./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47b0bc17 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8f4fb4808ae4f029140d9a339f54cc48f32db2cb --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 23:28:25,232 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:28:25,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:28:25,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:28:25,281 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:28:25,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:28:25,288 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:28:25,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:28:25,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:28:25,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:28:25,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:28:25,331 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:28:25,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:28:25,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:28:25,344 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:28:25,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:28:25,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:28:25,359 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:28:25,364 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:28:25,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:28:25,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:28:25,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:28:25,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:28:25,399 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:28:25,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:28:25,411 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:28:25,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:28:25,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:28:25,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:28:25,418 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:28:25,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:28:25,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:28:25,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:28:25,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:28:25,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:28:25,433 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:28:25,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:28:25,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:28:25,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:28:25,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:28:25,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:28:25,445 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-20 23:28:25,490 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:28:25,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:28:25,500 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:28:25,500 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:28:25,501 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:28:25,503 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:28:25,503 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:28:25,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:28:25,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 23:28:25,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 23:28:25,508 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 23:28:25,508 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 23:28:25,509 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:28:25,509 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 23:28:25,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:28:25,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:28:25,510 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 23:28:25,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 23:28:25,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 23:28:25,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:28:25,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 23:28:25,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 23:28:25,514 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 23:28:25,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 23:28:25,516 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 23:28:25,516 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 23:28:25,518 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> 8f4fb4808ae4f029140d9a339f54cc48f32db2cb Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:28:26,203 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:28:26,248 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:28:26,252 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:28:26,260 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:28:26,261 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:28:26,262 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i [2019-11-20 23:28:26,450 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e608815bc/af87d52d3df84dcbb6b30d289452ad56/FLAGc54a1028d [2019-11-20 23:28:28,510 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:28:28,512 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i [2019-11-20 23:28:28,680 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e608815bc/af87d52d3df84dcbb6b30d289452ad56/FLAGc54a1028d [2019-11-20 23:28:28,726 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e608815bc/af87d52d3df84dcbb6b30d289452ad56 [2019-11-20 23:28:28,739 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:28:28,749 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 23:28:28,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:28:28,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:28:28,764 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:28:28,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:28:28" (1/1) ... [2019-11-20 23:28:28,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28315bd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:28:28, skipping insertion in model container [2019-11-20 23:28:28,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:28:28" (1/1) ... [2019-11-20 23:28:28,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:28:29,139 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:28:36,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:28:36,243 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 23:28:37,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:28:39,259 INFO L205 MainTranslator]: Completed translation [2019-11-20 23:28:39,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:28:39 WrapperNode [2019-11-20 23:28:39,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:28:39,264 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 23:28:39,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 23:28:39,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 23:28:39,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:28:39" (1/1) ... [2019-11-20 23:28:39,556 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:28:39" (1/1) ... [2019-11-20 23:28:40,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 23:28:40,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 23:28:40,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 23:28:40,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 23:28:40,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:28:39" (1/1) ... [2019-11-20 23:28:40,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:28:39" (1/1) ... [2019-11-20 23:28:40,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:28:39" (1/1) ... [2019-11-20 23:28:40,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:28:39" (1/1) ... [2019-11-20 23:28:41,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:28:39" (1/1) ... [2019-11-20 23:28:41,339 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:28:39" (1/1) ... [2019-11-20 23:28:41,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:28:39" (1/1) ... [2019-11-20 23:28:41,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 23:28:41,647 INFO L168 Benchmark]: Toolchain (without parser) took 12900.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 712.0 MB in the end (delta: 238.1 MB). Peak memory consumption was 238.1 MB. Max. memory is 12.5 GB. [2019-11-20 23:28:41,652 INFO L168 Benchmark]: CDTParser took 3.18 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 23:28:41,657 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10509.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 870.6 MB in the end (delta: 79.5 MB). Peak memory consumption was 268.6 MB. Max. memory is 12.5 GB. [2019-11-20 23:28:41,659 INFO L168 Benchmark]: Boogie Procedure Inliner took 1147.51 ms. Allocated memory is still 1.0 GB. Free memory was 870.6 MB in the beginning and 787.2 MB in the end (delta: 83.4 MB). Peak memory consumption was 83.4 MB. Max. memory is 12.5 GB. [2019-11-20 23:28:41,662 INFO L168 Benchmark]: Boogie Preprocessor took 1230.46 ms. Allocated memory is still 1.0 GB. Free memory was 787.2 MB in the beginning and 712.0 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-20 23:28:41,677 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.18 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 10509.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 870.6 MB in the end (delta: 79.5 MB). Peak memory consumption was 268.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1147.51 ms. Allocated memory is still 1.0 GB. Free memory was 870.6 MB in the beginning and 787.2 MB in the end (delta: 83.4 MB). Peak memory consumption was 83.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1230.46 ms. Allocated memory is still 1.0 GB. Free memory was 787.2 MB in the beginning and 712.0 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...