./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/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 087f5c7675216216784da9a1af43af80d1a1b1b9 .............................................................................................................................. 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_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/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 087f5c7675216216784da9a1af43af80d1a1b1b9 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:00:50,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:00:50,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:00:50,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:00:50,787 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:00:50,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:00:50,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:00:50,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:00:50,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:00:50,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:00:50,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:00:50,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:00:50,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:00:50,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:00:50,821 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:00:50,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:00:50,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:00:50,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:00:50,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:00:50,845 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:00:50,847 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:00:50,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:00:50,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:00:50,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:00:50,866 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:00:50,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:00:50,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:00:50,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:00:50,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:00:50,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:00:50,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:00:50,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:00:50,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:00:50,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:00:50,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:00:50,880 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:00:50,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:00:50,881 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:00:50,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:00:50,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:00:50,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:00:50,888 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:00:50,930 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:00:50,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:00:50,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:00:50,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:00:50,934 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:00:50,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:00:50,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:00:50,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:00:50,935 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:00:50,935 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:00:50,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:00:50,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:00:50,937 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:00:50,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:00:50,938 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:00:50,938 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:00:50,938 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:00:50,939 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:00:50,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:00:50,939 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:00:50,940 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:00:50,940 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:00:50,940 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:00:50,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:00:50,941 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:00:50,941 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:00:50,941 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:00:50,942 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_716823b8-3bf4-43ab-b218-8757115cab3e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 087f5c7675216216784da9a1af43af80d1a1b1b9 [2020-11-28 03:00:51,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:00:51,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:00:51,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:00:51,222 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:00:51,223 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:00:51,224 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-11-28 03:00:51,321 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/data/9d4e52d11/125593c622934bc1886282ffa4d40d4e/FLAGa45a007e9 [2020-11-28 03:00:52,776 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:00:52,777 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-11-28 03:00:52,896 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/data/9d4e52d11/125593c622934bc1886282ffa4d40d4e/FLAGa45a007e9 [2020-11-28 03:00:53,183 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/data/9d4e52d11/125593c622934bc1886282ffa4d40d4e [2020-11-28 03:00:53,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:00:53,186 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:00:53,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:00:53,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:00:53,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:00:53,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:00:53" (1/1) ... [2020-11-28 03:00:53,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1492bf33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:00:53, skipping insertion in model container [2020-11-28 03:00:53,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:00:53" (1/1) ... [2020-11-28 03:00:53,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:00:53,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:01:01,553 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2020-11-28 03:01:01,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5bf5a15a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:01, skipping insertion in model container [2020-11-28 03:01:01,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:01:01,555 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:01:01,558 INFO L168 Benchmark]: Toolchain (without parser) took 8369.75 ms. Allocated memory was 100.7 MB in the beginning and 190.8 MB in the end (delta: 90.2 MB). Free memory was 48.5 MB in the beginning and 81.2 MB in the end (delta: -32.8 MB). Peak memory consumption was 60.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:01:01,559 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 73.4 MB. Free memory is still 36.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:01:01,562 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8365.75 ms. Allocated memory was 100.7 MB in the beginning and 190.8 MB in the end (delta: 90.2 MB). Free memory was 48.5 MB in the beginning and 81.2 MB in the end (delta: -32.8 MB). Peak memory consumption was 60.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:01:01,564 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 73.4 MB. Free memory is still 36.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8365.75 ms. Allocated memory was 100.7 MB in the beginning and 190.8 MB in the end (delta: 90.2 MB). Free memory was 48.5 MB in the beginning and 81.2 MB in the end (delta: -32.8 MB). Peak memory consumption was 60.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:01:04,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:01:04,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:01:04,188 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:01:04,189 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:01:04,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:01:04,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:01:04,207 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:01:04,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:01:04,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:01:04,224 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:01:04,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:01:04,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:01:04,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:01:04,241 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:01:04,243 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:01:04,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:01:04,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:01:04,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:01:04,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:01:04,267 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:01:04,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:01:04,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:01:04,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:01:04,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:01:04,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:01:04,285 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:01:04,288 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:01:04,289 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:01:04,290 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:01:04,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:01:04,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:01:04,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:01:04,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:01:04,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:01:04,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:01:04,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:01:04,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:01:04,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:01:04,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:01:04,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:01:04,305 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:01:04,361 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:01:04,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:01:04,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:01:04,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:01:04,366 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:01:04,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:01:04,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:01:04,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:01:04,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:01:04,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:01:04,369 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:01:04,370 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:01:04,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:01:04,370 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:01:04,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:01:04,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:01:04,371 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:01:04,372 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:01:04,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:01:04,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:01:04,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:01:04,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:01:04,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:01:04,374 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:01:04,374 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:01:04,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:01:04,374 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:01:04,375 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:01:04,375 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:01:04,375 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_716823b8-3bf4-43ab-b218-8757115cab3e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 087f5c7675216216784da9a1af43af80d1a1b1b9 [2020-11-28 03:01:04,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:01:04,902 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:01:04,904 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:01:04,906 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:01:04,907 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:01:04,908 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-11-28 03:01:04,982 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/data/bb5c14618/f9031a0a6fa64361bcd156fb46594906/FLAG6c4afd50c [2020-11-28 03:01:06,670 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:01:06,671 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-11-28 03:01:06,843 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/data/bb5c14618/f9031a0a6fa64361bcd156fb46594906/FLAG6c4afd50c [2020-11-28 03:01:06,882 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_716823b8-3bf4-43ab-b218-8757115cab3e/bin/uautomizer/data/bb5c14618/f9031a0a6fa64361bcd156fb46594906 [2020-11-28 03:01:06,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:01:06,887 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:01:06,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:01:06,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:01:06,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:01:06,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:01:06" (1/1) ... [2020-11-28 03:01:06,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39f3fa0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:06, skipping insertion in model container [2020-11-28 03:01:06,898 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:01:06" (1/1) ... [2020-11-28 03:01:06,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:01:07,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:01:15,001 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2020-11-28 03:01:15,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7267a8cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:15, skipping insertion in model container [2020-11-28 03:01:15,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:01:15,002 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:01:15,005 INFO L168 Benchmark]: Toolchain (without parser) took 8116.24 ms. Allocated memory was 77.6 MB in the beginning and 186.6 MB in the end (delta: 109.1 MB). Free memory was 32.3 MB in the beginning and 88.5 MB in the end (delta: -56.2 MB). Peak memory consumption was 72.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:01:15,005 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 52.4 MB. Free memory was 35.0 MB in the beginning and 35.0 MB in the end (delta: 41.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:01:15,006 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8111.68 ms. Allocated memory was 77.6 MB in the beginning and 186.6 MB in the end (delta: 109.1 MB). Free memory was 32.0 MB in the beginning and 88.5 MB in the end (delta: -56.6 MB). Peak memory consumption was 72.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:01:15,008 INFO L339 ainManager$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 52.4 MB. Free memory was 35.0 MB in the beginning and 35.0 MB in the end (delta: 41.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8111.68 ms. Allocated memory was 77.6 MB in the beginning and 186.6 MB in the end (delta: 109.1 MB). Free memory was 32.0 MB in the beginning and 88.5 MB in the end (delta: -56.6 MB). Peak memory consumption was 72.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...