./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH --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 eab80ceb86efdfc32d49c68260053532d6436b6332c39b2787aa0c8e4e87ea2b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:41:11,294 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:41:11,296 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:41:11,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:41:11,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:41:11,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:41:11,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:41:11,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:41:11,366 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:41:11,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:41:11,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:41:11,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:41:11,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:41:11,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:41:11,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:41:11,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:41:11,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:41:11,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:41:11,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:41:11,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:41:11,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:41:11,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:41:11,402 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:41:11,403 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:41:11,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:41:11,412 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:41:11,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:41:11,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:41:11,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:41:11,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:41:11,418 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:41:11,419 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:41:11,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:41:11,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:41:11,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:41:11,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:41:11,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:41:11,425 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:41:11,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:41:11,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:41:11,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:41:11,427 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-03 04:41:11,471 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:41:11,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:41:11,473 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:41:11,473 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:41:11,473 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:41:11,474 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:41:11,474 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:41:11,474 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:41:11,474 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:41:11,475 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:41:11,476 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:41:11,476 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:41:11,476 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:41:11,476 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:41:11,477 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:41:11,478 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:41:11,478 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:41:11,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:41:11,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:41:11,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:41:11,479 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:41:11,479 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:41:11,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:41:11,479 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:41:11,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:41:11,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:41:11,480 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:41:11,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:41:11,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:41:11,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:41:11,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:41:11,483 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:41:11,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:41:11,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:41:11,483 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:41:11,484 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:41:11,484 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_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eab80ceb86efdfc32d49c68260053532d6436b6332c39b2787aa0c8e4e87ea2b [2021-11-03 04:41:11,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:41:11,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:41:11,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:41:11,835 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:41:11,835 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:41:11,836 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i [2021-11-03 04:41:11,902 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/data/101d595d3/f266f9d43b234db0a2f1a8884041bdc5/FLAG3949201d3 [2021-11-03 04:41:12,886 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:41:12,887 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i [2021-11-03 04:41:12,985 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/data/101d595d3/f266f9d43b234db0a2f1a8884041bdc5/FLAG3949201d3 [2021-11-03 04:41:13,229 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/data/101d595d3/f266f9d43b234db0a2f1a8884041bdc5 [2021-11-03 04:41:13,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:41:13,234 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:41:13,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:41:13,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:41:13,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:41:13,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:41:13" (1/1) ... [2021-11-03 04:41:13,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c0e2fd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:41:13, skipping insertion in model container [2021-11-03 04:41:13,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:41:13" (1/1) ... [2021-11-03 04:41:13,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:41:13,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:41:15,871 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:41:15,873 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:41:16,202 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:41:16,352 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:41:17,347 WARN L228 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_5290956a-12fc-493c-9d90-d7b865cb0eb5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425209,425222] [2021-11-03 04:41:17,350 WARN L228 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_5290956a-12fc-493c-9d90-d7b865cb0eb5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425356,425369] [2021-11-03 04:41:17,352 WARN L228 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_5290956a-12fc-493c-9d90-d7b865cb0eb5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425495,425508] [2021-11-03 04:41:17,353 WARN L228 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_5290956a-12fc-493c-9d90-d7b865cb0eb5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425653,425666] [2021-11-03 04:41:17,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:41:17,466 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-03 04:41:17,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4ba0ed6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:41:17, skipping insertion in model container [2021-11-03 04:41:17,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:41:17,467 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 04:41:17,469 INFO L168 Benchmark]: Toolchain (without parser) took 4233.55 ms. Allocated memory was 104.9 MB in the beginning and 213.9 MB in the end (delta: 109.1 MB). Free memory was 66.8 MB in the beginning and 137.1 MB in the end (delta: -70.3 MB). Peak memory consumption was 65.2 MB. Max. memory is 16.1 GB. [2021-11-03 04:41:17,469 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 104.9 MB. Free memory is still 79.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:41:17,470 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4229.36 ms. Allocated memory was 104.9 MB in the beginning and 213.9 MB in the end (delta: 109.1 MB). Free memory was 66.5 MB in the beginning and 137.1 MB in the end (delta: -70.6 MB). Peak memory consumption was 65.2 MB. Max. memory is 16.1 GB. [2021-11-03 04:41:17,472 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 104.9 MB. Free memory is still 79.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4229.36 ms. Allocated memory was 104.9 MB in the beginning and 213.9 MB in the end (delta: 109.1 MB). Free memory was 66.5 MB in the beginning and 137.1 MB in the end (delta: -70.6 MB). Peak memory consumption was 65.