./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/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_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI --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_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/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_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI --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 0.2.0-7b2dab5 [2021-10-11 02:30:55,251 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:55,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:55,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:55,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:55,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:55,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:55,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:55,312 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:55,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:55,315 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:55,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:55,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:55,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:55,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:55,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:55,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:55,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:55,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:55,330 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:55,335 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:55,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:55,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:55,342 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:55,348 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:55,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:55,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:55,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:55,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:55,359 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:55,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:55,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:55,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:55,365 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:55,367 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:55,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:55,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:55,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:55,369 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:55,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:55,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:55,374 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-11 02:30:55,401 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:55,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:55,403 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:55,403 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:55,403 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:55,404 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:55,404 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:30:55,404 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:55,404 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:55,405 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:30:55,405 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:30:55,405 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:55,405 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:30:55,406 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:30:55,406 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:30:55,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:55,407 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:30:55,407 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:55,407 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:55,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:55,408 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:55,408 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:55,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:55,409 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:55,409 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:55,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:55,409 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:55,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:55,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:55,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:55,410 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:55,411 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:30:55,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:30:55,411 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:55,411 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:55,412 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:55,412 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_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 495f3ca83429be502b8d46d0b50dc687894dce87 [2021-10-11 02:30:55,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:55,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:55,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:55,681 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:55,687 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:55,688 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/../../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 [2021-10-11 02:30:55,767 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/data/fe9706791/6acb5b9ae7644fa79a4b75143d5d52e9/FLAG140fdc960 [2021-10-11 02:30:57,309 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:57,310 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/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 [2021-10-11 02:30:57,421 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/data/fe9706791/6acb5b9ae7644fa79a4b75143d5d52e9/FLAG140fdc960 [2021-10-11 02:30:57,650 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/data/fe9706791/6acb5b9ae7644fa79a4b75143d5d52e9 [2021-10-11 02:30:57,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:57,654 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:57,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:57,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:57,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:57,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:57" (1/1) ... [2021-10-11 02:30:57,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ffc5202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:57, skipping insertion in model container [2021-10-11 02:30:57,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:57" (1/1) ... [2021-10-11 02:30:57,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:58,292 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:07,316 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:07,319 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:07,320 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:07,322 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:07,457 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:07,458 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:07,459 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:07,462 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:07,462 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:07,463 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:07,467 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:07,485 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:07,486 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:07,486 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:07,928 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:07,947 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:07,950 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:07,974 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:07,977 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:08,181 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-10-11 02:31:08,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@489f12a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:08, skipping insertion in model container [2021-10-11 02:31:08,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:08,183 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:31:08,186 INFO L168 Benchmark]: Toolchain (without parser) took 10530.46 ms. Allocated memory was 117.4 MB in the beginning and 192.9 MB in the end (delta: 75.5 MB). Free memory was 46.4 MB in the beginning and 85.0 MB in the end (delta: -38.5 MB). Peak memory consumption was 69.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:08,187 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 90.2 MB. Free memory is still 43.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:31:08,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10528.09 ms. Allocated memory was 117.4 MB in the beginning and 192.9 MB in the end (delta: 75.5 MB). Free memory was 46.4 MB in the beginning and 85.0 MB in the end (delta: -38.5 MB). Peak memory consumption was 69.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:08,190 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 90.2 MB. Free memory is still 43.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 10528.09 ms. Allocated memory was 117.4 MB in the beginning and 192.9 MB in the end (delta: 75.5 MB). Free memory was 46.4 MB in the beginning and 85.0 MB in the end (delta: -38.5 MB). Peak memory consumption was 69.2 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 0.2.0-7b2dab5 [2021-10-11 02:31:10,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:31:10,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:31:10,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:31:10,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:31:10,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:31:10,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:31:10,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:31:10,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:31:10,489 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:31:10,490 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:31:10,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:31:10,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:31:10,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:31:10,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:31:10,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:31:10,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:31:10,499 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:31:10,501 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:31:10,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:31:10,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:31:10,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:31:10,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:31:10,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:31:10,514 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:31:10,514 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:31:10,515 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:31:10,516 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:31:10,517 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:31:10,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:31:10,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:31:10,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:31:10,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:31:10,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:31:10,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:31:10,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:31:10,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:31:10,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:31:10,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:31:10,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:31:10,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:31:10,528 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-11 02:31:10,555 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:31:10,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:31:10,556 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:31:10,556 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:31:10,557 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:31:10,557 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:31:10,557 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:31:10,557 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:31:10,558 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:31:10,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:31:10,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:31:10,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:31:10,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:31:10,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:31:10,560 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:31:10,560 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:31:10,560 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:31:10,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:31:10,561 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:31:10,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:31:10,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:31:10,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:31:10,562 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:31:10,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:31:10,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:31:10,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:31:10,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:31:10,563 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:31:10,563 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:31:10,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:31:10,563 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:31:10,564 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:31:10,564 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_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 495f3ca83429be502b8d46d0b50dc687894dce87 [2021-10-11 02:31:10,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:31:10,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:31:10,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:31:10,994 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:31:10,994 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:31:10,995 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/../../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 [2021-10-11 02:31:11,063 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/data/3db577b0f/a522acadec31441994097d656a24e2ee/FLAGeae22b508 [2021-10-11 02:31:12,978 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:31:12,980 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/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 [2021-10-11 02:31:13,158 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/data/3db577b0f/a522acadec31441994097d656a24e2ee/FLAGeae22b508 [2021-10-11 02:31:13,412 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3bb087-b1cb-436c-9120-c660e4ceaa22/bin/utaipan-WLngWcDbfI/data/3db577b0f/a522acadec31441994097d656a24e2ee [2021-10-11 02:31:13,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:31:13,416 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:31:13,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:13,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:31:13,430 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:31:13,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:13" (1/1) ... [2021-10-11 02:31:13,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1acc5489 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:13, skipping insertion in model container [2021-10-11 02:31:13,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:13" (1/1) ... [2021-10-11 02:31:13,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:31:14,194 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:25,472 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-10-11 02:31:25,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7aa0d0f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:25, skipping insertion in model container [2021-10-11 02:31:25,474 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:25,475 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:31:25,479 INFO L168 Benchmark]: Toolchain (without parser) took 12060.22 ms. Allocated memory was 111.1 MB in the beginning and 157.3 MB in the end (delta: 46.1 MB). Free memory was 56.7 MB in the beginning and 59.9 MB in the end (delta: -3.2 MB). Peak memory consumption was 74.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:25,481 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 69.2 MB. Free memory is still 49.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:31:25,484 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12058.17 ms. Allocated memory was 111.1 MB in the beginning and 157.3 MB in the end (delta: 46.1 MB). Free memory was 56.7 MB in the beginning and 59.9 MB in the end (delta: -3.2 MB). Peak memory consumption was 74.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:25,487 INFO L339 ainManager$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 69.2 MB. Free memory is still 49.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 12058.17 ms. Allocated memory was 111.1 MB in the beginning and 157.3 MB in the end (delta: 46.1 MB). Free memory was 56.7 MB in the beginning and 59.9 MB in the end (delta: -3.2 MB). Peak memory consumption was 74.4 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...