./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c 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-spinlock_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 cf6f847ff93386fbb65771446b91f1790e3f66a9 ......................................................................................................................... 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-spinlock_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 cf6f847ff93386fbb65771446b91f1790e3f66a9 ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 19:57:40,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 19:57:40,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 19:57:40,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 19:57:40,519 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 19:57:40,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 19:57:40,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 19:57:40,535 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 19:57:40,540 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 19:57:40,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 19:57:40,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 19:57:40,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 19:57:40,549 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 19:57:40,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 19:57:40,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 19:57:40,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 19:57:40,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 19:57:40,559 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 19:57:40,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 19:57:40,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 19:57:40,571 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 19:57:40,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 19:57:40,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 19:57:40,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 19:57:40,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 19:57:40,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 19:57:40,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 19:57:40,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 19:57:40,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 19:57:40,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 19:57:40,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 19:57:40,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 19:57:40,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 19:57:40,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 19:57:40,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 19:57:40,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 19:57:40,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 19:57:40,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 19:57:40,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 19:57:40,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 19:57:40,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 19:57:40,600 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-28 19:57:40,636 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 19:57:40,636 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 19:57:40,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 19:57:40,640 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 19:57:40,640 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 19:57:40,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 19:57:40,641 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 19:57:40,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 19:57:40,641 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 19:57:40,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 19:57:40,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 19:57:40,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 19:57:40,643 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 19:57:40,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 19:57:40,644 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 19:57:40,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 19:57:40,645 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 19:57:40,645 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 19:57:40,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:57:40,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 19:57:40,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 19:57:40,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 19:57:40,646 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 19:57:40,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 19:57:40,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 19:57:40,648 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 19:57:40,648 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 19:57:40,648 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 -> cf6f847ff93386fbb65771446b91f1790e3f66a9 [2019-11-28 19:57:40,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 19:57:40,996 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 19:57:41,001 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 19:57:41,003 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 19:57:41,004 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 19:57:41,005 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-11-28 19:57:41,080 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bac13312a/b804c2167ba3418580593e42ef78106d/FLAG1dfc95452 [2019-11-28 19:57:42,419 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 19:57:42,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-11-28 19:57:42,533 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bac13312a/b804c2167ba3418580593e42ef78106d/FLAG1dfc95452 [2019-11-28 19:57:42,925 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bac13312a/b804c2167ba3418580593e42ef78106d [2019-11-28 19:57:42,929 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 19:57:42,931 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 19:57:42,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 19:57:42,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 19:57:42,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 19:57:42,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:57:42" (1/1) ... [2019-11-28 19:57:42,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ed6449a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:57:42, skipping insertion in model container [2019-11-28 19:57:42,941 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:57:42" (1/1) ... [2019-11-28 19:57:42,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 19:57:43,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 19:57:50,502 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 [2019-11-28 19:57:50,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7cba9a7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:57:50, skipping insertion in model container [2019-11-28 19:57:50,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 19:57:50,504 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 19:57:50,508 INFO L168 Benchmark]: Toolchain (without parser) took 7575.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 917.4 MB in the beginning and 930.9 MB in the end (delta: -13.4 MB). Peak memory consumption was 183.0 MB. Max. memory is 11.5 GB. [2019-11-28 19:57:50,509 INFO L168 Benchmark]: CDTParser took 0.72 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 19:57:50,510 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7572.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 917.4 MB in the beginning and 930.9 MB in the end (delta: -13.4 MB). Peak memory consumption was 183.0 MB. Max. memory is 11.5 GB. [2019-11-28 19:57:50,512 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 7572.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 917.4 MB in the beginning and 930.9 MB in the end (delta: -13.4 MB). Peak memory consumption was 183.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$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 0.1.25-f470102 [2019-11-28 19:57:52,382 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 19:57:52,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 19:57:52,402 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 19:57:52,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 19:57:52,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 19:57:52,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 19:57:52,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 19:57:52,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 19:57:52,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 19:57:52,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 19:57:52,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 19:57:52,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 19:57:52,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 19:57:52,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 19:57:52,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 19:57:52,418 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 19:57:52,419 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 19:57:52,421 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 19:57:52,423 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 19:57:52,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 19:57:52,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 19:57:52,428 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 19:57:52,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 19:57:52,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 19:57:52,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 19:57:52,432 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 19:57:52,433 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 19:57:52,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 19:57:52,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 19:57:52,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 19:57:52,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 19:57:52,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 19:57:52,440 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 19:57:52,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 19:57:52,442 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 19:57:52,443 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 19:57:52,443 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 19:57:52,443 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 19:57:52,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 19:57:52,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 19:57:52,446 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-28 19:57:52,466 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 19:57:52,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 19:57:52,468 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 19:57:52,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 19:57:52,468 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 19:57:52,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 19:57:52,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 19:57:52,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 19:57:52,470 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 19:57:52,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 19:57:52,470 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 19:57:52,470 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 19:57:52,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 19:57:52,471 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 19:57:52,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 19:57:52,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 19:57:52,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 19:57:52,472 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 19:57:52,473 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 19:57:52,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:57:52,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 19:57:52,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 19:57:52,474 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 19:57:52,474 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 19:57:52,474 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 19:57:52,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 19:57:52,475 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 19:57:52,475 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 19:57:52,475 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-28 19:57:52,476 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 -> cf6f847ff93386fbb65771446b91f1790e3f66a9 [2019-11-28 19:57:52,780 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 19:57:52,794 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 19:57:52,797 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 19:57:52,799 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 19:57:52,800 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 19:57:52,800 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-11-28 19:57:52,881 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a82556e3b/2725049d84114752b242dbf466403a6f/FLAG5ed063d91 [2019-11-28 19:57:54,119 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 19:57:54,120 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-11-28 19:57:54,236 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a82556e3b/2725049d84114752b242dbf466403a6f/FLAG5ed063d91 [2019-11-28 19:57:54,724 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a82556e3b/2725049d84114752b242dbf466403a6f [2019-11-28 19:57:54,727 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 19:57:54,729 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 19:57:54,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 19:57:54,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 19:57:54,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 19:57:54,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:57:54" (1/1) ... [2019-11-28 19:57:54,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@709ee9b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:57:54, skipping insertion in model container [2019-11-28 19:57:54,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:57:54" (1/1) ... [2019-11-28 19:57:54,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 19:57:55,105 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 19:58:03,295 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2019-11-28 19:58:03,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4c8eaa77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:58:03, skipping insertion in model container [2019-11-28 19:58:03,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 19:58:03,297 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 19:58:03,302 INFO L168 Benchmark]: Toolchain (without parser) took 8571.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 205.5 MB). Free memory was 915.8 MB in the beginning and 965.5 MB in the end (delta: -49.7 MB). Peak memory consumption was 183.8 MB. Max. memory is 11.5 GB. [2019-11-28 19:58:03,303 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 19:58:03,305 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8567.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 205.5 MB). Free memory was 915.8 MB in the beginning and 965.5 MB in the end (delta: -49.7 MB). Peak memory consumption was 183.8 MB. Max. memory is 11.5 GB. [2019-11-28 19:58:03,308 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 8567.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 205.5 MB). Free memory was 915.8 MB in the beginning and 965.5 MB in the end (delta: -49.7 MB). Peak memory consumption was 183.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: 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...