.78 ms. Allocated memory was 117.4 MB in the beginning and 195.0 MB in the end (delta: 77.6 MB). Free memory was 79.8 MB in the beginning and 118.4 MB in the end (delta: -38.6 MB). Peak memory consumption was 70.1 MB. Max. memory is 16.1 GB. [2020-12-09 20:34:12,902 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 75.5 MB. Free memory is still 42.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 20:34:12,903 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1535.16 ms. Allocated memory was 117.4 MB in the beginning and 195.0 MB in the end (delta: 77.6 MB). Free memory was 79.5 MB in the beginning and 118.4 MB in the end (delta: -38.9 MB). Peak memory consumption was 70.1 MB. Max. memory is 16.1 GB. [2020-12-09 20:34:12,904 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 75.5 MB. Free memory is still 42.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1535.16 ms. Allocated memory was 117.4 MB in the beginning and 195.0 MB in the end (delta: 77.6 MB). Free memory was 79.5 MB in the beginning and 118.4 MB in the end (delta: -38.9 MB). Peak memory consumption was 70.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9338]: 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 20:34:14,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 20:34:14,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 20:34:14,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 20:34:14,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 20:34:14,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 20:34:14,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 20:34:14,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 20:34:14,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 20:34:14,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 20:34:14,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 20:34:14,368 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 20:34:14,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 20:34:14,369 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 20:34:14,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 20:34:14,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 20:34:14,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 20:34:14,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 20:34:14,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 20:34:14,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 20:34:14,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 20:34:14,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 20:34:14,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 20:34:14,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 20:34:14,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 20:34:14,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 20:34:14,388 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 20:34:14,389 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 20:34:14,390 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 20:34:14,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 20:34:14,391 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 20:34:14,392 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 20:34:14,392 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 20:34:14,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 20:34:14,394 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 20:34:14,394 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 20:34:14,395 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 20:34:14,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 20:34:14,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 20:34:14,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 20:34:14,396 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 20:34:14,397 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-12-09 20:34:14,420 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 20:34:14,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 20:34:14,421 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 20:34:14,421 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 20:34:14,422 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 20:34:14,422 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 20:34:14,422 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 20:34:14,422 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 20:34:14,422 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 20:34:14,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 20:34:14,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 20:34:14,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 20:34:14,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 20:34:14,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 20:34:14,424 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 20:34:14,424 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 20:34:14,424 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 20:34:14,424 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 20:34:14,424 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 20:34:14,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 20:34:14,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 20:34:14,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 20:34:14,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 20:34:14,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 20:34:14,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 20:34:14,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 20:34:14,426 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 20:34:14,426 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 20:34:14,426 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 20:34:14,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 20:34:14,427 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 20:34:14,427 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 20:34:14,427 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_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 412473581f9002029d8f1292b2d7afcfc2c90cc1 [2020-12-09 20:34:14,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 20:34:14,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 20:34:14,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 20:34:14,684 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 20:34:14,684 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 20:34:14,685 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2020-12-09 20:34:14,730 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/data/441c7a00e/50dc137100c045b7b48ebe11e58f361c/FLAG1ebef87dd [2020-12-09 20:34:15,735 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 20:34:15,736 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2020-12-09 20:34:15,813 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/data/441c7a00e/50dc137100c045b7b48ebe11e58f361c/FLAG1ebef87dd [2020-12-09 20:34:16,253 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d2e45fb8-c878-4af8-aa84-4ffe2696b1ca/bin/utaipan/data/441c7a00e/50dc137100c045b7b48ebe11e58f361c [2020-12-09 20:34:16,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 20:34:16,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 20:34:16,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 20:34:16,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 20:34:16,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 20:34:16,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 08:34:16" (1/1) ... [2020-12-09 20:34:16,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58e24ba5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:34:16, skipping insertion in model container [2020-12-09 20:34:16,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 08:34:16" (1/1) ... [2020-12-09 20:34:16,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 20:34:16,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 20:34:17,783 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 20:34:17,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f241b39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:34:17, skipping insertion in model container [2020-12-09 20:34:17,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 20:34:17,784 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 20:34:17,786 INFO L168 Benchmark]: Toolchain (without parser) took 1528.34 ms. Allocated memory was 88.1 MB in the beginning and 125.8 MB in the end (delta: 37.7 MB). Free memory was 48.2 MB in the beginning and 62.4 MB in the end (delta: -14.2 MB). Peak memory consumption was 56.5 MB. Max. memory is 16.1 GB. [2020-12-09 20:34:17,786 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 88.1 MB. Free memory was 71.2 MB in the beginning and 71.0 MB in the end (delta: 134.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 20:34:17,787 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1526.74 ms. Allocated memory was 88.1 MB in the beginning and 125.8 MB in the end (delta: 37.7 MB). Free memory was 47.9 MB in the beginning and 62.4 MB in the end (delta: -14.5 MB). Peak memory consumption was 54.4 MB. Max. memory is 16.1 GB. [2020-12-09 20:34:17,789 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 88.1 MB. Free memory was 71.2 MB in the beginning and 71.0 MB in the end (delta: 134.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1526.74 ms. Allocated memory was 88.1 MB in the beginning and 125.8 MB in the end (delta: 37.7 MB). Free memory was 47.9 MB in the beginning and 62.4 MB in the end (delta: -14.5 MB). Peak memory consumption was 54.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9338]: 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...