./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 c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 05:18:18,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 05:18:18,672 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 05:18:18,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 05:18:18,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 05:18:18,723 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 05:18:18,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 05:18:18,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 05:18:18,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 05:18:18,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 05:18:18,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 05:18:18,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 05:18:18,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 05:18:18,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 05:18:18,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 05:18:18,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 05:18:18,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 05:18:18,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 05:18:18,742 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 05:18:18,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 05:18:18,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 05:18:18,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 05:18:18,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 05:18:18,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 05:18:18,754 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 05:18:18,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 05:18:18,755 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 05:18:18,756 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 05:18:18,757 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 05:18:18,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 05:18:18,758 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 05:18:18,758 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 05:18:18,760 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 05:18:18,760 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 05:18:18,761 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 05:18:18,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 05:18:18,762 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 05:18:18,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 05:18:18,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 05:18:18,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 05:18:18,763 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 05:18:18,765 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 05:18:18,791 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 05:18:18,791 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 05:18:18,792 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 05:18:18,792 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 05:18:18,793 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 05:18:18,793 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 05:18:18,794 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 05:18:18,794 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 05:18:18,794 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 05:18:18,794 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 05:18:18,795 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 05:18:18,795 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 05:18:18,795 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 05:18:18,795 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 05:18:18,795 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 05:18:18,796 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 05:18:18,796 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 05:18:18,796 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 05:18:18,796 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 05:18:18,796 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 05:18:18,796 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 05:18:18,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 05:18:18,797 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 05:18:18,797 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 05:18:18,797 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 05:18:18,797 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 05:18:18,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 05:18:18,798 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 05:18:18,798 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 05:18:18,798 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 05:18:18,798 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 05:18:18,798 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d [2021-12-16 05:18:19,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 05:18:19,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 05:18:19,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 05:18:19,083 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 05:18:19,083 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 05:18:19,084 INFO L432 ainManager$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 [2021-12-16 05:18:19,129 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0108fb9a/306efa0ac407447881ecf24118b454b1/FLAG07bec3860 [2021-12-16 05:18:20,007 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 05:18:20,008 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 [2021-12-16 05:18:20,084 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0108fb9a/306efa0ac407447881ecf24118b454b1/FLAG07bec3860 [2021-12-16 05:18:20,401 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0108fb9a/306efa0ac407447881ecf24118b454b1 [2021-12-16 05:18:20,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 05:18:20,404 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 05:18:20,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 05:18:20,405 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 05:18:20,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 05:18:20,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:18:20" (1/1) ... [2021-12-16 05:18:20,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dd92ab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:18:20, skipping insertion in model container [2021-12-16 05:18:20,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:18:20" (1/1) ... [2021-12-16 05:18:20,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 05:18:20,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 05:18:26,394 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-12-16 05:18:26,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b63812e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:18:26, skipping insertion in model container [2021-12-16 05:18:26,396 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 05:18:26,396 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-16 05:18:26,398 INFO L158 Benchmark]: Toolchain (without parser) took 5992.32ms. Allocated memory was 159.4MB in the beginning and 283.1MB in the end (delta: 123.7MB). Free memory was 104.5MB in the beginning and 195.7MB in the end (delta: -91.3MB). Peak memory consumption was 95.8MB. Max. memory is 16.1GB. [2021-12-16 05:18:26,399 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 94.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 05:18:26,400 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5990.76ms. Allocated memory was 159.4MB in the beginning and 283.1MB in the end (delta: 123.7MB). Free memory was 104.5MB in the beginning and 195.7MB in the end (delta: -91.3MB). Peak memory consumption was 95.8MB. Max. memory is 16.1GB. [2021-12-16 05:18:26,401 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 94.