./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--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8 --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 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:11:04,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:11:04,199 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:11:04,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:11:04,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:11:04,249 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:11:04,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:11:04,257 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:11:04,260 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:11:04,265 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:11:04,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:11:04,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:11:04,269 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:11:04,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:11:04,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:11:04,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:11:04,281 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:11:04,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:11:04,287 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:11:04,295 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:11:04,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:11:04,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:11:04,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:11:04,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:11:04,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:11:04,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:11:04,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:11:04,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:11:04,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:11:04,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:11:04,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:11:04,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:11:04,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:11:04,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:11:04,327 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:11:04,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:11:04,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:11:04,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:11:04,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:11:04,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:11:04,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:11:04,331 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:11:04,376 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:11:04,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:11:04,377 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:11:04,378 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:11:04,378 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:11:04,378 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:11:04,378 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:11:04,385 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:11:04,385 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:11:04,385 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:11:04,386 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:11:04,387 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:11:04,387 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:11:04,387 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:11:04,387 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:11:04,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:11:04,389 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:11:04,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:11:04,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:11:04,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:11:04,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:11:04,390 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:11:04,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:11:04,390 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:11:04,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:11:04,391 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:11:04,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:11:04,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:11:04,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:11:04,393 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:11:04,394 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:11:04,394 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:11:04,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:11:04,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:11:04,395 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:11:04,395 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:11:04,395 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_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2021-11-07 01:11:04,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:11:04,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:11:04,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:11:04,710 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:11:04,711 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:11:04,712 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i [2021-11-07 01:11:04,785 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/data/dfae7d81e/f55b654e279049e8b3327bd695275d07/FLAG91bb123e1 [2021-11-07 01:11:06,431 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:11:06,435 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i [2021-11-07 01:11:06,615 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/data/dfae7d81e/f55b654e279049e8b3327bd695275d07/FLAG91bb123e1 [2021-11-07 01:11:06,697 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/data/dfae7d81e/f55b654e279049e8b3327bd695275d07 [2021-11-07 01:11:06,700 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:11:06,703 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:11:06,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:11:06,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:11:06,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:11:06,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:11:06" (1/1) ... [2021-11-07 01:11:06,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17170c81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:11:06, skipping insertion in model container [2021-11-07 01:11:06,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:11:06" (1/1) ... [2021-11-07 01:11:06,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:11:07,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:11:10,113 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:10,126 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:10,192 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:10,195 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:10,250 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:11,298 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:11,299 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:11,320 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:11,380 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:11,381 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:12,107 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:12,145 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:12,185 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:12,219 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:12,220 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:12,680 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:13,984 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:14,005 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:14,026 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:14,050 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:14,071 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:14,092 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:14,169 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:14,204 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:15,485 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:16,233 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:16,761 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:17,053 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:17,811 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:17,813 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:17,838 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:17,912 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:17,913 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:17,916 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:11:17,949 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: iscsi_change_param_sprintf [2021-11-07 01:11:17,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36956878 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:11:17, skipping insertion in model container [2021-11-07 01:11:17,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:11:17,951 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:11:17,953 INFO L168 Benchmark]: Toolchain (without parser) took 11248.97 ms. Allocated memory was 111.1 MB in the beginning and 394.3 MB in the end (delta: 283.1 MB). Free memory was 46.8 MB in the beginning and 225.9 MB in the end (delta: -179.2 MB). Peak memory consumption was 128.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:11:17,954 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 90.2 MB. Free memory is still 44.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:11:17,955 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11244.26 ms. Allocated memory was 111.1 MB in the beginning and 394.3 MB in the end (delta: 283.1 MB). Free memory was 46.5 MB in the beginning and 225.9 MB in the end (delta: -179.4 MB). Peak memory consumption was 126.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:11:17,956 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 90.2 MB. Free memory is still 44.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 11244.26 ms. Allocated memory was 111.1 MB in the beginning and 394.3 MB in the end (delta: 283.1 MB). Free memory was 46.5 MB in the beginning and 225.9 MB in the end (delta: -179.4 MB). Peak memory consumption was 126.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 19692]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: iscsi_change_param_sprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8 --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 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:11:20,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:11:20,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:11:20,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:11:20,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:11:20,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:11:20,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:11:20,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:11:20,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:11:20,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:11:20,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:11:20,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:11:20,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:11:20,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:11:20,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:11:20,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:11:20,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:11:20,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:11:20,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:11:20,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:11:20,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:11:20,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:11:20,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:11:20,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:11:20,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:11:20,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:11:20,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:11:20,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:11:20,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:11:20,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:11:20,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:11:20,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:11:20,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:11:20,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:11:20,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:11:20,230 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:11:20,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:11:20,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:11:20,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:11:20,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:11:20,234 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:11:20,238 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:11:20,280 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:11:20,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:11:20,282 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:11:20,282 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:11:20,283 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:11:20,283 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:11:20,283 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:11:20,283 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:11:20,283 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:11:20,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:11:20,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:11:20,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:11:20,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:11:20,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:11:20,287 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:11:20,287 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:11:20,287 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:11:20,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:11:20,288 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:11:20,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:11:20,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:11:20,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:11:20,289 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:11:20,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:11:20,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:11:20,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:11:20,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:11:20,290 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:11:20,290 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:11:20,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:11:20,290 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:11:20,291 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:11:20,291 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_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2021-11-07 01:11:20,676 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:11:20,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:11:20,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:11:20,703 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:11:20,704 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:11:20,705 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i [2021-11-07 01:11:20,775 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/data/1334fc8f2/9e7b8abc390546638ead0219d06a20cc/FLAGe8101fdec [2021-11-07 01:11:22,657 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:11:22,658 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i [2021-11-07 01:11:22,820 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/data/1334fc8f2/9e7b8abc390546638ead0219d06a20cc/FLAGe8101fdec [2021-11-07 01:11:23,205 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4171401-e0bc-467f-8abf-8f73b65ceb93/bin/utaipan-UUZaoUuFF8/data/1334fc8f2/9e7b8abc390546638ead0219d06a20cc [2021-11-07 01:11:23,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:11:23,208 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:11:23,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:11:23,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:11:23,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:11:23,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:11:23" (1/1) ... [2021-11-07 01:11:23,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5094c687 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:11:23, skipping insertion in model container [2021-11-07 01:11:23,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:11:23" (1/1) ... [2021-11-07 01:11:23,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:11:23,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:11:34,925 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: iscsi_change_param_sprintf [2021-11-07 01:11:34,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7fc47b03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:11:34, skipping insertion in model container [2021-11-07 01:11:34,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:11:34,927 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:11:34,930 INFO L168 Benchmark]: Toolchain (without parser) took 11720.07 ms. Allocated memory was 130.0 MB in the beginning and 291.5 MB in the end (delta: 161.5 MB). Free memory was 74.9 MB in the beginning and 130.3 MB in the end (delta: -55.5 MB). Peak memory consumption was 123.7 MB. Max. memory is 16.1 GB. [2021-11-07 01:11:34,932 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 58.7 MB. Free memory is still 39.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:11:34,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11700.87 ms. Allocated memory was 130.0 MB in the beginning and 291.5 MB in the end (delta: 161.5 MB). Free memory was 79.3 MB in the beginning and 130.3 MB in the end (delta: -51.1 MB). Peak memory consumption was 124.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:11:34,936 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 58.7 MB. Free memory is still 39.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 11700.87 ms. Allocated memory was 130.0 MB in the beginning and 291.5 MB in the end (delta: 161.5 MB). Free memory was 79.3 MB in the beginning and 130.3 MB in the end (delta: -51.1 MB). Peak memory consumption was 124.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 19692]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: iscsi_change_param_sprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN