./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bf1a19344e618054cb698b280583c01327158c065780e1a69abd97a69ded1253 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:01:14,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:01:14,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:01:14,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:01:14,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:01:14,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:01:14,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:01:14,566 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:01:14,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:01:14,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:01:14,570 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:01:14,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:01:14,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:01:14,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:01:14,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:01:14,576 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:01:14,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:01:14,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:01:14,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:01:14,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:01:14,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:01:14,587 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:01:14,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:01:14,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:01:14,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:01:14,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:01:14,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:01:14,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:01:14,597 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:01:14,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:01:14,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:01:14,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:01:14,600 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:01:14,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:01:14,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:01:14,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:01:14,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:01:14,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:01:14,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:01:14,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:01:14,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:01:14,614 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:01:14,657 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:01:14,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:01:14,659 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:01:14,659 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:01:14,666 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:01:14,666 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:01:14,666 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:01:14,667 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:01:14,667 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:01:14,667 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:01:14,668 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:01:14,668 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:01:14,669 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:01:14,669 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:01:14,669 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:01:14,669 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:01:14,669 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:01:14,670 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:01:14,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:01:14,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:01:14,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:01:14,671 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:01:14,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:01:14,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:01:14,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:01:14,672 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:01:14,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:01:14,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:01:14,674 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:01:14,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:01:14,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:01:14,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:01:14,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:01:14,675 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:01:14,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:01:14,675 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:01:14,675 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:01:14,676 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:01:14,676 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf1a19344e618054cb698b280583c01327158c065780e1a69abd97a69ded1253 [2021-11-23 17:01:14,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:01:14,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:01:14,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:01:14,982 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:01:14,982 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:01:14,984 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-11-23 17:01:15,050 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/data/d9265492c/9c5d7fd6475843ffbf9e57305e950873/FLAG522a1c429 [2021-11-23 17:01:16,684 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:01:16,685 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-11-23 17:01:16,821 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/data/d9265492c/9c5d7fd6475843ffbf9e57305e950873/FLAG522a1c429 [2021-11-23 17:01:17,077 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/data/d9265492c/9c5d7fd6475843ffbf9e57305e950873 [2021-11-23 17:01:17,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:01:17,081 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:01:17,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:01:17,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:01:17,086 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:01:17,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:01:17" (1/1) ... [2021-11-23 17:01:17,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ccff88b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:17, skipping insertion in model container [2021-11-23 17:01:17,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:01:17" (1/1) ... [2021-11-23 17:01:17,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:01:17,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:01:28,108 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-11-23 17:01:28,110 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@349be9f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:28, skipping insertion in model container [2021-11-23 17:01:28,110 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:01:28,111 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 17:01:28,114 INFO L158 Benchmark]: Toolchain (without parser) took 11031.54ms. Allocated memory was 107.0MB in the beginning and 224.4MB in the end (delta: 117.4MB). Free memory was 48.7MB in the beginning and 128.8MB in the end (delta: -80.1MB). Peak memory consumption was 93.2MB. Max. memory is 16.1GB. [2021-11-23 17:01:28,116 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 107.0MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:01:28,118 INFO L158 Benchmark]: CACSL2BoogieTranslator took 11028.77ms. Allocated memory was 107.0MB in the beginning and 224.4MB in the end (delta: 117.4MB). Free memory was 48.7MB in the beginning and 128.8MB in the end (delta: -80.1MB). Peak memory consumption was 93.2MB. Max. memory is 16.1GB. [2021-11-23 17:01:28,120 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 107.0MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 11028.77ms. Allocated memory was 107.0MB in the beginning and 224.4MB in the end (delta: 117.4MB). Free memory was 48.7MB in the beginning and 128.8MB in the end (delta: -80.1MB). Peak memory consumption was 93.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13636]: 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_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bf1a19344e618054cb698b280583c01327158c065780e1a69abd97a69ded1253 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:01:30,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:01:30,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:01:30,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:01:30,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:01:30,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:01:30,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:01:30,378 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:01:30,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:01:30,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:01:30,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:01:30,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:01:30,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:01:30,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:01:30,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:01:30,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:01:30,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:01:30,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:01:30,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:01:30,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:01:30,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:01:30,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:01:30,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:01:30,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:01:30,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:01:30,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:01:30,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:01:30,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:01:30,415 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:01:30,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:01:30,417 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:01:30,418 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:01:30,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:01:30,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:01:30,421 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:01:30,421 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:01:30,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:01:30,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:01:30,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:01:30,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:01:30,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:01:30,434 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:01:30,466 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:01:30,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:01:30,467 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:01:30,467 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:01:30,468 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:01:30,468 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:01:30,468 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:01:30,468 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:01:30,469 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:01:30,469 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:01:30,469 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:01:30,469 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:01:30,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:01:30,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:01:30,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:01:30,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:01:30,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:01:30,471 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:01:30,471 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:01:30,471 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:01:30,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:01:30,472 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:01:30,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:01:30,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:01:30,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:01:30,472 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:01:30,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:01:30,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:01:30,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:01:30,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:01:30,473 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:01:30,474 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:01:30,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:01:30,474 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:01:30,474 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:01:30,474 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_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf1a19344e618054cb698b280583c01327158c065780e1a69abd97a69ded1253 [2021-11-23 17:01:30,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:01:30,824 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:01:30,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:01:30,829 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:01:30,830 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:01:30,832 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-11-23 17:01:30,891 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/data/d35fa4e9c/b9bfaa42403743b6b75978c56afc0320/FLAG876c1ddfd [2021-11-23 17:01:32,613 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:01:32,614 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-11-23 17:01:32,760 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/data/d35fa4e9c/b9bfaa42403743b6b75978c56afc0320/FLAG876c1ddfd [2021-11-23 17:01:33,235 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40bdf6d1-f5b4-4474-ac80-20683a7c1abd/bin/utaipan-fb15Y9Yzbl/data/d35fa4e9c/b9bfaa42403743b6b75978c56afc0320 [2021-11-23 17:01:33,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:01:33,239 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:01:33,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:01:33,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:01:33,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:01:33,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:01:33" (1/1) ... [2021-11-23 17:01:33,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33d08b79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:33, skipping insertion in model container [2021-11-23 17:01:33,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:01:33" (1/1) ... [2021-11-23 17:01:33,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:01:33,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:01:45,095 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-11-23 17:01:45,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6040232b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:45, skipping insertion in model container [2021-11-23 17:01:45,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:01:45,099 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 17:01:45,102 INFO L158 Benchmark]: Toolchain (without parser) took 11861.10ms. Allocated memory was 123.7MB in the beginning and 264.2MB in the end (delta: 140.5MB). Free memory was 74.6MB in the beginning and 148.3MB in the end (delta: -73.6MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. [2021-11-23 17:01:45,104 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory was 35.9MB in the beginning and 35.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:01:45,106 INFO L158 Benchmark]: CACSL2BoogieTranslator took 11858.85ms. Allocated memory was 123.7MB in the beginning and 264.2MB in the end (delta: 140.5MB). Free memory was 74.6MB in the beginning and 148.3MB in the end (delta: -73.6MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. [2021-11-23 17:01:45,109 INFO L339 ainManager$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 54.5MB. Free memory was 35.9MB in the beginning and 35.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 11858.85ms. Allocated memory was 123.7MB in the beginning and 264.2MB in the end (delta: 140.5MB). Free memory was 74.6MB in the beginning and 148.3MB in the end (delta: -73.6MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13636]: 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