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7606]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH --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 eab80ceb86efdfc32d49c68260053532d6436b6332c39b2787aa0c8e4e87ea2b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:41:19,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:41:19,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:41:19,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:41:19,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:41:19,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:41:19,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:41:19,748 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:41:19,750 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:41:19,751 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:41:19,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:41:19,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:41:19,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:41:19,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:41:19,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:41:19,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:41:19,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:41:19,761 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:41:19,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:41:19,766 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:41:19,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:41:19,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:41:19,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:41:19,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:41:19,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:41:19,784 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:41:19,785 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:41:19,788 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:41:19,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:41:19,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:41:19,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:41:19,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:41:19,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:41:19,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:41:19,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:41:19,800 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:41:19,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:41:19,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:41:19,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:41:19,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:41:19,804 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:41:19,805 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-03 04:41:19,849 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:41:19,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:41:19,851 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:41:19,851 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:41:19,852 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:41:19,852 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:41:19,852 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:41:19,852 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:41:19,852 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:41:19,854 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:41:19,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:41:19,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:41:19,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:41:19,856 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:41:19,856 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:41:19,856 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 04:41:19,856 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 04:41:19,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:41:19,857 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:41:19,857 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:41:19,857 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:41:19,857 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 04:41:19,858 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:41:19,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:41:19,858 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:41:19,858 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:41:19,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:41:19,859 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 04:41:19,859 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 04:41:19,859 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:41:19,859 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:41:19,860 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:41:19,860 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_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eab80ceb86efdfc32d49c68260053532d6436b6332c39b2787aa0c8e4e87ea2b [2021-11-03 04:41:20,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:41:20,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:41:20,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:41:20,356 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:41:20,357 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:41:20,358 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i [2021-11-03 04:41:20,428 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/data/d7fe95e02/82821a0e0c6145cc8b58c1f19e14231b/FLAGfefa860f3 [2021-11-03 04:41:21,391 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:41:21,391 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i [2021-11-03 04:41:21,460 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/data/d7fe95e02/82821a0e0c6145cc8b58c1f19e14231b/FLAGfefa860f3 [2021-11-03 04:41:21,776 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5290956a-12fc-493c-9d90-d7b865cb0eb5/bin/utaipan-aC7eJsxGYH/data/d7fe95e02/82821a0e0c6145cc8b58c1f19e14231b [2021-11-03 04:41:21,779 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:41:21,780 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:41:21,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:41:21,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:41:21,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:41:21,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:41:21" (1/1) ... [2021-11-03 04:41:21,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d2466f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:41:21, skipping insertion in model container [2021-11-03 04:41:21,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:41:21" (1/1) ... [2021-11-03 04:41:21,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:41:22,001 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:41:25,751 WARN L228 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_5290956a-12fc-493c-9d90-d7b865cb0eb5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425209,425222] [2021-11-03 04:41:25,754 WARN L228 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_5290956a-12fc-493c-9d90-d7b865cb0eb5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425356,425369] [2021-11-03 04:41:25,755 WARN L228 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_5290956a-12fc-493c-9d90-d7b865cb0eb5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425495,425508] [2021-11-03 04:41:25,760 WARN L228 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_5290956a-12fc-493c-9d90-d7b865cb0eb5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425653,425666] [2021-11-03 04:41:25,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:41:25,903 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-03 04:41:26,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:41:26,588 WARN L228 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_5290956a-12fc-493c-9d90-d7b865cb0eb5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425209,425222] [2021-11-03 04:41:26,589 WARN L228 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_5290956a-12fc-493c-9d90-d7b865cb0eb5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425356,425369] [2021-11-03 04:41:26,589 WARN L228 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_5290956a-12fc-493c-9d90-d7b865cb0eb5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425495,425508] [2021-11-03 04:41:26,590 WARN L228 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_5290956a-12fc-493c-9d90-d7b865cb0eb5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425653,425666] [2021-11-03 04:41:26,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:41:26,660 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 04:41:27,233 WARN L228 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_5290956a-12fc-493c-9d90-d7b865cb0eb5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425209,425222] [2021-11-03 04:41:27,233 WARN L228 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_5290956a-12fc-493c-9d90-d7b865cb0eb5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425356,425369] [2021-11-03 04:41:27,234 WARN L228 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_5290956a-12fc-493c-9d90-d7b865cb0eb5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425495,425508] [2021-11-03 04:41:27,235 WARN L228 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_5290956a-12fc-493c-9d90-d7b865cb0eb5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425653,425666] [2021-11-03 04:41:27,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:41:27,653 INFO L208 MainTranslator]: Completed translation [2021-11-03 04:41:27,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:41:27 WrapperNode [2021-11-03 04:41:27,654 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:41:27,655 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 04:41:27,656 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 04:41:27,656 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 04:41:27,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:41:27" (1/1) ... [2021-11-03 04:41:27,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:41:27" (1/1) ...