./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/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_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8 --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 495f3ca83429be502b8d46d0b50dc687894dce87 .......................................................................................................................................................... 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_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/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_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8 --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 495f3ca83429be502b8d46d0b50dc687894dce87 ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 08:05:28,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 08:05:28,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 08:05:28,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 08:05:28,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 08:05:28,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 08:05:28,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 08:05:28,129 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 08:05:28,131 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 08:05:28,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 08:05:28,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 08:05:28,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 08:05:28,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 08:05:28,144 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 08:05:28,146 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 08:05:28,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 08:05:28,153 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 08:05:28,155 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 08:05:28,158 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 08:05:28,168 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 08:05:28,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 08:05:28,172 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 08:05:28,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 08:05:28,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 08:05:28,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 08:05:28,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 08:05:28,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 08:05:28,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 08:05:28,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 08:05:28,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 08:05:28,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 08:05:28,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 08:05:28,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 08:05:28,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 08:05:28,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 08:05:28,199 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 08:05:28,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 08:05:28,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 08:05:28,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 08:05:28,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 08:05:28,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 08:05:28,203 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-13 08:05:28,253 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 08:05:28,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 08:05:28,255 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 08:05:28,256 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 08:05:28,256 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 08:05:28,256 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 08:05:28,256 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 08:05:28,257 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 08:05:28,263 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 08:05:28,263 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 08:05:28,264 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 08:05:28,265 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 08:05:28,265 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 08:05:28,265 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 08:05:28,266 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 08:05:28,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 08:05:28,267 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 08:05:28,267 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 08:05:28,267 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 08:05:28,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 08:05:28,268 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 08:05:28,268 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 08:05:28,268 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 08:05:28,268 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 08:05:28,269 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 08:05:28,269 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 08:05:28,269 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 08:05:28,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:05:28,270 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 08:05:28,270 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 08:05:28,270 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 08:05:28,270 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 08:05:28,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 08:05:28,271 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 08:05:28,271 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 08:05:28,271 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 08:05:28,272 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_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 495f3ca83429be502b8d46d0b50dc687894dce87 [2021-10-13 08:05:28,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 08:05:28,617 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 08:05:28,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 08:05:28,622 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 08:05:28,623 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 08:05:28,624 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/../../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 [2021-10-13 08:05:28,703 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/data/f9fb659d7/09f4237734f347578886354912de24d5/FLAGe071dab1c [2021-10-13 08:05:30,279 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 08:05:30,280 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/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 [2021-10-13 08:05:30,449 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/data/f9fb659d7/09f4237734f347578886354912de24d5/FLAGe071dab1c [2021-10-13 08:05:30,558 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/data/f9fb659d7/09f4237734f347578886354912de24d5 [2021-10-13 08:05:30,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 08:05:30,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 08:05:30,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 08:05:30,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 08:05:30,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 08:05:30,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:05:30" (1/1) ... [2021-10-13 08:05:30,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@366e3c95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:30, skipping insertion in model container [2021-10-13 08:05:30,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:05:30" (1/1) ... [2021-10-13 08:05:30,581 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 08:05:31,024 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:05:40,023 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-13 08:05:40,030 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-13 08:05:40,031 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-13 08:05:40,033 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-13 08:05:40,161 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-13 08:05:40,162 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-13 08:05:40,163 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-13 08:05:40,165 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-13 08:05:40,166 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-13 08:05:40,166 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-13 08:05:40,170 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-13 08:05:40,189 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-13 08:05:40,189 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-13 08:05:40,190 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-13 08:05:40,613 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-13 08:05:40,632 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-13 08:05:40,634 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-13 08:05:40,654 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-13 08:05:40,657 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-13 08:05:40,863 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-10-13 08:05:40,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f1777a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:40, skipping insertion in model container [2021-10-13 08:05:40,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 08:05:40,866 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 08:05:40,868 INFO L168 Benchmark]: Toolchain (without parser) took 10303.92 ms. Allocated memory was 132.1 MB in the beginning and 253.8 MB in the end (delta: 121.6 MB). Free memory was 58.9 MB in the beginning and 132.0 MB in the end (delta: -73.1 MB). Peak memory consumption was 95.7 MB. Max. memory is 16.1 GB. [2021-10-13 08:05:40,871 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory was 49.7 MB in the beginning and 49.6 MB in the end (delta: 70.