./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 ff03de63 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-dev-ff03de6 [2021-12-21 17:31:30,563 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 17:31:30,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 17:31:30,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 17:31:30,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 17:31:30,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 17:31:30,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 17:31:30,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 17:31:30,627 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 17:31:30,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 17:31:30,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 17:31:30,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 17:31:30,630 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 17:31:30,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 17:31:30,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 17:31:30,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 17:31:30,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 17:31:30,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 17:31:30,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 17:31:30,635 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 17:31:30,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 17:31:30,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 17:31:30,638 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 17:31:30,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 17:31:30,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 17:31:30,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 17:31:30,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 17:31:30,641 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 17:31:30,642 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 17:31:30,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 17:31:30,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 17:31:30,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 17:31:30,644 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 17:31:30,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 17:31:30,645 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 17:31:30,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 17:31:30,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 17:31:30,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 17:31:30,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 17:31:30,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 17:31:30,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 17:31:30,649 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 17:31:30,673 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 17:31:30,673 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 17:31:30,673 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 17:31:30,674 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 17:31:30,674 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 17:31:30,674 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 17:31:30,675 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 17:31:30,675 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 17:31:30,675 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 17:31:30,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 17:31:30,676 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 17:31:30,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 17:31:30,677 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 17:31:30,677 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 17:31:30,677 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 17:31:30,677 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 17:31:30,677 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 17:31:30,678 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 17:31:30,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 17:31:30,678 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 17:31:30,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 17:31:30,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 17:31:30,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 17:31:30,679 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 17:31:30,679 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 17:31:30,679 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 17:31:30,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 17:31:30,679 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 17:31:30,679 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 17:31:30,680 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 17:31:30,680 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 17:31:30,680 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d [2021-12-21 17:31:30,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 17:31:30,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 17:31:30,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 17:31:30,866 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 17:31:30,867 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 17:31:30,867 INFO L432 ainManager$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 [2021-12-21 17:31:30,913 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff2f4efdc/30c95e3a606b4f978f41c79ecd2a7e2e/FLAG7ea3cb896 [2021-12-21 17:31:31,750 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 17:31:31,751 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 [2021-12-21 17:31:31,813 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff2f4efdc/30c95e3a606b4f978f41c79ecd2a7e2e/FLAG7ea3cb896 [2021-12-21 17:31:31,900 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff2f4efdc/30c95e3a606b4f978f41c79ecd2a7e2e [2021-12-21 17:31:31,903 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 17:31:31,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 17:31:31,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 17:31:31,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 17:31:31,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 17:31:31,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 05:31:31" (1/1) ... [2021-12-21 17:31:31,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@948d37e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:31:31, skipping insertion in model container [2021-12-21 17:31:31,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 05:31:31" (1/1) ... [2021-12-21 17:31:31,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 17:31:32,097 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 17:31:37,488 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-12-21 17:31:37,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4cac967 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:31:37, skipping insertion in model container [2021-12-21 17:31:37,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 17:31:37,491 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-21 17:31:37,493 INFO L158 Benchmark]: Toolchain (without parser) took 5588.18ms. Allocated memory was 100.7MB in the beginning and 226.5MB in the end (delta: 125.8MB). Free memory was 49.3MB in the beginning and 120.1MB in the end (delta: -70.8MB). Peak memory consumption was 90.3MB. Max. memory is 16.1GB. [2021-12-21 17:31:37,494 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 100.7MB. Free memory was 60.5MB in the beginning and 60.5MB in the end (delta: 42.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 17:31:37,495 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5584.73ms. Allocated memory was 100.7MB in the beginning and 226.5MB in the end (delta: 125.8MB). Free memory was 48.9MB in the beginning and 120.1MB in the end (delta: -71.2MB). Peak memory consumption was 90.3MB. Max. memory is 16.1GB. [2021-12-21 17:31:37,496 INFO L339 ainManager$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 100.7MB. Free memory was 60.5MB in the beginning and 60.5MB in the end (delta: 42.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5584.73ms. Allocated memory was 100.7MB in the beginning and 226.5MB in the end (delta: 125.8MB). Free memory was 48.9MB in the beginning and 120.1MB in the end (delta: -71.2MB). Peak memory consumption was 90.3MB. 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-dev-ff03de6 [2021-12-21 17:31:38,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 17:31:38,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 17:31:38,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 17:31:38,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 17:31:38,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 17:31:38,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 17:31:38,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 17:31:38,944 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 17:31:38,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 17:31:38,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 17:31:38,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 17:31:38,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 17:31:38,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 17:31:38,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 17:31:38,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 17:31:38,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 17:31:38,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 17:31:38,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 17:31:38,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 17:31:38,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 17:31:38,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 17:31:38,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 17:31:38,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 17:31:38,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 17:31:38,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 17:31:38,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 17:31:38,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 17:31:38,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 17:31:38,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 17:31:38,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 17:31:38,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 17:31:38,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 17:31:38,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 17:31:38,972 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 17:31:38,972 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 17:31:38,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 17:31:38,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 17:31:38,973 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 17:31:38,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 17:31:38,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 17:31:38,975 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-21 17:31:38,999 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 17:31:39,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 17:31:39,001 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 17:31:39,001 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 17:31:39,002 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 17:31:39,002 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 17:31:39,003 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 17:31:39,003 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 17:31:39,003 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 17:31:39,004 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 17:31:39,004 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 17:31:39,004 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 17:31:39,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 17:31:39,005 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 17:31:39,005 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-21 17:31:39,005 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-21 17:31:39,005 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-21 17:31:39,005 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 17:31:39,005 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 17:31:39,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 17:31:39,006 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 17:31:39,006 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 17:31:39,006 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 17:31:39,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 17:31:39,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 17:31:39,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 17:31:39,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 17:31:39,007 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-21 17:31:39,007 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-21 17:31:39,007 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 17:31:39,007 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 17:31:39,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 17:31:39,007 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 17:31:39,007 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-21 17:31:39,008 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d [2021-12-21 17:31:39,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 17:31:39,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 17:31:39,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 17:31:39,265 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 17:31:39,266 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 17:31:39,267 INFO L432 ainManager$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 [2021-12-21 17:31:39,319 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9092c8cf5/bea8d5b19d8d4f44b07cd6319b5712b8/FLAG1358069fe [2021-12-21 17:31:40,180 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 17:31:40,181 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 [2021-12-21 17:31:40,242 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9092c8cf5/bea8d5b19d8d4f44b07cd6319b5712b8/FLAG1358069fe [2021-12-21 17:31:40,350 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9092c8cf5/bea8d5b19d8d4f44b07cd6319b5712b8 [2021-12-21 17:31:40,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 17:31:40,353 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 17:31:40,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 17:31:40,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 17:31:40,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 17:31:40,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 05:31:40" (1/1) ... [2021-12-21 17:31:40,370 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e2f4a7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:31:40, skipping insertion in model container [2021-12-21 17:31:40,370 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 05:31:40" (1/1) ... [2021-12-21 17:31:40,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 17:31:40,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 17:31:45,443 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-12-21 17:31:45,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@75dca8b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:31:45, skipping insertion in model container [2021-12-21 17:31:45,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 17:31:45,444 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-21 17:31:45,446 INFO L158 Benchmark]: Toolchain (without parser) took 5091.69ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 42.4MB in the beginning and 67.5MB in the end (delta: -25.1MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. [2021-12-21 17:31:45,446 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 62.9MB. Free memory was 45.4MB in the beginning and 45.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 17:31:45,447 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5090.26ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 42.1MB in the beginning and 67.5MB in the end (delta: -25.3MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. [2021-12-21 17:31:45,448 INFO L339 ainManager$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 62.9MB. Free memory was 45.4MB in the beginning and 45.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5090.26ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 42.1MB in the beginning and 67.5MB in the end (delta: -25.3MB). Peak memory consumption was 61.7MB. 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