./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 da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 22151cfe3dd697a127a0fe57dcd6b9235270ee5b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 22151cfe3dd697a127a0fe57dcd6b9235270ee5b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:14:40,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:14:40,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:14:40,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:14:40,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:14:40,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:14:40,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:14:40,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:14:40,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:14:40,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:14:40,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:14:40,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:14:40,955 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:14:40,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:14:40,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:14:40,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:14:40,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:14:40,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:14:40,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:14:40,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:14:41,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:14:41,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:14:41,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:14:41,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:14:41,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:14:41,027 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:14:41,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:14:41,030 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:14:41,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:14:41,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:14:41,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:14:41,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:14:41,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:14:41,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:14:41,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:14:41,048 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:14:41,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:14:41,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:14:41,056 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:14:41,059 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:14:41,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:14:41,065 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 11:14:41,115 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:14:41,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:14:41,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:14:41,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:14:41,125 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:14:41,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:14:41,128 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:14:41,128 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:14:41,129 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 11:14:41,130 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:14:41,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 11:14:41,133 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 11:14:41,133 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:14:41,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 11:14:41,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:14:41,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:14:41,138 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:14:41,138 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:14:41,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:14:41,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:14:41,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:14:41,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 11:14:41,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:14:41,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:14:41,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 11:14:41,141 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:14:41,142 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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(__VERIFIER_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 -> 22151cfe3dd697a127a0fe57dcd6b9235270ee5b [2019-11-27 11:14:41,784 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:14:41,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:14:41,829 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:14:41,837 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:14:41,838 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:14:41,839 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-11-27 11:14:42,023 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/475242c5f/62793f3e8ba34febb844abf63810cce2/FLAG094d99b45 [2019-11-27 11:14:44,918 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:14:44,923 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-11-27 11:14:45,195 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/475242c5f/62793f3e8ba34febb844abf63810cce2/FLAG094d99b45 [2019-11-27 11:14:45,238 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/475242c5f/62793f3e8ba34febb844abf63810cce2 [2019-11-27 11:14:45,247 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:14:45,253 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 11:14:45,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:14:45,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:14:45,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:14:45,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:14:45" (1/1) ... [2019-11-27 11:14:45,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b0a8cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:45, skipping insertion in model container [2019-11-27 11:14:45,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:14:45" (1/1) ... [2019-11-27 11:14:45,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:14:46,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:15:01,393 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 [2019-11-27 11:15:01,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@480a5f0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:15:01, skipping insertion in model container [2019-11-27 11:15:01,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:15:01,398 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 11:15:01,411 INFO L168 Benchmark]: Toolchain (without parser) took 16150.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 921.3 MB in the beginning and 789.7 MB in the end (delta: 131.7 MB). Peak memory consumption was 150.0 MB. Max. memory is 12.5 GB. [2019-11-27 11:15:01,412 INFO L168 Benchmark]: CDTParser took 1.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:15:01,413 INFO L168 Benchmark]: CACSL2BoogieTranslator took 16137.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 921.3 MB in the beginning and 789.7 MB in the end (delta: 131.7 MB). Peak memory consumption was 150.0 MB. Max. memory is 12.5 GB. [2019-11-27 11:15:01,421 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 16137.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 921.3 MB in the beginning and 789.7 MB in the end (delta: 131.7 MB). Peak memory consumption was 150.0 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$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 0.1.24-da95e15 [2019-11-27 11:15:05,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:15:05,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:15:05,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:15:05,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:15:05,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:15:05,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:15:05,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:15:05,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:15:05,820 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:15:05,824 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:15:05,827 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:15:05,831 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:15:05,835 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:15:05,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:15:05,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:15:05,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:15:05,861 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:15:05,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:15:05,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:15:05,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:15:05,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:15:05,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:15:05,899 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:15:05,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:15:05,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:15:05,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:15:05,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:15:05,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:15:05,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:15:05,919 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:15:05,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:15:05,922 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:15:05,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:15:05,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:15:05,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:15:05,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:15:05,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:15:05,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:15:05,940 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:15:05,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:15:05,945 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 11:15:05,989 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:15:05,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:15:05,994 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:15:05,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:15:05,997 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:15:05,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:15:05,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:15:06,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 11:15:06,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:15:06,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 11:15:06,003 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:15:06,003 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:15:06,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 11:15:06,005 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:15:06,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 11:15:06,008 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:15:06,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:15:06,008 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:15:06,009 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:15:06,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:15:06,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:15:06,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:15:06,013 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 11:15:06,013 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:15:06,013 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:15:06,014 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 11:15:06,014 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:15:06,014 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 11:15:06,015 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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(__VERIFIER_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 -> 22151cfe3dd697a127a0fe57dcd6b9235270ee5b [2019-11-27 11:15:06,535 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:15:06,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:15:06,566 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:15:06,568 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:15:06,571 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:15:06,572 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-11-27 11:15:06,739 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c58f9f2a1/fd7bcd31f20b42648759c168a5b70988/FLAGd7e875032 [2019-11-27 11:15:09,521 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:15:09,522 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-11-27 11:15:09,785 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c58f9f2a1/fd7bcd31f20b42648759c168a5b70988/FLAGd7e875032 [2019-11-27 11:15:09,826 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c58f9f2a1/fd7bcd31f20b42648759c168a5b70988 [2019-11-27 11:15:09,834 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:15:09,842 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 11:15:09,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:15:09,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:15:09,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:15:09,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:15:09" (1/1) ... [2019-11-27 11:15:09,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b0a8cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:15:09, skipping insertion in model container [2019-11-27 11:15:09,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:15:09" (1/1) ... [2019-11-27 11:15:09,888 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:15:10,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:15:24,549 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2019-11-27 11:15:24,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a0f3cf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:15:24, skipping insertion in model container [2019-11-27 11:15:24,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:15:24,554 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 11:15:24,561 INFO L168 Benchmark]: Toolchain (without parser) took 14715.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 921.3 MB in the beginning and 776.4 MB in the end (delta: 145.0 MB). Peak memory consumption was 150.0 MB. Max. memory is 12.5 GB. [2019-11-27 11:15:24,564 INFO L168 Benchmark]: CDTParser took 1.28 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:15:24,569 INFO L168 Benchmark]: CACSL2BoogieTranslator took 14707.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 921.3 MB in the beginning and 776.4 MB in the end (delta: 145.0 MB). Peak memory consumption was 150.0 MB. Max. memory is 12.5 GB. [2019-11-27 11:15:24,573 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 14707.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 921.3 MB in the beginning and 776.4 MB in the end (delta: 145.0 MB). Peak memory consumption was 150.0 MB. Max. memory is 12.5 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...