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 08:05:40,874 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10300.20 ms. Allocated memory was 132.1 MB in the beginning and 253.8 MB in the end (delta: 121.6 MB). Free memory was 58.9 MB in the beginning and 132.0 MB in the end (delta: -73.1 MB). Peak memory consumption was 95.7 MB. Max. memory is 16.1 GB. [2021-10-13 08:05:40,876 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory was 49.7 MB in the beginning and 49.6 MB in the end (delta: 70.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 10300.20 ms. Allocated memory was 132.1 MB in the beginning and 253.8 MB in the end (delta: 121.6 MB). Free memory was 58.9 MB in the beginning and 132.0 MB in the end (delta: -73.1 MB). Peak memory consumption was 95.7 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-4e77c04 [2021-10-13 08:05:43,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 08:05:43,057 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 08:05:43,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 08:05:43,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 08:05:43,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 08:05:43,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 08:05:43,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 08:05:43,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 08:05:43,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 08:05:43,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 08:05:43,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 08:05:43,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 08:05:43,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 08:05:43,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 08:05:43,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 08:05:43,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 08:05:43,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 08:05:43,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 08:05:43,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 08:05:43,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 08:05:43,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 08:05:43,138 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 08:05:43,139 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 08:05:43,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 08:05:43,143 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 08:05:43,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 08:05:43,145 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 08:05:43,146 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 08:05:43,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 08:05:43,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 08:05:43,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 08:05:43,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 08:05:43,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 08:05:43,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 08:05:43,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 08:05:43,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 08:05:43,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 08:05:43,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 08:05:43,155 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 08:05:43,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 08:05:43,157 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-13 08:05:43,193 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 08:05:43,195 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 08:05:43,196 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 08:05:43,196 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 08:05:43,196 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 08:05:43,197 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 08:05:43,197 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 08:05:43,197 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 08:05:43,197 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 08:05:43,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 08:05:43,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 08:05:43,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 08:05:43,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 08:05:43,200 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 08:05:43,200 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 08:05:43,201 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 08:05:43,201 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 08:05:43,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 08:05:43,201 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 08:05:43,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 08:05:43,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 08:05:43,202 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 08:05:43,202 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 08:05:43,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:05:43,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 08:05:43,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 08:05:43,203 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 08:05:43,203 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 08:05:43,203 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 08:05:43,203 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 08:05:43,204 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 08:05:43,204 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 08:05:43,204 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_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 495f3ca83429be502b8d46d0b50dc687894dce87 [2021-10-13 08:05:43,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 08:05:43,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 08:05:43,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 08:05:43,649 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 08:05:43,650 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 08:05:43,651 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/../../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 [2021-10-13 08:05:43,724 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/data/359ee3aa7/c49951e147d14d9aa5eb32668ad99179/FLAG74fb24029 [2021-10-13 08:05:45,368 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 08:05:45,369 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/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 [2021-10-13 08:05:45,486 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/data/359ee3aa7/c49951e147d14d9aa5eb32668ad99179/FLAG74fb24029 [2021-10-13 08:05:45,591 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f41937-c2d0-4983-ba29-672b333fdbf9/bin/utaipan-q2qaUkNPG8/data/359ee3aa7/c49951e147d14d9aa5eb32668ad99179 [2021-10-13 08:05:45,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 08:05:45,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 08:05:45,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 08:05:45,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 08:05:45,599 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 08:05:45,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:05:45" (1/1) ... [2021-10-13 08:05:45,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@542113fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:45, skipping insertion in model container [2021-10-13 08:05:45,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:05:45" (1/1) ... [2021-10-13 08:05:45,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 08:05:46,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:05:56,861 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-10-13 08:05:56,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f3179e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:56, skipping insertion in model container [2021-10-13 08:05:56,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 08:05:56,862 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 08:05:56,865 INFO L168 Benchmark]: Toolchain (without parser) took 11268.36 ms. Allocated memory was 86.0 MB in the beginning and 262.1 MB in the end (delta: 176.2 MB). Free memory was 32.1 MB in the beginning and 132.9 MB in the end (delta: -100.9 MB). Peak memory consumption was 92.4 MB. Max. memory is 16.1 GB. [2021-10-13 08:05:56,865 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 52.4 MB. Free memory is still 33.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 08:05:56,866 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11266.13 ms. Allocated memory was 86.0 MB in the beginning and 262.1 MB in the end (delta: 176.2 MB). Free memory was 31.9 MB in the beginning and 132.9 MB in the end (delta: -101.1 MB). Peak memory consumption was 92.4 MB. Max. memory is 16.1 GB. [2021-10-13 08:05:56,868 INFO L339 ainManager$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 52.4 MB. Free memory is still 33.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 11266.13 ms. Allocated memory was 86.0 MB in the beginning and 262.1 MB in the end (delta: 176.2 MB). Free memory was 31.9 MB in the beginning and 132.9 MB in the end (delta: -101.1 MB). Peak memory consumption was 92.4 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...