./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/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_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC --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_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/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_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC --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 0.2.0-7b2dab5 [2021-10-11 00:25:49,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:25:49,487 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:25:49,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:25:49,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:25:49,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:25:49,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:25:49,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:25:49,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:25:49,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:25:49,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:25:49,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:25:49,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:25:49,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:25:49,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:25:49,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:25:49,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:25:49,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:25:49,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:25:49,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:25:49,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:25:49,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:25:49,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:25:49,596 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:25:49,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:25:49,607 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:25:49,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:25:49,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:25:49,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:25:49,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:25:49,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:25:49,611 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:25:49,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:25:49,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:25:49,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:25:49,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:25:49,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:25:49,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:25:49,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:25:49,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:25:49,621 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:25:49,624 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-11 00:25:49,659 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:25:49,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:25:49,661 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:25:49,661 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:25:49,661 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:25:49,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:25:49,662 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:25:49,662 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:25:49,662 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:25:49,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:25:49,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:25:49,663 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:25:49,663 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:25:49,663 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:25:49,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:25:49,663 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:25:49,664 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:25:49,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:25:49,664 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:25:49,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:25:49,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:25:49,664 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:25:49,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:25:49,665 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:25:49,665 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:25:49,665 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_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 087f5c7675216216784da9a1af43af80d1a1b1b9 [2021-10-11 00:25:49,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:25:49,924 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:25:49,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:25:49,928 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:25:49,930 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:25:49,931 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-11 00:25:50,009 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/data/8e2b4eeb0/a0c5805b6046439aa0bb206f5a0a0f00/FLAG19e2cfd9b [2021-10-11 00:25:51,417 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:25:51,420 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-11 00:25:51,527 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/data/8e2b4eeb0/a0c5805b6046439aa0bb206f5a0a0f00/FLAG19e2cfd9b [2021-10-11 00:25:51,900 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/data/8e2b4eeb0/a0c5805b6046439aa0bb206f5a0a0f00 [2021-10-11 00:25:51,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:25:51,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:25:51,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:25:51,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:25:51,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:25:51,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:25:51" (1/1) ... [2021-10-11 00:25:51,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fb940aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:25:51, skipping insertion in model container [2021-10-11 00:25:51,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:25:51" (1/1) ... [2021-10-11 00:25:51,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:25:52,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:25:59,392 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-10-11 00:25:59,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@506fcd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:25:59, skipping insertion in model container [2021-10-11 00:25:59,393 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:25:59,394 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 00:25:59,397 INFO L168 Benchmark]: Toolchain (without parser) took 7491.95 ms. Allocated memory was 121.6 MB in the beginning and 222.3 MB in the end (delta: 100.7 MB). Free memory was 70.5 MB in the beginning and 136.9 MB in the end (delta: -66.4 MB). Peak memory consumption was 70.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:25:59,398 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 73.4 MB. Free memory was 34.2 MB in the beginning and 34.2 MB in the end (delta: 33.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:25:59,399 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7489.45 ms. Allocated memory was 121.6 MB in the beginning and 222.3 MB in the end (delta: 100.7 MB). Free memory was 70.2 MB in the beginning and 136.9 MB in the end (delta: -66.8 MB). Peak memory consumption was 70.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:25:59,401 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 73.4 MB. Free memory was 34.2 MB in the beginning and 34.2 MB in the end (delta: 33.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7489.45 ms. Allocated memory was 121.6 MB in the beginning and 222.3 MB in the end (delta: 100.7 MB). Free memory was 70.2 MB in the beginning and 136.9 MB in the end (delta: -66.8 MB). Peak memory consumption was 70.6 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 0.2.0-7b2dab5 [2021-10-11 00:26:01,658 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:26:01,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:26:01,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:26:01,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:26:01,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:26:01,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:26:01,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:26:01,750 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:26:01,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:26:01,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:26:01,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:26:01,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:26:01,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:26:01,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:26:01,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:26:01,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:26:01,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:26:01,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:26:01,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:26:01,790 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:26:01,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:26:01,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:26:01,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:26:01,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:26:01,799 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:26:01,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:26:01,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:26:01,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:26:01,803 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:26:01,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:26:01,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:26:01,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:26:01,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:26:01,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:26:01,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:26:01,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:26:01,809 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:26:01,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:26:01,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:26:01,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:26:01,813 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-11 00:26:01,836 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:26:01,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:26:01,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:26:01,838 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:26:01,839 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:26:01,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:26:01,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:26:01,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:26:01,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:26:01,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:26:01,840 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 00:26:01,841 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 00:26:01,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:26:01,841 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:26:01,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:26:01,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:26:01,842 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:26:01,842 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:26:01,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:26:01,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:26:01,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:26:01,844 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:26:01,844 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-11 00:26:01,844 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 00:26:01,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:26:01,845 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:26:01,845 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 00:26:01,845 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_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 087f5c7675216216784da9a1af43af80d1a1b1b9 [2021-10-11 00:26:02,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:26:02,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:26:02,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:26:02,361 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:26:02,362 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:26:02,363 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-11 00:26:02,439 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/data/e1f8a5a35/c51668f120ea4d26afc7b5bec4f796ae/FLAG8f46f33d6 [2021-10-11 00:26:03,924 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:26:03,925 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-11 00:26:04,127 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/data/e1f8a5a35/c51668f120ea4d26afc7b5bec4f796ae/FLAG8f46f33d6 [2021-10-11 00:26:04,277 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a18a74-f07a-4d8a-be8a-76e254c3d4ce/bin/uautomizer-Z5i5R5N3CC/data/e1f8a5a35/c51668f120ea4d26afc7b5bec4f796ae [2021-10-11 00:26:04,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:26:04,284 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:26:04,289 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:26:04,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:26:04,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:26:04,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:26:04" (1/1) ... [2021-10-11 00:26:04,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c582a29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:26:04, skipping insertion in model container [2021-10-11 00:26:04,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:26:04" (1/1) ... [2021-10-11 00:26:04,306 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:26:04,657 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:26:12,890 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-10-11 00:26:12,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ed62c40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:26:12, skipping insertion in model container [2021-10-11 00:26:12,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:26:12,891 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 00:26:12,894 INFO L168 Benchmark]: Toolchain (without parser) took 8608.08 ms. Allocated memory was 119.5 MB in the beginning and 157.3 MB in the end (delta: 37.7 MB). Free memory was 84.1 MB in the beginning and 82.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 72.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:26:12,896 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 73.4 MB. Free memory was 54.5 MB in the beginning and 54.4 MB in the end (delta: 62.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:26:12,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8602.46 ms. Allocated memory was 119.5 MB in the beginning and 157.3 MB in the end (delta: 37.7 MB). Free memory was 83.7 MB in the beginning and 82.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 72.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:26:12,901 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 73.4 MB. Free memory was 54.5 MB in the beginning and 54.4 MB in the end (delta: 62.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8602.46 ms. Allocated memory was 119.5 MB in the beginning and 157.3 MB in the end (delta: 37.7 MB). Free memory was 83.7 MB in the beginning and 82.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 72.4 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...