./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-43_2a-drivers--net--ethernet--icplus--ipg.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_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/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_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/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_32202893-c644-4696-8eea-d55fcfd56eb8/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 796dd9af134a9ffa7d65525922d125c3e75a459db15e4643a4f13ca47d95e4ce --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:25:33,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:25:33,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:25:33,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:25:33,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:25:33,230 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:25:33,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:25:33,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:25:33,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:25:33,248 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:25:33,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:25:33,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:25:33,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:25:33,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:25:33,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:25:33,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:25:33,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:25:33,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:25:33,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:25:33,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:25:33,278 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:25:33,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:25:33,283 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:25:33,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:25:33,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:25:33,291 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:25:33,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:25:33,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:25:33,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:25:33,296 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:25:33,297 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:25:33,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:25:33,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:25:33,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:25:33,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:25:33,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:25:33,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:25:33,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:25:33,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:25:33,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:25:33,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:25:33,308 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:25:33,365 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:25:33,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:25:33,366 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:25:33,366 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:25:33,367 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:25:33,368 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:25:33,368 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:25:33,368 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:25:33,369 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:25:33,369 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:25:33,370 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:25:33,370 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:25:33,370 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:25:33,371 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:25:33,371 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:25:33,371 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:25:33,371 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:25:33,372 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:25:33,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:25:33,373 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:25:33,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:25:33,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:25:33,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:25:33,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:25:33,374 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:25:33,374 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:25:33,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:25:33,376 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:25:33,376 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:25:33,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:25:33,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:25:33,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:25:33,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:25:33,378 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:25:33,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:25:33,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:25:33,379 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:25:33,379 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:25:33,379 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_32202893-c644-4696-8eea-d55fcfd56eb8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 796dd9af134a9ffa7d65525922d125c3e75a459db15e4643a4f13ca47d95e4ce [2021-11-23 17:25:33,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:25:33,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:25:33,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:25:33,752 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:25:33,753 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:25:33,754 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2021-11-23 17:25:33,869 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/data/e060cda51/f28bd65c00ec4071a07d80896c1bbe72/FLAG2c3dea026 [2021-11-23 17:25:34,932 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:25:34,932 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2021-11-23 17:25:34,982 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/data/e060cda51/f28bd65c00ec4071a07d80896c1bbe72/FLAG2c3dea026 [2021-11-23 17:25:35,322 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/data/e060cda51/f28bd65c00ec4071a07d80896c1bbe72 [2021-11-23 17:25:35,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:25:35,328 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:25:35,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:25:35,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:25:35,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:25:35,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:25:35" (1/1) ... [2021-11-23 17:25:35,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54cea9da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:35, skipping insertion in model container [2021-11-23 17:25:35,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:25:35" (1/1) ... [2021-11-23 17:25:35,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:25:35,491 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:25:37,764 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_32202893-c644-4696-8eea-d55fcfd56eb8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i[263179,263192] [2021-11-23 17:25:37,840 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:25:37,898 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:25:38,325 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_32202893-c644-4696-8eea-d55fcfd56eb8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i[263179,263192] [2021-11-23 17:25:38,344 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:25:38,526 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:25:38,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:38 WrapperNode [2021-11-23 17:25:38,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:25:38,528 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:25:38,528 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:25:38,529 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:25:38,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:38" (1/1) ... [2021-11-23 17:25:38,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:38" (1/1) ... [2021-11-23 17:25:38,761 INFO L137 Inliner]: procedures = 262, calls = 1347, calls flagged for inlining = 121, calls inlined = 116, statements flattened = 3303 [2021-11-23 17:25:38,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:25:38,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:25:38,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:25:38,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:25:38,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:38" (1/1) ... [2021-11-23 17:25:38,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:38" (1/1) ... [2021-11-23 17:25:38,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:38" (1/1) ... [2021-11-23 17:25:38,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:38" (1/1) ... [2021-11-23 17:25:38,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:38" (1/1) ... [2021-11-23 17:25:38,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:38" (1/1) ... [2021-11-23 17:25:39,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:38" (1/1) ... [2021-11-23 17:25:39,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:25:39,086 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:25:39,087 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:25:39,087 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:25:39,089 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:38" (1/1) ... [2021-11-23 17:25:39,099 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:25:39,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:25:39,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:25:39,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:25:39,195 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txfree [2021-11-23 17:25:39,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txfree [2021-11-23 17:25:39,196 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2021-11-23 17:25:39,196 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2021-11-23 17:25:39,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:25:39,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:25:39,197 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-23 17:25:39,197 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-23 17:25:39,197 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_timeout [2021-11-23 17:25:39,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_timeout [2021-11-23 17:25:39,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:25:39,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:25:39,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 17:25:39,198 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 17:25:39,198 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset_after_host_error [2021-11-23 17:25:39,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset_after_host_error [2021-11-23 17:25:39,199 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-23 17:25:39,199 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-23 17:25:39,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 17:25:39,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 17:25:39,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:25:39,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:25:39,200 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-23 17:25:39,200 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-23 17:25:39,200 INFO L130 BoogieDeclarations]: Found specification of procedure init_tfdlist [2021-11-23 17:25:39,201 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tfdlist [2021-11-23 17:25:39,201 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 17:25:39,201 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 17:25:39,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:25:39,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:25:39,202 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-11-23 17:25:39,202 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-11-23 17:25:39,202 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-23 17:25:39,203 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-23 17:25:39,203 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2021-11-23 17:25:39,203 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2021-11-23 17:25:39,203 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-23 17:25:39,203 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-23 17:25:39,204 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2021-11-23 17:25:39,204 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2021-11-23 17:25:39,204 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_set_multicast_list [2021-11-23 17:25:39,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_set_multicast_list [2021-11-23 17:25:39,205 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2021-11-23 17:25:39,205 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2021-11-23 17:25:39,205 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:25:39,205 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:25:39,206 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-11-23 17:25:39,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-11-23 17:25:39,207 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 17:25:39,207 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 17:25:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-11-23 17:25:39,209 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-11-23 17:25:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_clear [2021-11-23 17:25:39,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_clear [2021-11-23 17:25:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_rx_clear [2021-11-23 17:25:39,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_rx_clear [2021-11-23 17:25:39,210 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2021-11-23 17:25:39,210 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2021-11-23 17:25:39,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:25:39,210 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-23 17:25:39,211 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-23 17:25:39,211 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-11-23 17:25:39,211 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-11-23 17:25:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2021-11-23 17:25:39,212 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2021-11-23 17:25:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:25:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-11-23 17:25:39,212 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-11-23 17:25:39,213 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-23 17:25:39,213 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-23 17:25:39,213 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-11-23 17:25:39,213 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2021-11-23 17:25:39,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 17:25:39,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 17:25:39,215 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_free_skb [2021-11-23 17:25:39,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_free_skb [2021-11-23 17:25:39,215 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-23 17:25:39,215 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-23 17:25:39,216 INFO L130 BoogieDeclarations]: Found specification of procedure send_three_state [2021-11-23 17:25:39,216 INFO L138 BoogieDeclarations]: Found implementation of procedure send_three_state [2021-11-23 17:25:39,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:25:39,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:25:39,216 INFO L130 BoogieDeclarations]: Found specification of procedure read_phy_bit [2021-11-23 17:25:39,217 INFO L138 BoogieDeclarations]: Found implementation of procedure read_phy_bit [2021-11-23 17:25:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 17:25:39,218 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 17:25:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 17:25:39,218 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 17:25:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 17:25:39,220 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 17:25:39,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 17:25:39,220 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-23 17:25:39,221 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-23 17:25:39,222 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-23 17:25:39,222 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-23 17:25:39,222 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_io_config [2021-11-23 17:25:39,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_io_config [2021-11-23 17:25:39,222 INFO L130 BoogieDeclarations]: Found specification of procedure init_rfdlist [2021-11-23 17:25:39,223 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rfdlist [2021-11-23 17:25:39,223 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_open [2021-11-23 17:25:39,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_open [2021-11-23 17:25:39,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 17:25:39,223 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioctl [2021-11-23 17:25:39,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioctl [2021-11-23 17:25:39,224 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-23 17:25:39,224 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-23 17:25:39,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:25:39,224 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 17:25:39,225 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 17:25:39,225 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-23 17:25:39,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-23 17:25:39,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 17:25:39,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 17:25:39,229 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 17:25:39,229 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 17:25:39,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 17:25:39,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 17:25:39,232 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-23 17:25:39,233 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-23 17:25:39,233 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-23 17:25:39,233 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-23 17:25:39,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:25:39,239 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-23 17:25:39,239 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-23 17:25:39,239 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-11-23 17:25:39,239 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-11-23 17:25:39,240 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2021-11-23 17:25:39,240 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2021-11-23 17:25:39,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:25:39,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:25:39,240 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_get_stats [2021-11-23 17:25:39,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_get_stats [2021-11-23 17:25:39,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 17:25:39,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 17:25:39,241 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rxrestore [2021-11-23 17:25:39,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rxrestore [2021-11-23 17:25:39,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:25:39,241 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_stop [2021-11-23 17:25:39,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_stop [2021-11-23 17:25:39,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 17:25:39,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 17:25:39,242 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_config_autoneg [2021-11-23 17:25:39,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_config_autoneg [2021-11-23 17:25:39,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:25:39,242 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 17:25:39,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 17:25:39,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:25:39,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 17:25:39,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 17:25:39,243 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2021-11-23 17:25:39,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2021-11-23 17:25:39,243 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioaddr [2021-11-23 17:25:39,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioaddr [2021-11-23 17:25:39,244 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2021-11-23 17:25:39,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2021-11-23 17:25:39,244 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset [2021-11-23 17:25:39,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset [2021-11-23 17:25:39,244 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-11-23 17:25:39,244 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-11-23 17:25:39,245 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 17:25:39,245 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 17:25:39,245 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_rxbuff [2021-11-23 17:25:39,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_rxbuff [2021-11-23 17:25:39,245 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-23 17:25:39,245 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-23 17:25:39,246 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_write_phy_ctl [2021-11-23 17:25:39,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_write_phy_ctl [2021-11-23 17:25:39,246 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-23 17:25:39,246 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-23 17:25:39,246 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_change_mtu [2021-11-23 17:25:39,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_change_mtu [2021-11-23 17:25:39,247 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 17:25:39,247 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 17:25:39,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:25:39,247 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_error [2021-11-23 17:25:39,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_error [2021-11-23 17:25:39,247 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_drive_phy_ctl_low_high [2021-11-23 17:25:39,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_drive_phy_ctl_low_high [2021-11-23 17:25:39,248 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2021-11-23 17:25:39,248 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2021-11-23 17:25:39,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:25:39,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:25:39,990 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:25:39,993 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:25:40,806 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:25:40,813 INFO L158 Benchmark]: Toolchain (without parser) took 5483.47ms. Allocated memory was 92.3MB in the beginning and 180.4MB in the end (delta: 88.1MB). Free memory was 47.6MB in the beginning and 70.9MB in the end (delta: -23.4MB). Peak memory consumption was 86.7MB. Max. memory is 16.1GB. [2021-11-23 17:25:40,814 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 92.3MB. Free memory was 48.2MB in the beginning and 48.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:25:40,817 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3196.68ms. Allocated memory was 92.3MB in the beginning and 180.4MB in the end (delta: 88.1MB). Free memory was 47.4MB in the beginning and 107.4MB in the end (delta: -60.0MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. [2021-11-23 17:25:40,819 INFO L158 Benchmark]: Boogie Procedure Inliner took 233.90ms. Allocated memory is still 180.4MB. Free memory was 107.4MB in the beginning and 87.6MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 17:25:40,822 INFO L158 Benchmark]: Boogie Preprocessor took 322.08ms. Allocated memory is still 180.4MB. Free memory was 87.6MB in the beginning and 101.6MB in the end (delta: -14.0MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2021-11-23 17:25:40,823 INFO L158 Benchmark]: RCFGBuilder took 1724.74ms. Allocated memory is still 180.4MB. Free memory was 101.6MB in the beginning and 70.9MB in the end (delta: 30.6MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. [2021-11-23 17:25:40,827 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 92.3MB. Free memory was 48.2MB in the beginning and 48.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3196.68ms. Allocated memory was 92.3MB in the beginning and 180.4MB in the end (delta: 88.1MB). Free memory was 47.4MB in the beginning and 107.4MB in the end (delta: -60.0MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 233.90ms. Allocated memory is still 180.4MB. Free memory was 107.4MB in the beginning and 87.6MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 322.08ms. Allocated memory is still 180.4MB. Free memory was 87.6MB in the beginning and 101.6MB in the end (delta: -14.0MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1724.74ms. Allocated memory is still 180.4MB. Free memory was 101.6MB in the beginning and 70.9MB in the end (delta: 30.6MB). Peak memory consumption was 53.2MB. 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 17:25:40,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/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_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/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_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/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_32202893-c644-4696-8eea-d55fcfd56eb8/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 796dd9af134a9ffa7d65525922d125c3e75a459db15e4643a4f13ca47d95e4ce --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:25:43,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:25:43,312 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:25:43,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:25:43,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:25:43,351 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:25:43,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:25:43,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:25:43,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:25:43,360 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:25:43,361 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:25:43,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:25:43,364 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:25:43,365 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:25:43,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:25:43,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:25:43,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:25:43,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:25:43,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:25:43,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:25:43,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:25:43,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:25:43,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:25:43,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:25:43,389 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:25:43,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:25:43,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:25:43,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:25:43,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:25:43,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:25:43,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:25:43,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:25:43,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:25:43,397 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:25:43,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:25:43,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:25:43,400 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:25:43,401 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:25:43,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:25:43,403 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:25:43,404 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:25:43,405 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:25:43,433 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:25:43,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:25:43,434 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:25:43,434 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:25:43,435 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:25:43,435 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:25:43,436 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:25:43,436 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:25:43,436 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:25:43,436 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:25:43,437 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:25:43,437 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:25:43,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:25:43,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:25:43,438 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:25:43,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:25:43,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:25:43,439 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:25:43,439 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:25:43,440 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:25:43,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:25:43,440 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:25:43,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:25:43,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:25:43,441 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:25:43,441 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:25:43,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:25:43,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:25:43,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:25:43,443 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:25:43,443 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:25:43,443 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:25:43,443 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:25:43,444 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:25:43,444 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:25:43,444 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_32202893-c644-4696-8eea-d55fcfd56eb8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 796dd9af134a9ffa7d65525922d125c3e75a459db15e4643a4f13ca47d95e4ce [2021-11-23 17:25:43,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:25:43,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:25:43,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:25:43,900 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:25:43,901 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:25:43,903 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2021-11-23 17:25:43,978 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/data/592f58b67/36e8236a49404256937bd41945a5aa68/FLAGe0bdc994c [2021-11-23 17:25:44,925 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:25:44,925 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2021-11-23 17:25:44,961 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/data/592f58b67/36e8236a49404256937bd41945a5aa68/FLAGe0bdc994c [2021-11-23 17:25:45,378 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/data/592f58b67/36e8236a49404256937bd41945a5aa68 [2021-11-23 17:25:45,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:25:45,384 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:25:45,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:25:45,385 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:25:45,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:25:45,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:25:45" (1/1) ... [2021-11-23 17:25:45,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fa55177 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:45, skipping insertion in model container [2021-11-23 17:25:45,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:25:45" (1/1) ... [2021-11-23 17:25:45,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:25:45,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:25:47,666 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_32202893-c644-4696-8eea-d55fcfd56eb8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i[263179,263192] [2021-11-23 17:25:47,730 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:25:47,783 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:25:47,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:25:48,209 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_32202893-c644-4696-8eea-d55fcfd56eb8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i[263179,263192] [2021-11-23 17:25:48,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:25:48,285 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:25:48,719 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_32202893-c644-4696-8eea-d55fcfd56eb8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i[263179,263192] [2021-11-23 17:25:48,726 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:25:48,917 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:25:48,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:48 WrapperNode [2021-11-23 17:25:48,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:25:48,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:25:48,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:25:48,919 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:25:48,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:48" (1/1) ... [2021-11-23 17:25:49,040 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:48" (1/1) ... [2021-11-23 17:25:49,232 INFO L137 Inliner]: procedures = 277, calls = 1347, calls flagged for inlining = 121, calls inlined = 116, statements flattened = 3200 [2021-11-23 17:25:49,232 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:25:49,234 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:25:49,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:25:49,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:25:49,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:48" (1/1) ... [2021-11-23 17:25:49,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:48" (1/1) ... [2021-11-23 17:25:49,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:48" (1/1) ... [2021-11-23 17:25:49,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:48" (1/1) ... [2021-11-23 17:25:49,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:48" (1/1) ... [2021-11-23 17:25:49,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:48" (1/1) ... [2021-11-23 17:25:49,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:48" (1/1) ... [2021-11-23 17:25:49,590 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:25:49,593 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:25:49,593 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:25:49,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:25:49,594 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:48" (1/1) ... [2021-11-23 17:25:49,601 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:25:49,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:25:49,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:25:49,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:25:49,680 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txfree [2021-11-23 17:25:49,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txfree [2021-11-23 17:25:49,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 17:25:49,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 17:25:49,681 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2021-11-23 17:25:49,681 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2021-11-23 17:25:49,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:25:49,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:25:49,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 17:25:49,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:25:49,682 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-23 17:25:49,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-23 17:25:49,682 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_timeout [2021-11-23 17:25:49,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_timeout [2021-11-23 17:25:49,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:25:49,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:25:49,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 17:25:49,683 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 17:25:49,683 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset_after_host_error [2021-11-23 17:25:49,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset_after_host_error [2021-11-23 17:25:49,684 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-23 17:25:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-23 17:25:49,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 17:25:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 17:25:49,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:25:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:25:49,684 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-23 17:25:49,685 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-23 17:25:49,685 INFO L130 BoogieDeclarations]: Found specification of procedure init_tfdlist [2021-11-23 17:25:49,685 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tfdlist [2021-11-23 17:25:49,685 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 17:25:49,686 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 17:25:49,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:25:49,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:25:49,686 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-11-23 17:25:49,686 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-11-23 17:25:49,686 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-23 17:25:49,687 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-23 17:25:49,687 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2021-11-23 17:25:49,687 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2021-11-23 17:25:49,687 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-23 17:25:49,687 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-23 17:25:49,687 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2021-11-23 17:25:49,688 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2021-11-23 17:25:49,688 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_set_multicast_list [2021-11-23 17:25:49,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_set_multicast_list [2021-11-23 17:25:49,689 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2021-11-23 17:25:49,689 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2021-11-23 17:25:49,689 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:25:49,690 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:25:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-11-23 17:25:49,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-11-23 17:25:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 17:25:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 17:25:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-11-23 17:25:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-11-23 17:25:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_clear [2021-11-23 17:25:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_clear [2021-11-23 17:25:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_rx_clear [2021-11-23 17:25:49,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_rx_clear [2021-11-23 17:25:49,693 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2021-11-23 17:25:49,693 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2021-11-23 17:25:49,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:25:49,693 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-23 17:25:49,694 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-23 17:25:49,694 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-11-23 17:25:49,694 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-11-23 17:25:49,694 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2021-11-23 17:25:49,694 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2021-11-23 17:25:49,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:25:49,695 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-11-23 17:25:49,696 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-11-23 17:25:49,696 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-23 17:25:49,696 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-23 17:25:49,696 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-11-23 17:25:49,696 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2021-11-23 17:25:49,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 17:25:49,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 17:25:49,697 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_free_skb [2021-11-23 17:25:49,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_free_skb [2021-11-23 17:25:49,697 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-23 17:25:49,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-23 17:25:49,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 17:25:49,698 INFO L130 BoogieDeclarations]: Found specification of procedure send_three_state [2021-11-23 17:25:49,698 INFO L138 BoogieDeclarations]: Found implementation of procedure send_three_state [2021-11-23 17:25:49,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 17:25:49,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 17:25:49,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:25:49,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:25:49,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:25:49,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 17:25:49,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:25:49,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 17:25:49,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 17:25:49,701 INFO L130 BoogieDeclarations]: Found specification of procedure read_phy_bit [2021-11-23 17:25:49,701 INFO L138 BoogieDeclarations]: Found implementation of procedure read_phy_bit [2021-11-23 17:25:49,702 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 17:25:49,702 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 17:25:49,702 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 17:25:49,702 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 17:25:49,702 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 17:25:49,702 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 17:25:49,702 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-23 17:25:49,703 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-23 17:25:49,703 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-23 17:25:49,703 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-23 17:25:49,703 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_io_config [2021-11-23 17:25:49,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_io_config [2021-11-23 17:25:49,704 INFO L130 BoogieDeclarations]: Found specification of procedure init_rfdlist [2021-11-23 17:25:49,704 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rfdlist [2021-11-23 17:25:49,705 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_open [2021-11-23 17:25:49,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_open [2021-11-23 17:25:49,708 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioctl [2021-11-23 17:25:49,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioctl [2021-11-23 17:25:49,708 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-23 17:25:49,710 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-23 17:25:49,710 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 17:25:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 17:25:49,711 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-23 17:25:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-23 17:25:49,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 17:25:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 17:25:49,718 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 17:25:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 17:25:49,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 17:25:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 17:25:49,718 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-23 17:25:49,719 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-23 17:25:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-23 17:25:49,719 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-23 17:25:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-23 17:25:49,719 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-23 17:25:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-11-23 17:25:49,719 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-11-23 17:25:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 17:25:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 17:25:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 17:25:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 17:25:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2021-11-23 17:25:49,720 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2021-11-23 17:25:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:25:49,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:25:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_get_stats [2021-11-23 17:25:49,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_get_stats [2021-11-23 17:25:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 17:25:49,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 17:25:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rxrestore [2021-11-23 17:25:49,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rxrestore [2021-11-23 17:25:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:25:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_stop [2021-11-23 17:25:49,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_stop [2021-11-23 17:25:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 17:25:49,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 17:25:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_config_autoneg [2021-11-23 17:25:49,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_config_autoneg [2021-11-23 17:25:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:25:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 17:25:49,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 17:25:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:25:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 17:25:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 17:25:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 17:25:49,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 17:25:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2021-11-23 17:25:49,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2021-11-23 17:25:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 17:25:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioaddr [2021-11-23 17:25:49,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioaddr [2021-11-23 17:25:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2021-11-23 17:25:49,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2021-11-23 17:25:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset [2021-11-23 17:25:49,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset [2021-11-23 17:25:49,725 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-11-23 17:25:49,725 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-11-23 17:25:49,725 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 17:25:49,725 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 17:25:49,725 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_rxbuff [2021-11-23 17:25:49,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_rxbuff [2021-11-23 17:25:49,725 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-23 17:25:49,726 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-23 17:25:49,726 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_write_phy_ctl [2021-11-23 17:25:49,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_write_phy_ctl [2021-11-23 17:25:49,726 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-23 17:25:49,726 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-23 17:25:49,726 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_change_mtu [2021-11-23 17:25:49,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_change_mtu [2021-11-23 17:25:49,727 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 17:25:49,727 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 17:25:49,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 17:25:49,727 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_error [2021-11-23 17:25:49,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_error [2021-11-23 17:25:49,727 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_drive_phy_ctl_low_high [2021-11-23 17:25:49,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_drive_phy_ctl_low_high [2021-11-23 17:25:49,728 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2021-11-23 17:25:49,728 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2021-11-23 17:25:49,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:25:49,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:25:50,500 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:25:50,505 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:25:56,548 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:25:56,551 INFO L158 Benchmark]: Toolchain (without parser) took 11167.25ms. Allocated memory was 56.6MB in the beginning and 213.9MB in the end (delta: 157.3MB). Free memory was 34.5MB in the beginning and 87.4MB in the end (delta: -52.9MB). Peak memory consumption was 136.5MB. Max. memory is 16.1GB. [2021-11-23 17:25:56,552 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory was 38.0MB in the beginning and 38.0MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:25:56,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3532.95ms. Allocated memory was 56.6MB in the beginning and 213.9MB in the end (delta: 157.3MB). Free memory was 34.3MB in the beginning and 136.0MB in the end (delta: -101.7MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. [2021-11-23 17:25:56,553 INFO L158 Benchmark]: Boogie Procedure Inliner took 313.77ms. Allocated memory is still 213.9MB. Free memory was 136.0MB in the beginning and 116.0MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 17:25:56,554 INFO L158 Benchmark]: Boogie Preprocessor took 357.48ms. Allocated memory is still 213.9MB. Free memory was 116.0MB in the beginning and 132.3MB in the end (delta: -16.3MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2021-11-23 17:25:56,554 INFO L158 Benchmark]: RCFGBuilder took 6957.37ms. Allocated memory is still 213.9MB. Free memory was 131.5MB in the beginning and 87.4MB in the end (delta: 44.1MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2021-11-23 17:25:56,561 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory was 38.0MB in the beginning and 38.0MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3532.95ms. Allocated memory was 56.6MB in the beginning and 213.9MB in the end (delta: 157.3MB). Free memory was 34.3MB in the beginning and 136.0MB in the end (delta: -101.7MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 313.77ms. Allocated memory is still 213.9MB. Free memory was 136.0MB in the beginning and 116.0MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 357.48ms. Allocated memory is still 213.9MB. Free memory was 116.0MB in the beginning and 132.3MB in the end (delta: -16.3MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. * RCFGBuilder took 6957.37ms. Allocated memory is still 213.9MB. Free memory was 131.5MB in the beginning and 87.4MB in the end (delta: 44.1MB). Peak memory consumption was 77.6MB. 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 17:25:56,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32202893-c644-4696-8eea-d55fcfd56eb8/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