./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-08_1a-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_e5e8441e-91d8-4965-b2cf-8c7b198c79da/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/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_e5e8441e-91d8-4965-b2cf-8c7b198c79da/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/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_e5e8441e-91d8-4965-b2cf-8c7b198c79da/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 35957d316f8ec17bc77061ed94d663d9e0ca4497 .......................................................................................................................................................... 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_e5e8441e-91d8-4965-b2cf-8c7b198c79da/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/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_e5e8441e-91d8-4965-b2cf-8c7b198c79da/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/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_e5e8441e-91d8-4965-b2cf-8c7b198c79da/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 35957d316f8ec17bc77061ed94d663d9e0ca4497 ................................................................................................................................... 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 02:20:35,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:20:35,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:20:35,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:20:35,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:20:35,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:20:35,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:20:35,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:20:35,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:20:35,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:20:35,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:20:35,132 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:20:35,132 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:20:35,134 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:20:35,135 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:20:35,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:20:35,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:20:35,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:20:35,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:20:35,157 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:20:35,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:20:35,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:20:35,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:20:35,170 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:20:35,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:20:35,180 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:20:35,180 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:20:35,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:20:35,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:20:35,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:20:35,189 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:20:35,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:20:35,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:20:35,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:20:35,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:20:35,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:20:35,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:20:35,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:20:35,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:20:35,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:20:35,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:20:35,197 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-11 02:20:35,225 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:20:35,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:20:35,226 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:20:35,227 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:20:35,227 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:20:35,227 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:20:35,227 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:20:35,228 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:20:35,228 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:20:35,228 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:20:35,228 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:20:35,228 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:20:35,229 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:20:35,229 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:20:35,229 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:20:35,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:20:35,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:20:35,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:20:35,231 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:20:35,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:20:35,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:20:35,231 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:20:35,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:20:35,232 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:20:35,232 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:20:35,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:20:35,232 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:20:35,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:20:35,233 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:20:35,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:20:35,233 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:20:35,234 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:20:35,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:20:35,234 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:20:35,234 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:20:35,234 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:20:35,235 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_e5e8441e-91d8-4965-b2cf-8c7b198c79da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35957d316f8ec17bc77061ed94d663d9e0ca4497 [2021-10-11 02:20:35,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:20:35,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:20:35,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:20:35,526 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:20:35,526 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:20:35,527 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-10-11 02:20:35,585 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/bin/utaipan-WLngWcDbfI/data/59722cd84/5a7173ad52fe467d90d274c85a7605b7/FLAG61df5d65c [2021-10-11 02:20:37,028 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:20:37,029 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-10-11 02:20:37,155 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/bin/utaipan-WLngWcDbfI/data/59722cd84/5a7173ad52fe467d90d274c85a7605b7/FLAG61df5d65c [2021-10-11 02:20:37,461 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/bin/utaipan-WLngWcDbfI/data/59722cd84/5a7173ad52fe467d90d274c85a7605b7 [2021-10-11 02:20:37,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:20:37,465 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:20:37,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:20:37,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:20:37,504 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:20:37,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:20:37" (1/1) ... [2021-10-11 02:20:37,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f5f34a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:37, skipping insertion in model container [2021-10-11 02:20:37,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:20:37" (1/1) ... [2021-10-11 02:20:37,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:20:38,145 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:20:46,416 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 02:20:46,419 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 02:20:46,420 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 02:20:46,421 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 02:20:46,551 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 02:20:46,552 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 02:20:46,553 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 02:20:46,555 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 02:20:46,556 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 02:20:46,557 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 02:20:46,560 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 02:20:46,579 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 02:20:46,580 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 02:20:46,580 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 02:20:46,975 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 02:20:46,992 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 02:20:46,995 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 02:20:47,013 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 02:20:47,015 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 02:20:47,192 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-10-11 02:20:47,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@542383d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:47, skipping insertion in model container [2021-10-11 02:20:47,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:20:47,193 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:20:47,196 INFO L168 Benchmark]: Toolchain (without parser) took 9728.99 ms. Allocated memory was 174.1 MB in the beginning and 245.4 MB in the end (delta: 71.3 MB). Free memory was 115.2 MB in the beginning and 103.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 88.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:47,197 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 104.9 MB. Free memory is still 80.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:20:47,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9703.84 ms. Allocated memory was 174.1 MB in the beginning and 245.4 MB in the end (delta: 71.3 MB). Free memory was 115.2 MB in the beginning and 103.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 88.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:47,200 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 104.9 MB. Free memory is still 80.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 9703.84 ms. Allocated memory was 174.1 MB in the beginning and 245.4 MB in the end (delta: 71.3 MB). Free memory was 115.2 MB in the beginning and 103.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 88.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13620]: 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 02:20:49,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:20:49,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:20:49,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:20:49,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:20:49,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:20:49,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:20:49,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:20:49,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:20:49,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:20:49,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:20:49,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:20:49,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:20:49,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:20:49,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:20:49,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:20:49,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:20:49,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:20:49,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:20:49,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:20:49,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:20:49,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:20:49,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:20:49,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:20:49,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:20:49,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:20:49,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:20:49,512 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:20:49,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:20:49,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:20:49,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:20:49,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:20:49,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:20:49,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:20:49,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:20:49,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:20:49,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:20:49,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:20:49,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:20:49,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:20:49,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:20:49,529 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-11 02:20:49,574 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:20:49,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:20:49,575 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:20:49,576 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:20:49,576 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:20:49,576 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:20:49,576 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:20:49,577 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:20:49,577 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:20:49,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:20:49,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:20:49,580 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:20:49,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:20:49,580 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:20:49,580 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:20:49,581 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:20:49,581 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:20:49,581 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:20:49,581 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:20:49,582 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:20:49,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:20:49,582 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:20:49,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:20:49,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:20:49,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:20:49,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:20:49,583 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:20:49,583 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:20:49,584 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:20:49,584 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:20:49,584 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:20:49,584 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:20:49,585 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_e5e8441e-91d8-4965-b2cf-8c7b198c79da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35957d316f8ec17bc77061ed94d663d9e0ca4497 [2021-10-11 02:20:49,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:20:50,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:20:50,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:20:50,016 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:20:50,017 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:20:50,018 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-10-11 02:20:50,098 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/bin/utaipan-WLngWcDbfI/data/f27abc4c3/2b6424ba43fa4761b072511d4727fc9d/FLAG0836a0ebd [2021-10-11 02:20:52,025 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:20:52,025 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-10-11 02:20:52,210 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/bin/utaipan-WLngWcDbfI/data/f27abc4c3/2b6424ba43fa4761b072511d4727fc9d/FLAG0836a0ebd [2021-10-11 02:20:52,456 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e8441e-91d8-4965-b2cf-8c7b198c79da/bin/utaipan-WLngWcDbfI/data/f27abc4c3/2b6424ba43fa4761b072511d4727fc9d [2021-10-11 02:20:52,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:20:52,460 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:20:52,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:20:52,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:20:52,469 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:20:52,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:20:52" (1/1) ... [2021-10-11 02:20:52,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@313763cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:52, skipping insertion in model container [2021-10-11 02:20:52,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:20:52" (1/1) ... [2021-10-11 02:20:52,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:20:52,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:02,803 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-10-11 02:21:02,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ef9fc2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:02, skipping insertion in model container [2021-10-11 02:21:02,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:02,804 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:21:02,807 INFO L168 Benchmark]: Toolchain (without parser) took 10345.39 ms. Allocated memory was 138.4 MB in the beginning and 364.9 MB in the end (delta: 226.5 MB). Free memory was 83.5 MB in the beginning and 275.3 MB in the end (delta: -191.7 MB). Peak memory consumption was 77.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:02,808 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 52.4 MB. Free memory was 33.3 MB in the beginning and 33.2 MB in the end (delta: 74.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:21:02,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10342.88 ms. Allocated memory was 138.4 MB in the beginning and 364.9 MB in the end (delta: 226.5 MB). Free memory was 83.0 MB in the beginning and 275.3 MB in the end (delta: -192.2 MB). Peak memory consumption was 75.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:02,811 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 52.4 MB. Free memory was 33.3 MB in the beginning and 33.2 MB in the end (delta: 74.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 10342.88 ms. Allocated memory was 138.4 MB in the beginning and 364.9 MB in the end (delta: 226.5 MB). Free memory was 83.0 MB in the beginning and 275.3 MB in the end (delta: -192.2 MB). Peak memory consumption was 75.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13620]: 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...