./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.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_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/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_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/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_5ed2f73e-335b-45d2-a338-3210b4979325/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 f77501d7b3b3194b8ccd8936d52ffb911af5a10bbe64bec14bcc5543726d50d3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:30:23,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:30:23,538 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:30:23,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:30:23,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:30:23,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:30:23,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:30:23,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:30:23,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:30:23,585 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:30:23,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:30:23,588 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:30:23,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:30:23,591 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:30:23,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:30:23,594 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:30:23,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:30:23,597 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:30:23,600 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:30:23,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:30:23,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:30:23,614 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:30:23,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:30:23,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:30:23,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:30:23,621 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:30:23,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:30:23,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:30:23,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:30:23,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:30:23,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:30:23,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:30:23,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:30:23,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:30:23,630 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:30:23,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:30:23,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:30:23,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:30:23,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:30:23,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:30:23,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:30:23,635 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:30:23,663 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:30:23,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:30:23,664 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:30:23,665 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:30:23,665 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:30:23,666 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:30:23,666 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:30:23,666 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:30:23,666 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:30:23,666 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:30:23,667 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:30:23,667 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:30:23,667 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:30:23,667 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:30:23,667 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:30:23,668 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:30:23,668 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:30:23,668 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:30:23,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:30:23,669 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:30:23,669 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:30:23,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:30:23,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:30:23,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:30:23,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:30:23,670 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:30:23,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:30:23,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:30:23,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:30:23,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:30:23,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:30:23,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:30:23,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:30:23,672 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:30:23,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:30:23,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:30:23,673 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:30:23,673 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:30:23,673 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_5ed2f73e-335b-45d2-a338-3210b4979325/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f77501d7b3b3194b8ccd8936d52ffb911af5a10bbe64bec14bcc5543726d50d3 [2021-11-23 17:30:23,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:30:23,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:30:23,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:30:23,971 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:30:23,971 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:30:23,973 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2021-11-23 17:30:24,036 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl/data/622b8b0cd/ff7f1532a0ac4c38a8e7f49e8b58de43/FLAG1205180ab [2021-11-23 17:30:24,840 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:30:24,840 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2021-11-23 17:30:24,895 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl/data/622b8b0cd/ff7f1532a0ac4c38a8e7f49e8b58de43/FLAG1205180ab [2021-11-23 17:30:25,357 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl/data/622b8b0cd/ff7f1532a0ac4c38a8e7f49e8b58de43 [2021-11-23 17:30:25,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:30:25,361 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:30:25,366 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:30:25,366 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:30:25,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:30:25,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:30:25" (1/1) ... [2021-11-23 17:30:25,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51f4467d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:25, skipping insertion in model container [2021-11-23 17:30:25,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:30:25" (1/1) ... [2021-11-23 17:30:25,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:30:25,513 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:30:26,633 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_5ed2f73e-335b-45d2-a338-3210b4979325/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i[168956,168969] [2021-11-23 17:30:27,124 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:30:27,156 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:30:27,363 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_5ed2f73e-335b-45d2-a338-3210b4979325/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i[168956,168969] [2021-11-23 17:30:27,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:30:27,625 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:30:27,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:27 WrapperNode [2021-11-23 17:30:27,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:30:27,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:30:27,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:30:27,628 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:30:27,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:27" (1/1) ... [2021-11-23 17:30:27,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:27" (1/1) ... [2021-11-23 17:30:27,832 INFO L137 Inliner]: procedures = 187, calls = 564, calls flagged for inlining = 101, calls inlined = 70, statements flattened = 1471 [2021-11-23 17:30:27,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:30:27,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:30:27,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:30:27,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:30:27,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:27" (1/1) ... [2021-11-23 17:30:27,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:27" (1/1) ... [2021-11-23 17:30:27,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:27" (1/1) ... [2021-11-23 17:30:27,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:27" (1/1) ... [2021-11-23 17:30:27,937 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:27" (1/1) ... [2021-11-23 17:30:27,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:27" (1/1) ... [2021-11-23 17:30:27,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:27" (1/1) ... [2021-11-23 17:30:27,999 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:30:28,000 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:30:28,000 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:30:28,001 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:30:28,002 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:27" (1/1) ... [2021-11-23 17:30:28,009 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:30:28,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:30:28,033 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:30:28,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:30:28,081 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-23 17:30:28,081 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-23 17:30:28,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 17:30:28,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:30:28,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:30:28,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:30:28,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:30:28,082 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-23 17:30:28,082 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-23 17:30:28,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:30:28,083 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 17:30:28,083 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 17:30:28,083 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-23 17:30:28,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-23 17:30:28,084 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_poll_controller [2021-11-23 17:30:28,084 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_poll_controller [2021-11-23 17:30:28,084 INFO L130 BoogieDeclarations]: Found specification of procedure clk_enable [2021-11-23 17:30:28,084 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_enable [2021-11-23 17:30:28,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 17:30:28,084 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 17:30:28,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:30:28,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:30:28,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-23 17:30:28,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-23 17:30:28,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:30:28,085 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-11-23 17:30:28,086 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-11-23 17:30:28,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:30:28,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:30:28,086 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_remove [2021-11-23 17:30:28,086 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_remove [2021-11-23 17:30:28,087 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-23 17:30:28,087 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-23 17:30:28,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:30:28,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:30:28,087 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:30:28,087 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:30:28,088 INFO L130 BoogieDeclarations]: Found specification of procedure macb_ioctl [2021-11-23 17:30:28,088 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_ioctl [2021-11-23 17:30:28,088 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 17:30:28,088 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 17:30:28,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:30:28,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:30:28,089 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-11-23 17:30:28,089 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-11-23 17:30:28,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:30:28,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:30:28,089 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-11-23 17:30:28,090 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-11-23 17:30:28,090 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-23 17:30:28,090 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-23 17:30:28,090 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-11-23 17:30:28,090 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-11-23 17:30:28,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:30:28,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-23 17:30:28,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-23 17:30:28,091 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-23 17:30:28,091 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-23 17:30:28,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 17:30:28,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 17:30:28,092 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2021-11-23 17:30:28,092 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2021-11-23 17:30:28,092 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2021-11-23 17:30:28,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2021-11-23 17:30:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:30:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:30:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-11-23 17:30:28,093 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-11-23 17:30:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_stats [2021-11-23 17:30:28,094 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_stats [2021-11-23 17:30:28,094 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2021-11-23 17:30:28,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2021-11-23 17:30:28,094 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_rx_mode [2021-11-23 17:30:28,094 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_rx_mode [2021-11-23 17:30:28,094 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 17:30:28,095 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 17:30:28,095 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-23 17:30:28,095 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-23 17:30:28,095 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2021-11-23 17:30:28,095 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2021-11-23 17:30:28,096 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 17:30:28,096 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 17:30:28,096 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 17:30:28,096 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 17:30:28,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:30:28,096 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2021-11-23 17:30:28,097 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2021-11-23 17:30:28,097 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-23 17:30:28,097 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-23 17:30:28,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 17:30:28,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 17:30:28,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 17:30:28,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:30:28,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:30:28,098 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable [2021-11-23 17:30:28,098 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable [2021-11-23 17:30:28,098 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 17:30:28,098 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 17:30:28,705 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:30:28,709 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:30:28,828 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:30:28,839 INFO L158 Benchmark]: Toolchain (without parser) took 3476.40ms. Allocated memory was 94.4MB in the beginning and 176.2MB in the end (delta: 81.8MB). Free memory was 47.9MB in the beginning and 78.6MB in the end (delta: -30.7MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2021-11-23 17:30:28,840 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 94.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:30:28,841 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2260.41ms. Allocated memory was 94.4MB in the beginning and 176.2MB in the end (delta: 81.8MB). Free memory was 47.6MB in the beginning and 121.7MB in the end (delta: -74.1MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2021-11-23 17:30:28,843 INFO L158 Benchmark]: Boogie Procedure Inliner took 205.18ms. Allocated memory is still 176.2MB. Free memory was 121.7MB in the beginning and 112.1MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 17:30:28,846 INFO L158 Benchmark]: Boogie Preprocessor took 166.27ms. Allocated memory is still 176.2MB. Free memory was 112.1MB in the beginning and 101.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 17:30:28,848 INFO L158 Benchmark]: RCFGBuilder took 836.27ms. Allocated memory is still 176.2MB. Free memory was 101.6MB in the beginning and 78.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 17:30:28,853 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 94.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2260.41ms. Allocated memory was 94.4MB in the beginning and 176.2MB in the end (delta: 81.8MB). Free memory was 47.6MB in the beginning and 121.7MB in the end (delta: -74.1MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 205.18ms. Allocated memory is still 176.2MB. Free memory was 121.7MB in the beginning and 112.1MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 166.27ms. Allocated memory is still 176.2MB. Free memory was 112.1MB in the beginning and 101.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 836.27ms. Allocated memory is still 176.2MB. Free memory was 101.6MB in the beginning and 78.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:30:28,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/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_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/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_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/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_5ed2f73e-335b-45d2-a338-3210b4979325/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 f77501d7b3b3194b8ccd8936d52ffb911af5a10bbe64bec14bcc5543726d50d3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:30:31,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:30:31,325 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:30:31,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:30:31,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:30:31,360 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:30:31,362 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:30:31,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:30:31,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:30:31,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:30:31,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:30:31,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:30:31,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:30:31,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:30:31,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:30:31,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:30:31,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:30:31,384 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:30:31,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:30:31,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:30:31,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:30:31,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:30:31,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:30:31,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:30:31,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:30:31,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:30:31,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:30:31,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:30:31,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:30:31,424 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:30:31,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:30:31,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:30:31,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:30:31,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:30:31,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:30:31,430 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:30:31,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:30:31,438 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:30:31,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:30:31,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:30:31,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:30:31,450 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:30:31,497 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:30:31,498 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:30:31,498 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:30:31,499 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:30:31,499 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:30:31,500 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:30:31,500 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:30:31,500 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:30:31,500 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:30:31,500 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:30:31,501 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:30:31,502 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:30:31,503 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:30:31,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:30:31,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:30:31,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:30:31,504 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:30:31,504 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:30:31,505 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:30:31,505 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:30:31,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:30:31,505 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:30:31,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:30:31,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:30:31,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:30:31,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:30:31,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:30:31,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:30:31,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:30:31,507 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:30:31,507 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:30:31,507 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:30:31,508 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:30:31,508 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:30:31,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:30:31,508 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_5ed2f73e-335b-45d2-a338-3210b4979325/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f77501d7b3b3194b8ccd8936d52ffb911af5a10bbe64bec14bcc5543726d50d3 [2021-11-23 17:30:31,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:30:31,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:30:31,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:30:31,985 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:30:31,987 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:30:31,989 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2021-11-23 17:30:32,070 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl/data/7ce38af4d/840b39e730394abcb23a84d971252ac8/FLAG18a356d64 [2021-11-23 17:30:32,963 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:30:32,964 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2021-11-23 17:30:33,021 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl/data/7ce38af4d/840b39e730394abcb23a84d971252ac8/FLAG18a356d64 [2021-11-23 17:30:33,499 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed2f73e-335b-45d2-a338-3210b4979325/bin/utaipan-fb15Y9Yzbl/data/7ce38af4d/840b39e730394abcb23a84d971252ac8 [2021-11-23 17:30:33,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:30:33,504 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:30:33,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:30:33,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:30:33,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:30:33,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:30:33" (1/1) ... [2021-11-23 17:30:33,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fc60e12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:33, skipping insertion in model container [2021-11-23 17:30:33,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:30:33" (1/1) ... [2021-11-23 17:30:33,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:30:33,686 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:30:34,587 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_5ed2f73e-335b-45d2-a338-3210b4979325/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i[168956,168969] [2021-11-23 17:30:34,885 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: cannot determine size of incomplete type at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:256) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeSize(TypeSizeAndOffsetComputer.java:203) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructBytesizeExpression(TypeSizeAndOffsetComputer.java:121) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:996) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:963) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:674) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:730) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1385) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1456) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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 17:30:34,895 INFO L158 Benchmark]: Toolchain (without parser) took 1389.92ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 33.4MB in the beginning and 28.9MB in the end (delta: 4.5MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2021-11-23 17:30:34,896 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 54.5MB. Free memory was 35.6MB in the beginning and 35.5MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:30:34,897 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1386.12ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 33.2MB in the beginning and 28.9MB in the end (delta: 4.3MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2021-11-23 17:30:34,899 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 54.5MB. Free memory was 35.6MB in the beginning and 35.5MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1386.12ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 33.2MB in the beginning and 28.9MB in the end (delta: 4.3MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: cannot determine size of incomplete type: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:256) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type