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5990.76ms. Allocated memory was 159.4MB in the beginning and 283.1MB in the end (delta: 123.7MB). Free memory was 104.5MB in the beginning and 195.7MB in the end (delta: -91.3MB). Peak memory consumption was 95.8MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 05:18:28,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 05:18:28,036 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 05:18:28,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 05:18:28,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 05:18:28,073 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 05:18:28,074 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 05:18:28,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 05:18:28,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 05:18:28,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 05:18:28,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 05:18:28,086 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 05:18:28,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 05:18:28,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 05:18:28,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 05:18:28,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 05:18:28,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 05:18:28,096 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 05:18:28,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 05:18:28,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 05:18:28,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 05:18:28,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 05:18:28,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 05:18:28,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 05:18:28,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 05:18:28,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 05:18:28,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 05:18:28,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 05:18:28,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 05:18:28,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 05:18:28,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 05:18:28,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 05:18:28,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 05:18:28,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 05:18:28,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 05:18:28,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 05:18:28,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 05:18:28,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 05:18:28,119 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 05:18:28,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 05:18:28,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 05:18:28,124 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-16 05:18:28,142 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 05:18:28,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 05:18:28,143 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 05:18:28,144 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 05:18:28,144 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 05:18:28,145 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 05:18:28,146 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 05:18:28,146 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 05:18:28,146 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 05:18:28,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 05:18:28,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 05:18:28,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 05:18:28,148 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 05:18:28,148 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 05:18:28,148 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-16 05:18:28,148 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-16 05:18:28,148 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-16 05:18:28,148 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 05:18:28,156 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 05:18:28,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 05:18:28,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 05:18:28,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 05:18:28,156 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 05:18:28,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 05:18:28,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 05:18:28,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 05:18:28,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 05:18:28,157 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-16 05:18:28,157 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-16 05:18:28,158 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 05:18:28,158 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 05:18:28,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 05:18:28,158 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 05:18:28,158 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-16 05:18:28,158 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d [2021-12-16 05:18:28,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 05:18:28,461 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 05:18:28,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 05:18:28,464 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 05:18:28,464 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 05:18:28,465 INFO L432 ainManager$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 [2021-12-16 05:18:28,516 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f13b363d3/2278cda7b6f14500942026a6c5b00e2f/FLAGe79cd9c62 [2021-12-16 05:18:29,387 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 05:18:29,388 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 [2021-12-16 05:18:29,454 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f13b363d3/2278cda7b6f14500942026a6c5b00e2f/FLAGe79cd9c62 [2021-12-16 05:18:29,556 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f13b363d3/2278cda7b6f14500942026a6c5b00e2f [2021-12-16 05:18:29,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 05:18:29,559 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 05:18:29,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 05:18:29,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 05:18:29,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 05:18:29,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:18:29" (1/1) ... [2021-12-16 05:18:29,565 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aa46fd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:18:29, skipping insertion in model container [2021-12-16 05:18:29,565 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:18:29" (1/1) ... [2021-12-16 05:18:29,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 05:18:29,834 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 05:18:35,288 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-12-16 05:18:35,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d04de5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:18:35, skipping insertion in model container [2021-12-16 05:18:35,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 05:18:35,289 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-16 05:18:35,292 INFO L158 Benchmark]: Toolchain (without parser) took 5731.84ms. Allocated memory was 83.9MB in the beginning and 228.6MB in the end (delta: 144.7MB). Free memory was 39.5MB in the beginning and 135.8MB in the end (delta: -96.4MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. [2021-12-16 05:18:35,293 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 67.1MB. Free memory was 49.1MB in the beginning and 49.1MB in the end (delta: 47.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 05:18:35,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5728.46ms. Allocated memory was 83.9MB in the beginning and 228.6MB in the end (delta: 144.7MB). Free memory was 39.5MB in the beginning and 135.8MB in the end (delta: -96.4MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. [2021-12-16 05:18:35,295 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 67.1MB. Free memory was 49.1MB in the beginning and 49.1MB in the end (delta: 47.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5728.46ms. Allocated memory was 83.9MB in the beginning and 228.6MB in the end (delta: 144.7MB). Free memory was 39.5MB in the beginning and 135.8MB in the end (delta: -96.4MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN