./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 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3 --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 087f5c7675216216784da9a1af43af80d1a1b1b9 ................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3 --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 087f5c7675216216784da9a1af43af80d1a1b1b9 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-15 19:32:28,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:32:28,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:32:28,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:32:28,519 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:32:28,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:32:28,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:32:28,525 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:32:28,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:32:28,529 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:32:28,530 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:32:28,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:32:28,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:32:28,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:32:28,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:32:28,537 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:32:28,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:32:28,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:32:28,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:32:28,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:32:28,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:32:28,549 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:32:28,551 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:32:28,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:32:28,556 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:32:28,556 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:32:28,557 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:32:28,558 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:32:28,559 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:32:28,560 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:32:28,561 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:32:28,562 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:32:28,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:32:28,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:32:28,565 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:32:28,566 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:32:28,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:32:28,567 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:32:28,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:32:28,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:32:28,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:32:28,574 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-15 19:32:28,621 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:32:28,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:32:28,622 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:32:28,622 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:32:28,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:32:28,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:32:28,624 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:32:28,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:32:28,625 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 19:32:28,625 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:32:28,626 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 19:32:28,627 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:32:28,627 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 19:32:28,627 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:32:28,627 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:32:28,627 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 19:32:28,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:32:28,628 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:32:28,628 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:32:28,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:32:28,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:32:28,629 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:32:28,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 19:32:28,629 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 19:32:28,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-15 19:32:28,630 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 19:32:28,630 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 19:32:28,630 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 19:32:28,630 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:32:28,632 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_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 087f5c7675216216784da9a1af43af80d1a1b1b9 [2021-10-15 19:32:28,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:32:29,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:32:29,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:32:29,006 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:32:29,007 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:32:29,008 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-15 19:32:29,102 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/data/99aff75a5/74ec8c1cce0046a5a1340ff1f70d8201/FLAG499568c91 [2021-10-15 19:32:30,723 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:32:30,724 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-15 19:32:30,833 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/data/99aff75a5/74ec8c1cce0046a5a1340ff1f70d8201/FLAG499568c91 [2021-10-15 19:32:31,096 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/data/99aff75a5/74ec8c1cce0046a5a1340ff1f70d8201 [2021-10-15 19:32:31,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:32:31,100 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:32:31,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:32:31,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:32:31,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:32:31,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:32:31" (1/1) ... [2021-10-15 19:32:31,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@607b7207 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:32:31, skipping insertion in model container [2021-10-15 19:32:31,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:32:31" (1/1) ... [2021-10-15 19:32:31,117 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:32:31,447 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:32:40,080 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-10-15 19:32:40,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4cd3bc83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:32:40, skipping insertion in model container [2021-10-15 19:32:40,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:32:40,082 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-15 19:32:40,085 INFO L168 Benchmark]: Toolchain (without parser) took 8982.96 ms. Allocated memory was 123.7 MB in the beginning and 167.8 MB in the end (delta: 44.0 MB). Free memory was 83.3 MB in the beginning and 63.7 MB in the end (delta: 19.6 MB). Peak memory consumption was 69.3 MB. Max. memory is 16.1 GB. [2021-10-15 19:32:40,086 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 90.2 MB. Free memory was 60.5 MB in the beginning and 60.5 MB in the end (delta: 21.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:32:40,087 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8980.16 ms. Allocated memory was 123.7 MB in the beginning and 167.8 MB in the end (delta: 44.0 MB). Free memory was 83.0 MB in the beginning and 63.7 MB in the end (delta: 19.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 16.1 GB. [2021-10-15 19:32:40,090 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 90.2 MB. Free memory was 60.5 MB in the beginning and 60.5 MB in the end (delta: 21.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8980.16 ms. Allocated memory was 123.7 MB in the beginning and 167.8 MB in the end (delta: 44.0 MB). Free memory was 83.0 MB in the beginning and 63.7 MB in the end (delta: 19.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-15 19:32:42,426 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:32:42,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:32:42,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:32:42,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:32:42,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:32:42,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:32:42,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:32:42,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:32:42,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:32:42,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:32:42,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:32:42,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:32:42,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:32:42,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:32:42,516 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:32:42,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:32:42,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:32:42,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:32:42,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:32:42,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:32:42,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:32:42,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:32:42,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:32:42,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:32:42,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:32:42,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:32:42,552 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:32:42,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:32:42,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:32:42,554 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:32:42,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:32:42,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:32:42,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:32:42,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:32:42,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:32:42,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:32:42,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:32:42,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:32:42,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:32:42,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:32:42,570 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-15 19:32:42,616 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:32:42,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:32:42,617 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:32:42,618 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:32:42,620 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:32:42,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:32:42,620 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:32:42,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:32:42,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:32:42,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 19:32:42,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:32:42,623 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 19:32:42,623 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-15 19:32:42,623 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-15 19:32:42,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:32:42,624 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:32:42,624 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 19:32:42,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:32:42,625 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:32:42,625 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:32:42,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:32:42,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:32:42,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:32:42,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 19:32:42,627 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-15 19:32:42,627 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-15 19:32:42,628 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 19:32:42,628 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 19:32:42,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 19:32:42,628 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:32:42,629 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-15 19:32:42,629 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_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 087f5c7675216216784da9a1af43af80d1a1b1b9 [2021-10-15 19:32:43,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:32:43,126 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:32:43,129 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:32:43,131 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:32:43,131 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:32:43,132 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-15 19:32:43,210 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/data/289a0bfa2/40d05f49be5e48ef8e65ca29002d0638/FLAGca8357d87 [2021-10-15 19:32:44,858 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:32:44,859 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-15 19:32:44,967 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/data/289a0bfa2/40d05f49be5e48ef8e65ca29002d0638/FLAGca8357d87 [2021-10-15 19:32:45,143 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24bd075-5b59-47c2-acc9-2faaafb0e631/bin/uautomizer-hJ6jxDFKc3/data/289a0bfa2/40d05f49be5e48ef8e65ca29002d0638 [2021-10-15 19:32:45,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:32:45,147 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:32:45,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:32:45,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:32:45,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:32:45,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:32:45" (1/1) ... [2021-10-15 19:32:45,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e02fe36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:32:45, skipping insertion in model container [2021-10-15 19:32:45,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:32:45" (1/1) ... [2021-10-15 19:32:45,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:32:45,544 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:32:53,540 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-10-15 19:32:53,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7af2cb78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:32:53, skipping insertion in model container [2021-10-15 19:32:53,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:32:53,543 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-15 19:32:53,547 INFO L168 Benchmark]: Toolchain (without parser) took 8397.38 ms. Allocated memory was 94.4 MB in the beginning and 285.2 MB in the end (delta: 190.8 MB). Free memory was 46.8 MB in the beginning and 169.1 MB in the end (delta: -122.2 MB). Peak memory consumption was 69.9 MB. Max. memory is 16.1 GB. [2021-10-15 19:32:53,549 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 58.7 MB. Free memory is still 39.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:32:53,551 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8394.83 ms. Allocated memory was 94.4 MB in the beginning and 285.2 MB in the end (delta: 190.8 MB). Free memory was 46.6 MB in the beginning and 169.1 MB in the end (delta: -122.5 MB). Peak memory consumption was 69.9 MB. Max. memory is 16.1 GB. [2021-10-15 19:32:53,554 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 58.7 MB. Free memory is still 39.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8394.83 ms. Allocated memory was 94.4 MB in the beginning and 285.2 MB in the end (delta: 190.8 MB). Free memory was 46.6 MB in the beginning and 169.1 MB in the end (delta: -122.5 MB). Peak memory consumption was 69.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...