./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 aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:19:18,423 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:19:18,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:19:18,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:19:18,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:19:18,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:19:18,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:19:18,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:19:18,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:19:18,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:19:18,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:19:18,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:19:18,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:19:18,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:19:18,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:19:18,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:19:18,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:19:18,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:19:18,486 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:19:18,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:19:18,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:19:18,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:19:18,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:19:18,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:19:18,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:19:18,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:19:18,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:19:18,503 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:19:18,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:19:18,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:19:18,506 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:19:18,507 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:19:18,508 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:19:18,509 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:19:18,510 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:19:18,511 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:19:18,512 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:19:18,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:19:18,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:19:18,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:19:18,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:19:18,518 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-22 23:19:18,561 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:19:18,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:19:18,562 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:19:18,563 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:19:18,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:19:18,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:19:18,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:19:18,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:19:18,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:19:18,567 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:19:18,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:19:18,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:19:18,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:19:18,569 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:19:18,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:19:18,570 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:19:18,570 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:19:18,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:19:18,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:19:18,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:19:18,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:19:18,571 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:19:18,571 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:19:18,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:19:18,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:19:18,572 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 [2021-11-22 23:19:18,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:19:18,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:19:18,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:19:18,924 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:19:18,925 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:19:18,926 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-22 23:19:19,008 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/data/de9ec2a3b/80b4a064219043b6a4c9edf5868d08de/FLAGedcb110e5 [2021-11-22 23:19:20,357 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:19:20,358 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-22 23:19:20,455 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/data/de9ec2a3b/80b4a064219043b6a4c9edf5868d08de/FLAGedcb110e5 [2021-11-22 23:19:20,860 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/data/de9ec2a3b/80b4a064219043b6a4c9edf5868d08de [2021-11-22 23:19:20,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:19:20,871 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:19:20,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:19:20,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:19:20,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:19:20,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:19:20" (1/1) ... [2021-11-22 23:19:20,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483c05ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:19:20, skipping insertion in model container [2021-11-22 23:19:20,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:19:20" (1/1) ... [2021-11-22 23:19:20,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:19:21,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:19:28,048 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-11-22 23:19:28,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@452c2973 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:19:28, skipping insertion in model container [2021-11-22 23:19:28,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:19:28,050 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-22 23:19:28,053 INFO L158 Benchmark]: Toolchain (without parser) took 7180.64ms. Allocated memory was 121.6MB in the beginning and 197.1MB in the end (delta: 75.5MB). Free memory was 57.8MB in the beginning and 119.7MB in the end (delta: -61.9MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. [2021-11-22 23:19:28,055 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 79.7MB. Free memory was 59.0MB in the beginning and 58.9MB in the end (delta: 46.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:19:28,057 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7177.41ms. Allocated memory was 121.6MB in the beginning and 197.1MB in the end (delta: 75.5MB). Free memory was 57.8MB in the beginning and 119.7MB in the end (delta: -61.9MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. [2021-11-22 23:19:28,059 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 79.7MB. Free memory was 59.0MB in the beginning and 58.9MB in the end (delta: 46.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7177.41ms. Allocated memory was 121.6MB in the beginning and 197.1MB in the end (delta: 75.5MB). Free memory was 57.8MB in the beginning and 119.7MB in the end (delta: -61.9MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. * 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... --- 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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:19:30,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:19:30,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:19:30,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:19:30,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:19:30,396 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:19:30,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:19:30,403 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:19:30,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:19:30,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:19:30,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:19:30,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:19:30,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:19:30,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:19:30,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:19:30,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:19:30,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:19:30,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:19:30,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:19:30,441 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:19:30,443 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:19:30,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:19:30,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:19:30,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:19:30,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:19:30,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:19:30,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:19:30,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:19:30,464 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:19:30,465 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:19:30,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:19:30,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:19:30,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:19:30,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:19:30,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:19:30,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:19:30,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:19:30,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:19:30,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:19:30,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:19:30,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:19:30,477 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-22 23:19:30,521 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:19:30,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:19:30,523 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:19:30,523 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:19:30,524 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:19:30,524 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:19:30,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:19:30,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:19:30,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:19:30,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:19:30,527 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:19:30,527 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 23:19:30,527 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:19:30,528 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:19:30,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:19:30,528 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:19:30,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:19:30,528 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:19:30,529 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:19:30,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:19:30,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:19:30,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:19:30,529 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:19:30,530 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:19:30,530 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-22 23:19:30,530 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:19:30,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:19:30,530 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-22 23:19:30,531 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:19:30,531 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 [2021-11-22 23:19:30,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:19:30,951 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:19:30,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:19:30,955 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:19:30,956 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:19:30,957 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-22 23:19:31,040 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/data/fb02352ec/e60cbe6449bf4366a05f87049edbbc23/FLAG858d74440 [2021-11-22 23:19:32,529 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:19:32,530 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-22 23:19:32,717 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/data/fb02352ec/e60cbe6449bf4366a05f87049edbbc23/FLAG858d74440 [2021-11-22 23:19:32,977 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b625fdb5-18f7-4aae-a767-6c4eaa5cf6fe/bin/ukojak-LBtLqBUTdQ/data/fb02352ec/e60cbe6449bf4366a05f87049edbbc23 [2021-11-22 23:19:32,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:19:32,981 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:19:32,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:19:32,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:19:32,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:19:32,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:19:32" (1/1) ... [2021-11-22 23:19:32,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bbd8b13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:19:32, skipping insertion in model container [2021-11-22 23:19:32,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:19:32" (1/1) ... [2021-11-22 23:19:32,997 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:19:33,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:19:40,992 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-11-22 23:19:40,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1996a43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:19:40, skipping insertion in model container [2021-11-22 23:19:40,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:19:40,993 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-22 23:19:40,997 INFO L158 Benchmark]: Toolchain (without parser) took 8013.36ms. Allocated memory was 77.6MB in the beginning and 266.3MB in the end (delta: 188.7MB). Free memory was 35.4MB in the beginning and 178.7MB in the end (delta: -143.3MB). Peak memory consumption was 70.8MB. Max. memory is 16.1GB. [2021-11-22 23:19:40,999 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 56.6MB. Free memory was 37.9MB in the beginning and 37.9MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:19:41,001 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8009.75ms. Allocated memory was 77.6MB in the beginning and 266.3MB in the end (delta: 188.7MB). Free memory was 35.0MB in the beginning and 178.7MB in the end (delta: -143.7MB). Peak memory consumption was 70.8MB. Max. memory is 16.1GB. [2021-11-22 23:19:41,003 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 56.6MB. Free memory was 37.9MB in the beginning and 37.9MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8009.75ms. Allocated memory was 77.6MB in the beginning and 266.3MB in the end (delta: 188.7MB). Free memory was 35.0MB in the beginning and 178.7MB in the end (delta: -143.7MB). Peak memory consumption was 70.8MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN