./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_fr.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_fr.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl --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 6b3de547936c1646f60b80d97a1625774e2d4a48db257d02bb1b2f3a0d43e91e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:44:50,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:44:50,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:44:50,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:44:50,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:44:50,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:44:50,352 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:44:50,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:44:50,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:44:50,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:44:50,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:44:50,368 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:44:50,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:44:50,372 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:44:50,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:44:50,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:44:50,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:44:50,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:44:50,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:44:50,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:44:50,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:44:50,386 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:44:50,388 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:44:50,389 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:44:50,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:44:50,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:44:50,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:44:50,395 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:44:50,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:44:50,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:44:50,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:44:50,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:44:50,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:44:50,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:44:50,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:44:50,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:44:50,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:44:50,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:44:50,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:44:50,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:44:50,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:44:50,412 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 16:44:50,453 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:44:50,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:44:50,458 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:44:50,458 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:44:50,459 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:44:50,459 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:44:50,460 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:44:50,460 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:44:50,460 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:44:50,460 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 16:44:50,461 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:44:50,462 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:44:50,462 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 16:44:50,462 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 16:44:50,463 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:44:50,463 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 16:44:50,463 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 16:44:50,463 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 16:44:50,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:44:50,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 16:44:50,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:44:50,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:44:50,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:44:50,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:44:50,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:44:50,466 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:44:50,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:44:50,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:44:50,468 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:44:50,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:44:50,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:44:50,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:44:50,470 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:44:50,470 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 16:44:50,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 16:44:50,470 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:44:50,471 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:44:50,471 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:44:50,471 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_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b3de547936c1646f60b80d97a1625774e2d4a48db257d02bb1b2f3a0d43e91e [2021-11-23 16:44:50,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:44:50,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:44:50,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:44:50,785 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:44:50,786 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:44:50,788 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_fr.ko-entry_point.cil.out.i [2021-11-23 16:44:50,885 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/data/73eb3b398/b57056bad5a2483194439a3ce1cace7d/FLAG61dd379d1 [2021-11-23 16:44:51,731 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:44:51,732 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_fr.ko-entry_point.cil.out.i [2021-11-23 16:44:51,781 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/data/73eb3b398/b57056bad5a2483194439a3ce1cace7d/FLAG61dd379d1 [2021-11-23 16:44:52,213 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/data/73eb3b398/b57056bad5a2483194439a3ce1cace7d [2021-11-23 16:44:52,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:44:52,218 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:44:52,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:44:52,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:44:52,224 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:44:52,225 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:44:52" (1/1) ... [2021-11-23 16:44:52,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66bc918e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:52, skipping insertion in model container [2021-11-23 16:44:52,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:44:52" (1/1) ... [2021-11-23 16:44:52,234 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:44:52,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:44:53,212 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_fr.ko-entry_point.cil.out.i[154748,154761] [2021-11-23 16:44:53,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:44:53,942 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:44:54,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_fr.ko-entry_point.cil.out.i[154748,154761] [2021-11-23 16:44:54,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:44:54,483 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:44:54,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54 WrapperNode [2021-11-23 16:44:54,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:44:54,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:44:54,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:44:54,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:44:54,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:54,585 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:54,748 INFO L137 Inliner]: procedures = 174, calls = 1111, calls flagged for inlining = 78, calls inlined = 75, statements flattened = 3508 [2021-11-23 16:44:54,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:44:54,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:44:54,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:44:54,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:44:54,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:54,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:54,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:54,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:54,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:55,005 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:55,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:55,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:44:55,049 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:44:55,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:44:55,049 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:44:55,050 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:55,058 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:44:55,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 16:44:55,081 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 16:44:55,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 16:44:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure dlci_to_q922 [2021-11-23 16:44:55,138 INFO L138 BoogieDeclarations]: Found implementation of procedure dlci_to_q922 [2021-11-23 16:44:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 16:44:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 16:44:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 16:44:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 16:44:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 16:44:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure dev_queue_xmit [2021-11-23 16:44:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_queue_xmit [2021-11-23 16:44:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 16:44:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure state [2021-11-23 16:44:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure state [2021-11-23 16:44:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure fr_hard_header [2021-11-23 16:44:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure fr_hard_header [2021-11-23 16:44:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure find_pvc [2021-11-23 16:44:55,141 INFO L138 BoogieDeclarations]: Found implementation of procedure find_pvc [2021-11-23 16:44:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2021-11-23 16:44:55,141 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2021-11-23 16:44:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2021-11-23 16:44:55,141 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2021-11-23 16:44:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 16:44:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 16:44:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-11-23 16:44:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-11-23 16:44:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-23 16:44:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-23 16:44:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure pvc_carrier [2021-11-23 16:44:55,143 INFO L138 BoogieDeclarations]: Found implementation of procedure pvc_carrier [2021-11-23 16:44:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 16:44:55,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 16:44:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_2 [2021-11-23 16:44:55,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_2 [2021-11-23 16:44:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-11-23 16:44:55,144 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-11-23 16:44:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-23 16:44:55,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-23 16:44:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 16:44:55,144 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 16:44:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure fr_rx [2021-11-23 16:44:55,145 INFO L138 BoogieDeclarations]: Found implementation of procedure fr_rx [2021-11-23 16:44:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure pvc_ioctl [2021-11-23 16:44:55,145 INFO L138 BoogieDeclarations]: Found implementation of procedure pvc_ioctl [2021-11-23 16:44:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 16:44:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 16:44:55,145 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 16:44:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 16:44:55,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 16:44:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure fr_ioctl [2021-11-23 16:44:55,147 INFO L138 BoogieDeclarations]: Found implementation of procedure fr_ioctl [2021-11-23 16:44:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-11-23 16:44:55,148 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-11-23 16:44:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-23 16:44:55,149 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-23 16:44:55,149 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-23 16:44:55,149 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-23 16:44:55,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 16:44:55,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 16:44:55,150 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2021-11-23 16:44:55,150 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2021-11-23 16:44:55,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 16:44:55,151 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 16:44:55,151 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 16:44:55,151 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 16:44:55,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 16:44:55,152 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_change_mtu [2021-11-23 16:44:55,152 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_change_mtu [2021-11-23 16:44:55,152 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-23 16:44:55,152 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-23 16:44:55,152 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 16:44:55,152 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 16:44:55,152 INFO L130 BoogieDeclarations]: Found specification of procedure fr_log_dlci_active [2021-11-23 16:44:55,153 INFO L138 BoogieDeclarations]: Found implementation of procedure fr_log_dlci_active [2021-11-23 16:44:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:44:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 16:44:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 16:44:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure delete_unused_pvcs [2021-11-23 16:44:55,154 INFO L138 BoogieDeclarations]: Found implementation of procedure delete_unused_pvcs [2021-11-23 16:44:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2021-11-23 16:44:55,154 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2021-11-23 16:44:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-23 16:44:55,155 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-23 16:44:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure pvc_is_used [2021-11-23 16:44:55,155 INFO L138 BoogieDeclarations]: Found implementation of procedure pvc_is_used [2021-11-23 16:44:55,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 16:44:55,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-23 16:44:55,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-23 16:44:55,156 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-23 16:44:55,157 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-23 16:44:55,157 INFO L130 BoogieDeclarations]: Found specification of procedure fr_set_link_state [2021-11-23 16:44:55,157 INFO L138 BoogieDeclarations]: Found implementation of procedure fr_set_link_state [2021-11-23 16:44:55,158 INFO L130 BoogieDeclarations]: Found specification of procedure fr_lmi_send [2021-11-23 16:44:55,158 INFO L138 BoogieDeclarations]: Found implementation of procedure fr_lmi_send [2021-11-23 16:44:55,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 16:44:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 16:44:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 16:44:55,159 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 16:44:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-23 16:44:55,160 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-23 16:44:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 16:44:55,160 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 16:44:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-23 16:44:55,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-23 16:44:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_p [2021-11-23 16:44:55,161 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_p [2021-11-23 16:44:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 16:44:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure linkwatch_fire_event [2021-11-23 16:44:55,162 INFO L138 BoogieDeclarations]: Found implementation of procedure linkwatch_fire_event [2021-11-23 16:44:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure add_pvc [2021-11-23 16:44:55,162 INFO L138 BoogieDeclarations]: Found implementation of procedure add_pvc [2021-11-23 16:44:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2021-11-23 16:44:55,163 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2021-11-23 16:44:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 16:44:55,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 16:44:55,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 16:44:55,166 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-23 16:44:55,166 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-23 16:44:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:44:55,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:44:55,791 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:44:55,796 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:44:56,010 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 16:44:56,021 INFO L158 Benchmark]: Toolchain (without parser) took 3801.63ms. Allocated memory was 90.2MB in the beginning and 165.7MB in the end (delta: 75.5MB). Free memory was 48.7MB in the beginning and 62.8MB in the end (delta: -14.0MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. [2021-11-23 16:44:56,022 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 90.2MB. Free memory was 49.6MB in the beginning and 49.6MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:44:56,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2264.69ms. Allocated memory was 90.2MB in the beginning and 165.7MB in the end (delta: 75.5MB). Free memory was 48.4MB in the beginning and 98.1MB in the end (delta: -49.7MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2021-11-23 16:44:56,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 263.34ms. Allocated memory is still 165.7MB. Free memory was 98.1MB in the beginning and 78.3MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 16:44:56,026 INFO L158 Benchmark]: Boogie Preprocessor took 298.61ms. Allocated memory is still 165.7MB. Free memory was 78.3MB in the beginning and 95.2MB in the end (delta: -16.9MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2021-11-23 16:44:56,030 INFO L158 Benchmark]: RCFGBuilder took 970.26ms. Allocated memory is still 165.7MB. Free memory was 95.2MB in the beginning and 62.8MB in the end (delta: 32.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-23 16:44:56,033 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 90.2MB. Free memory was 49.6MB in the beginning and 49.6MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2264.69ms. Allocated memory was 90.2MB in the beginning and 165.7MB in the end (delta: 75.5MB). Free memory was 48.4MB in the beginning and 98.1MB in the end (delta: -49.7MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 263.34ms. Allocated memory is still 165.7MB. Free memory was 98.1MB in the beginning and 78.3MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 298.61ms. Allocated memory is still 165.7MB. Free memory was 78.3MB in the beginning and 95.2MB in the end (delta: -16.9MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * RCFGBuilder took 970.26ms. Allocated memory is still 165.7MB. Free memory was 95.2MB in the beginning and 62.8MB in the end (delta: 32.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 16:44:56,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 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_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_fr.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl --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 6b3de547936c1646f60b80d97a1625774e2d4a48db257d02bb1b2f3a0d43e91e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:44:58,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:44:58,636 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:44:58,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:44:58,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:44:58,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:44:58,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:44:58,694 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:44:58,697 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:44:58,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:44:58,710 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:44:58,712 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:44:58,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:44:58,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:44:58,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:44:58,723 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:44:58,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:44:58,726 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:44:58,728 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:44:58,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:44:58,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:44:58,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:44:58,743 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:44:58,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:44:58,748 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:44:58,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:44:58,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:44:58,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:44:58,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:44:58,754 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:44:58,755 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:44:58,756 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:44:58,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:44:58,760 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:44:58,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:44:58,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:44:58,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:44:58,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:44:58,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:44:58,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:44:58,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:44:58,771 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 16:44:58,827 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:44:58,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:44:58,829 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:44:58,829 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:44:58,830 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:44:58,830 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:44:58,830 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:44:58,831 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:44:58,831 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:44:58,831 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:44:58,832 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:44:58,832 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:44:58,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:44:58,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:44:58,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:44:58,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:44:58,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:44:58,835 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 16:44:58,835 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 16:44:58,836 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 16:44:58,836 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:44:58,836 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:44:58,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:44:58,837 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:44:58,837 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 16:44:58,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:44:58,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:44:58,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:44:58,838 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:44:58,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:44:58,838 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 16:44:58,838 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 16:44:58,839 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:44:58,839 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:44:58,839 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:44:58,839 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_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b3de547936c1646f60b80d97a1625774e2d4a48db257d02bb1b2f3a0d43e91e [2021-11-23 16:44:59,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:44:59,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:44:59,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:44:59,337 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:44:59,338 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:44:59,339 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_fr.ko-entry_point.cil.out.i [2021-11-23 16:44:59,413 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/data/998c36b0b/934a4881baed4f28b21b3c4c9688a85e/FLAG249b21569 [2021-11-23 16:45:00,396 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:45:00,397 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_fr.ko-entry_point.cil.out.i [2021-11-23 16:45:00,451 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/data/998c36b0b/934a4881baed4f28b21b3c4c9688a85e/FLAG249b21569 [2021-11-23 16:45:00,854 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/data/998c36b0b/934a4881baed4f28b21b3c4c9688a85e [2021-11-23 16:45:00,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:45:00,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:45:00,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:45:00,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:45:00,865 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:45:00,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:45:00" (1/1) ... [2021-11-23 16:45:00,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bdba150 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:00, skipping insertion in model container [2021-11-23 16:45:00,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:45:00" (1/1) ... [2021-11-23 16:45:00,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:45:01,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:45:02,111 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_fr.ko-entry_point.cil.out.i[154748,154761] [2021-11-23 16:45:02,880 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:45:02,916 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 16:45:02,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:45:03,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_fr.ko-entry_point.cil.out.i[154748,154761] [2021-11-23 16:45:03,345 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:45:03,367 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:45:03,557 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_fr.ko-entry_point.cil.out.i[154748,154761] [2021-11-23 16:45:03,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:45:03,984 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:45:03,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:03 WrapperNode [2021-11-23 16:45:03,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:45:04,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:45:04,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:45:04,011 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:45:04,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:03" (1/1) ... [2021-11-23 16:45:04,125 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:03" (1/1) ... [2021-11-23 16:45:04,237 INFO L137 Inliner]: procedures = 186, calls = 1111, calls flagged for inlining = 78, calls inlined = 75, statements flattened = 3434 [2021-11-23 16:45:04,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:45:04,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:45:04,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:45:04,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:45:04,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:03" (1/1) ... [2021-11-23 16:45:04,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:03" (1/1) ... [2021-11-23 16:45:04,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:03" (1/1) ... [2021-11-23 16:45:04,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:03" (1/1) ... [2021-11-23 16:45:04,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:03" (1/1) ... [2021-11-23 16:45:04,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:03" (1/1) ... [2021-11-23 16:45:04,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:03" (1/1) ... [2021-11-23 16:45:04,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:45:04,493 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:45:04,494 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:45:04,494 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:45:04,495 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:03" (1/1) ... [2021-11-23 16:45:04,503 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:45:04,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 16:45:04,527 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 16:45:04,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 16:45:04,613 INFO L130 BoogieDeclarations]: Found specification of procedure dlci_to_q922 [2021-11-23 16:45:04,613 INFO L138 BoogieDeclarations]: Found implementation of procedure dlci_to_q922 [2021-11-23 16:45:04,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 16:45:04,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 16:45:04,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 16:45:04,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 16:45:04,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 16:45:04,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 16:45:04,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 16:45:04,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 16:45:04,652 INFO L130 BoogieDeclarations]: Found specification of procedure dev_queue_xmit [2021-11-23 16:45:04,652 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_queue_xmit [2021-11-23 16:45:04,653 INFO L130 BoogieDeclarations]: Found specification of procedure state [2021-11-23 16:45:04,653 INFO L138 BoogieDeclarations]: Found implementation of procedure state [2021-11-23 16:45:04,653 INFO L130 BoogieDeclarations]: Found specification of procedure fr_hard_header [2021-11-23 16:45:04,653 INFO L138 BoogieDeclarations]: Found implementation of procedure fr_hard_header [2021-11-23 16:45:04,653 INFO L130 BoogieDeclarations]: Found specification of procedure find_pvc [2021-11-23 16:45:04,653 INFO L138 BoogieDeclarations]: Found implementation of procedure find_pvc [2021-11-23 16:45:04,653 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2021-11-23 16:45:04,653 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2021-11-23 16:45:04,653 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2021-11-23 16:45:04,654 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2021-11-23 16:45:04,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 16:45:04,654 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 16:45:04,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-11-23 16:45:04,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-11-23 16:45:04,654 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-23 16:45:04,654 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-23 16:45:04,654 INFO L130 BoogieDeclarations]: Found specification of procedure pvc_carrier [2021-11-23 16:45:04,654 INFO L138 BoogieDeclarations]: Found implementation of procedure pvc_carrier [2021-11-23 16:45:04,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 16:45:04,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 16:45:04,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_2 [2021-11-23 16:45:04,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_2 [2021-11-23 16:45:04,655 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-11-23 16:45:04,655 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-11-23 16:45:04,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-23 16:45:04,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-23 16:45:04,656 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 16:45:04,656 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 16:45:04,656 INFO L130 BoogieDeclarations]: Found specification of procedure fr_rx [2021-11-23 16:45:04,656 INFO L138 BoogieDeclarations]: Found implementation of procedure fr_rx [2021-11-23 16:45:04,656 INFO L130 BoogieDeclarations]: Found specification of procedure pvc_ioctl [2021-11-23 16:45:04,656 INFO L138 BoogieDeclarations]: Found implementation of procedure pvc_ioctl [2021-11-23 16:45:04,656 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 16:45:04,656 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 16:45:04,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 16:45:04,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 16:45:04,657 INFO L130 BoogieDeclarations]: Found specification of procedure fr_ioctl [2021-11-23 16:45:04,657 INFO L138 BoogieDeclarations]: Found implementation of procedure fr_ioctl [2021-11-23 16:45:04,657 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-11-23 16:45:04,657 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-11-23 16:45:04,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 16:45:04,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 16:45:04,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 16:45:04,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 16:45:04,658 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-23 16:45:04,658 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-23 16:45:04,658 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-23 16:45:04,658 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-23 16:45:04,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 16:45:04,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 16:45:04,661 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2021-11-23 16:45:04,661 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2021-11-23 16:45:04,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 16:45:04,661 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 16:45:04,662 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 16:45:04,662 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 16:45:04,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 16:45:04,663 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_change_mtu [2021-11-23 16:45:04,663 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_change_mtu [2021-11-23 16:45:04,663 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-23 16:45:04,663 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-23 16:45:04,664 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 16:45:04,664 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 16:45:04,664 INFO L130 BoogieDeclarations]: Found specification of procedure fr_log_dlci_active [2021-11-23 16:45:04,664 INFO L138 BoogieDeclarations]: Found implementation of procedure fr_log_dlci_active [2021-11-23 16:45:04,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:45:04,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 16:45:04,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 16:45:04,665 INFO L130 BoogieDeclarations]: Found specification of procedure delete_unused_pvcs [2021-11-23 16:45:04,665 INFO L138 BoogieDeclarations]: Found implementation of procedure delete_unused_pvcs [2021-11-23 16:45:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 16:45:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 16:45:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2021-11-23 16:45:04,666 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2021-11-23 16:45:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 16:45:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-23 16:45:04,667 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-23 16:45:04,668 INFO L130 BoogieDeclarations]: Found specification of procedure pvc_is_used [2021-11-23 16:45:04,668 INFO L138 BoogieDeclarations]: Found implementation of procedure pvc_is_used [2021-11-23 16:45:04,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 16:45:04,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-23 16:45:04,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-23 16:45:04,669 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-23 16:45:04,670 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-23 16:45:04,670 INFO L130 BoogieDeclarations]: Found specification of procedure fr_set_link_state [2021-11-23 16:45:04,670 INFO L138 BoogieDeclarations]: Found implementation of procedure fr_set_link_state [2021-11-23 16:45:04,670 INFO L130 BoogieDeclarations]: Found specification of procedure fr_lmi_send [2021-11-23 16:45:04,670 INFO L138 BoogieDeclarations]: Found implementation of procedure fr_lmi_send [2021-11-23 16:45:04,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 16:45:04,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 16:45:04,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 16:45:04,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 16:45:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 16:45:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 16:45:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 16:45:04,672 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 16:45:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 16:45:04,673 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-23 16:45:04,674 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-23 16:45:04,677 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 16:45:04,677 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 16:45:04,677 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-23 16:45:04,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-23 16:45:04,677 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_p [2021-11-23 16:45:04,679 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_p [2021-11-23 16:45:04,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 16:45:04,680 INFO L130 BoogieDeclarations]: Found specification of procedure linkwatch_fire_event [2021-11-23 16:45:04,680 INFO L138 BoogieDeclarations]: Found implementation of procedure linkwatch_fire_event [2021-11-23 16:45:04,684 INFO L130 BoogieDeclarations]: Found specification of procedure add_pvc [2021-11-23 16:45:04,684 INFO L138 BoogieDeclarations]: Found implementation of procedure add_pvc [2021-11-23 16:45:04,684 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2021-11-23 16:45:04,685 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2021-11-23 16:45:04,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 16:45:04,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 16:45:04,685 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-23 16:45:04,685 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-23 16:45:04,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:45:04,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:45:05,341 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:45:05,346 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:45:05,613 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 16:45:05,616 INFO L158 Benchmark]: Toolchain (without parser) took 4757.33ms. Allocated memory was 77.6MB in the beginning and 167.8MB in the end (delta: 90.2MB). Free memory was 54.4MB in the beginning and 71.9MB in the end (delta: -17.5MB). Peak memory consumption was 91.0MB. Max. memory is 16.1GB. [2021-11-23 16:45:05,617 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 77.6MB. Free memory was 60.0MB in the beginning and 59.9MB in the end (delta: 69.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:45:05,618 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3139.19ms. Allocated memory was 77.6MB in the beginning and 123.7MB in the end (delta: 46.1MB). Free memory was 54.2MB in the beginning and 37.0MB in the end (delta: 17.2MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2021-11-23 16:45:05,619 INFO L158 Benchmark]: Boogie Procedure Inliner took 237.93ms. Allocated memory was 123.7MB in the beginning and 167.8MB in the end (delta: 44.0MB). Free memory was 37.0MB in the beginning and 88.9MB in the end (delta: -51.9MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2021-11-23 16:45:05,619 INFO L158 Benchmark]: Boogie Preprocessor took 253.91ms. Allocated memory is still 167.8MB. Free memory was 88.9MB in the beginning and 67.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 16:45:05,620 INFO L158 Benchmark]: RCFGBuilder took 1120.99ms. Allocated memory is still 167.8MB. Free memory was 67.9MB in the beginning and 71.9MB in the end (delta: -3.9MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2021-11-23 16:45:05,623 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 77.6MB. Free memory was 60.0MB in the beginning and 59.9MB in the end (delta: 69.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3139.19ms. Allocated memory was 77.6MB in the beginning and 123.7MB in the end (delta: 46.1MB). Free memory was 54.2MB in the beginning and 37.0MB in the end (delta: 17.2MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 237.93ms. Allocated memory was 123.7MB in the beginning and 167.8MB in the end (delta: 44.0MB). Free memory was 37.0MB in the beginning and 88.9MB in the end (delta: -51.9MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 253.91ms. Allocated memory is still 167.8MB. Free memory was 88.9MB in the beginning and 67.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1120.99ms. Allocated memory is still 167.8MB. Free memory was 67.9MB in the beginning and 71.9MB in the end (delta: -3.9MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 16:45:05,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1674839e-22b5-4535-8064-1a715cf73762/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable