./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 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/config/AutomizerReach.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_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 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_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/config/AutomizerReach.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_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 412473581f9002029d8f1292b2d7afcfc2c90cc1 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 15:47:32,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 15:47:32,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 15:47:33,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 15:47:33,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 15:47:33,055 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 15:47:33,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 15:47:33,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 15:47:33,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 15:47:33,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 15:47:33,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 15:47:33,083 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 15:47:33,084 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 15:47:33,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 15:47:33,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 15:47:33,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 15:47:33,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 15:47:33,096 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 15:47:33,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 15:47:33,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 15:47:33,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 15:47:33,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 15:47:33,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 15:47:33,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 15:47:33,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 15:47:33,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 15:47:33,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 15:47:33,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 15:47:33,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 15:47:33,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 15:47:33,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 15:47:33,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 15:47:33,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 15:47:33,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 15:47:33,135 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 15:47:33,135 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 15:47:33,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 15:47:33,136 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 15:47:33,137 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 15:47:33,138 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 15:47:33,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 15:47:33,140 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-01 15:47:33,189 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 15:47:33,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 15:47:33,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 15:47:33,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 15:47:33,192 INFO L138 SettingsManager]: * Use SBE=true [2020-12-01 15:47:33,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 15:47:33,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 15:47:33,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 15:47:33,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 15:47:33,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 15:47:33,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 15:47:33,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 15:47:33,193 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 15:47:33,194 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 15:47:33,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 15:47:33,194 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-01 15:47:33,194 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 15:47:33,195 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-01 15:47:33,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 15:47:33,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 15:47:33,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 15:47:33,196 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 15:47:33,196 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-01 15:47:33,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 15:47:33,196 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 15:47:33,197 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-01 15:47:33,197 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 15:47:33,197 INFO L138 SettingsManager]: * To the following directory=dump/ 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_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 412473581f9002029d8f1292b2d7afcfc2c90cc1 [2020-12-01 15:47:33,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 15:47:33,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 15:47:33,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 15:47:33,524 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 15:47:33,525 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 15:47:33,526 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/../../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 [2020-12-01 15:47:33,624 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/data/a84447aa6/22100ab9574d4fee831e09004ba24e9a/FLAGe76d716a7 [2020-12-01 15:47:35,401 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 15:47:35,403 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/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 [2020-12-01 15:47:35,542 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/data/a84447aa6/22100ab9574d4fee831e09004ba24e9a/FLAGe76d716a7 [2020-12-01 15:47:35,587 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/data/a84447aa6/22100ab9574d4fee831e09004ba24e9a [2020-12-01 15:47:35,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 15:47:35,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 15:47:35,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 15:47:35,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 15:47:35,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 15:47:35,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:47:35" (1/1) ... [2020-12-01 15:47:35,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f8403ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:47:35, skipping insertion in model container [2020-12-01 15:47:35,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:47:35" (1/1) ... [2020-12-01 15:47:35,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 15:47:36,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 15:47:38,870 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2020-12-01 15:47:38,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@12a9d3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:47:38, skipping insertion in model container [2020-12-01 15:47:38,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 15:47:38,872 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 15:47:38,875 INFO L168 Benchmark]: Toolchain (without parser) took 3277.68 ms. Allocated memory was 113.2 MB in the beginning and 178.3 MB in the end (delta: 65.0 MB). Free memory was 64.3 MB in the beginning and 113.2 MB in the end (delta: -48.9 MB). Peak memory consumption was 69.6 MB. Max. memory is 16.1 GB. [2020-12-01 15:47:38,876 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 79.7 MB. Free memory is still 39.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 15:47:38,877 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3273.39 ms. Allocated memory was 113.2 MB in the beginning and 178.3 MB in the end (delta: 65.0 MB). Free memory was 63.9 MB in the beginning and 113.2 MB in the end (delta: -49.3 MB). Peak memory consumption was 69.6 MB. Max. memory is 16.1 GB. [2020-12-01 15:47:38,880 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 79.7 MB. Free memory is still 39.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3273.39 ms. Allocated memory was 113.2 MB in the beginning and 178.3 MB in the end (delta: 65.0 MB). Free memory was 63.9 MB in the beginning and 113.2 MB in the end (delta: -49.3 MB). Peak memory consumption was 69.6 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 0.2.0-69874e2 [2020-12-01 15:47:41,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 15:47:41,681 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 15:47:41,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 15:47:41,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 15:47:41,718 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 15:47:41,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 15:47:41,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 15:47:41,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 15:47:41,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 15:47:41,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 15:47:41,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 15:47:41,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 15:47:41,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 15:47:41,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 15:47:41,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 15:47:41,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 15:47:41,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 15:47:41,755 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 15:47:41,763 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 15:47:41,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 15:47:41,770 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 15:47:41,773 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 15:47:41,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 15:47:41,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 15:47:41,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 15:47:41,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 15:47:41,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 15:47:41,788 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 15:47:41,789 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 15:47:41,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 15:47:41,790 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 15:47:41,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 15:47:41,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 15:47:41,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 15:47:41,801 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 15:47:41,802 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 15:47:41,803 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 15:47:41,803 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 15:47:41,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 15:47:41,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 15:47:41,807 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-12-01 15:47:41,860 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 15:47:41,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 15:47:41,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 15:47:41,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 15:47:41,865 INFO L138 SettingsManager]: * Use SBE=true [2020-12-01 15:47:41,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 15:47:41,865 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 15:47:41,865 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 15:47:41,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 15:47:41,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 15:47:41,867 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 15:47:41,867 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 15:47:41,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 15:47:41,868 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 15:47:41,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 15:47:41,868 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 15:47:41,868 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-01 15:47:41,868 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 15:47:41,869 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-01 15:47:41,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 15:47:41,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 15:47:41,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 15:47:41,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 15:47:41,870 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-12-01 15:47:41,870 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 15:47:41,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 15:47:41,870 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-01 15:47:41,871 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 15:47:41,871 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 15:47:41,871 INFO L138 SettingsManager]: * To the following directory=dump/ 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_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 412473581f9002029d8f1292b2d7afcfc2c90cc1 [2020-12-01 15:47:42,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 15:47:42,343 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 15:47:42,346 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 15:47:42,348 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 15:47:42,349 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 15:47:42,350 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/../../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 [2020-12-01 15:47:42,418 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/data/f82900101/7359b415c57942c89c41719e4c720655/FLAGeacfa55d6 [2020-12-01 15:47:44,207 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 15:47:44,208 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/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 [2020-12-01 15:47:44,361 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/data/f82900101/7359b415c57942c89c41719e4c720655/FLAGeacfa55d6 [2020-12-01 15:47:44,810 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3f82c82a-97d9-4115-844a-3d812231e4c9/bin/uautomizer/data/f82900101/7359b415c57942c89c41719e4c720655 [2020-12-01 15:47:44,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 15:47:44,814 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 15:47:44,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 15:47:44,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 15:47:44,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 15:47:44,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:47:44" (1/1) ... [2020-12-01 15:47:44,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d4a7d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:47:44, skipping insertion in model container [2020-12-01 15:47:44,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:47:44" (1/1) ... [2020-12-01 15:47:44,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 15:47:45,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 15:47:48,057 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2020-12-01 15:47:48,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@52e0b002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:47:48, skipping insertion in model container [2020-12-01 15:47:48,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 15:47:48,059 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 15:47:48,062 INFO L168 Benchmark]: Toolchain (without parser) took 3246.07 ms. Allocated memory was 60.8 MB in the beginning and 176.2 MB in the end (delta: 115.3 MB). Free memory was 15.8 MB in the beginning and 116.1 MB in the end (delta: -100.3 MB). Peak memory consumption was 48.7 MB. Max. memory is 16.1 GB. [2020-12-01 15:47:48,063 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 50.3 MB. Free memory was 32.1 MB in the beginning and 32.1 MB in the end (delta: 22.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 15:47:48,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3243.19 ms. Allocated memory was 60.8 MB in the beginning and 176.2 MB in the end (delta: 115.3 MB). Free memory was 15.6 MB in the beginning and 116.1 MB in the end (delta: -100.5 MB). Peak memory consumption was 48.7 MB. Max. memory is 16.1 GB. [2020-12-01 15:47:48,068 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 50.3 MB. Free memory was 32.1 MB in the beginning and 32.1 MB in the end (delta: 22.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3243.19 ms. Allocated memory was 60.8 MB in the beginning and 176.2 MB in the end (delta: 115.3 MB). Free memory was 15.6 MB in the beginning and 116.1 MB in the end (delta: -100.5 MB). Peak memory consumption was 48.7 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...