./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/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_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG --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 .......................................................................................................................................................... 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_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/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_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG --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 ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:33:21,697 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:33:21,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:33:21,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:33:21,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:33:21,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:33:21,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:33:21,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:33:21,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:33:21,766 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:33:21,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:33:21,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:33:21,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:33:21,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:33:21,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:33:21,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:33:21,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:33:21,778 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:33:21,780 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:33:21,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:33:21,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:33:21,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:33:21,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:33:21,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:33:21,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:33:21,798 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:33:21,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:33:21,800 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:33:21,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:33:21,803 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:33:21,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:33:21,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:33:21,807 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:33:21,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:33:21,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:33:21,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:33:21,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:33:21,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:33:21,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:33:21,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:33:21,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:33:21,815 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-29 04:33:21,841 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:33:21,841 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:33:21,842 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:33:21,842 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:33:21,842 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:33:21,843 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:33:21,843 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 04:33:21,843 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:33:21,843 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:33:21,844 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 04:33:21,844 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 04:33:21,844 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:33:21,844 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 04:33:21,845 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 04:33:21,845 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 04:33:21,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:33:21,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:33:21,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:33:21,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:33:21,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:33:21,847 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:33:21,847 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:33:21,847 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:33:21,847 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:33:21,848 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:33:21,848 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:33:21,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:33:21,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:33:21,849 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:33:21,849 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:33:21,849 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:33:21,850 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 04:33:21,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:33:21,850 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:33:21,850 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:33:21,850 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:33:21,851 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_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf1a19344e618054cb698b280583c01327158c065780e1a69abd97a69ded1253 [2021-10-29 04:33:22,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:33:22,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:33:22,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:33:22,189 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:33:22,190 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:33:22,191 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/../../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 [2021-10-29 04:33:22,287 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/data/3245c5564/d350a6da51fe417a991925fbe724167b/FLAG8ca36bb3f [2021-10-29 04:33:24,011 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:33:24,012 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/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 [2021-10-29 04:33:24,149 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/data/3245c5564/d350a6da51fe417a991925fbe724167b/FLAG8ca36bb3f [2021-10-29 04:33:24,612 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/data/3245c5564/d350a6da51fe417a991925fbe724167b [2021-10-29 04:33:24,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:33:24,616 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:33:24,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:33:24,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:33:24,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:33:24,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:33:24" (1/1) ... [2021-10-29 04:33:24,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@711fd9c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:33:24, skipping insertion in model container [2021-10-29 04:33:24,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:33:24" (1/1) ... [2021-10-29 04:33:24,630 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:33:25,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:33:34,242 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:33:34,244 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:33:34,245 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:33:34,247 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:33:34,406 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:33:34,407 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:33:34,408 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:33:34,411 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:33:34,411 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:33:34,412 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:33:34,415 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:33:34,435 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:33:34,436 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:33:34,436 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:33:35,006 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:33:35,025 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:33:35,028 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:33:35,052 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:33:35,055 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:33:35,274 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-10-29 04:33:35,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1c9b32d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:33:35, skipping insertion in model container [2021-10-29 04:33:35,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:33:35,277 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:33:35,280 INFO L168 Benchmark]: Toolchain (without parser) took 10662.47 ms. Allocated memory was 109.1 MB in the beginning and 167.8 MB in the end (delta: 58.7 MB). Free memory was 60.1 MB in the beginning and 69.4 MB in the end (delta: -9.3 MB). Peak memory consumption was 72.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:33:35,282 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 86.0 MB. Free memory is still 66.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:33:35,285 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10660.01 ms. Allocated memory was 109.1 MB in the beginning and 167.8 MB in the end (delta: 58.7 MB). Free memory was 59.7 MB in the beginning and 69.4 MB in the end (delta: -9.7 MB). Peak memory consumption was 70.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:33:35,287 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 ms. Allocated memory is still 86.0 MB. Free memory is still 66.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 10660.01 ms. Allocated memory was 109.1 MB in the beginning and 167.8 MB in the end (delta: 58.7 MB). Free memory was 59.7 MB in the beginning and 69.4 MB in the end (delta: -9.7 MB). Peak memory consumption was 70.5 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:33:37,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:33:37,703 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:33:37,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:33:37,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:33:37,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:33:37,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:33:37,779 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:33:37,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:33:37,790 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:33:37,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:33:37,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:33:37,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:33:37,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:33:37,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:33:37,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:33:37,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:33:37,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:33:37,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:33:37,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:33:37,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:33:37,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:33:37,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:33:37,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:33:37,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:33:37,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:33:37,840 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:33:37,841 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:33:37,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:33:37,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:33:37,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:33:37,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:33:37,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:33:37,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:33:37,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:33:37,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:33:37,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:33:37,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:33:37,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:33:37,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:33:37,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:33:37,859 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-29 04:33:37,887 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:33:37,887 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:33:37,888 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:33:37,888 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:33:37,888 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:33:37,889 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:33:37,889 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:33:37,889 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:33:37,889 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:33:37,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:33:37,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:33:37,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:33:37,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:33:37,891 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:33:37,891 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:33:37,892 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:33:37,892 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:33:37,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:33:37,892 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:33:37,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:33:37,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:33:37,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 04:33:37,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:33:37,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:33:37,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:33:37,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:33:37,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:33:37,894 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:33:37,895 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:33:37,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:33:37,895 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:33:37,895 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:33:37,895 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_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf1a19344e618054cb698b280583c01327158c065780e1a69abd97a69ded1253 [2021-10-29 04:33:38,308 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:33:38,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:33:38,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:33:38,338 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:33:38,339 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:33:38,340 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/../../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 [2021-10-29 04:33:38,423 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/data/c4c9dfc48/55e8afc783f140cbb0bed10ab99387c0/FLAG503b4ab1a [2021-10-29 04:33:40,228 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:33:40,230 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/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 [2021-10-29 04:33:40,408 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/data/c4c9dfc48/55e8afc783f140cbb0bed10ab99387c0/FLAG503b4ab1a [2021-10-29 04:33:40,810 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb8b757-909b-4299-b021-9e4f78439a01/bin/utaipan-SDwSMHVbGG/data/c4c9dfc48/55e8afc783f140cbb0bed10ab99387c0 [2021-10-29 04:33:40,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:33:40,814 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:33:40,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:33:40,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:33:40,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:33:40,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:33:40" (1/1) ... [2021-10-29 04:33:40,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ecce8d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:33:40, skipping insertion in model container [2021-10-29 04:33:40,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:33:40" (1/1) ... [2021-10-29 04:33:40,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:33:41,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:33:52,502 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-10-29 04:33:52,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6af3f75b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:33:52, skipping insertion in model container [2021-10-29 04:33:52,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:33:52,504 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:33:52,507 INFO L168 Benchmark]: Toolchain (without parser) took 11690.50 ms. Allocated memory was 111.1 MB in the beginning and 308.3 MB in the end (delta: 197.1 MB). Free memory was 51.8 MB in the beginning and 193.1 MB in the end (delta: -141.3 MB). Peak memory consumption was 93.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:33:52,508 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 67.1 MB. Free memory is still 46.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:33:52,511 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11685.73 ms. Allocated memory was 111.1 MB in the beginning and 308.3 MB in the end (delta: 197.1 MB). Free memory was 51.8 MB in the beginning and 193.1 MB in the end (delta: -141.3 MB). Peak memory consumption was 93.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:33:52,512 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 67.1 MB. Free memory is still 46.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 11685.73 ms. Allocated memory was 111.1 MB in the beginning and 308.3 MB in the end (delta: 197.1 MB). Free memory was 51.8 MB in the beginning and 193.1 MB in the end (delta: -141.3 MB). Peak memory consumption was 93.5 MB. Max. memory is 16.1 GB. * 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...