./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.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 444b32ce6abd5fce09475fbcffbb8b78f847e979 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.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 444b32ce6abd5fce09475fbcffbb8b78f847e979 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:00:43,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:00:43,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:00:43,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:00:43,313 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:00:43,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:00:43,320 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:00:43,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:00:43,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:00:43,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:00:43,351 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:00:43,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:00:43,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:00:43,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:00:43,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:00:43,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:00:43,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:00:43,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:00:43,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:00:43,390 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:00:43,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:00:43,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:00:43,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:00:43,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:00:43,421 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:00:43,422 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:00:43,422 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:00:43,426 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:00:43,427 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:00:43,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:00:43,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:00:43,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:00:43,435 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:00:43,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:00:43,442 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:00:43,442 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:00:43,445 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:00:43,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:00:43,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:00:43,450 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:00:43,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:00:43,455 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 17:00:43,496 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:00:43,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:00:43,500 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:00:43,502 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:00:43,502 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:00:43,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:00:43,503 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:00:43,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:00:43,503 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:00:43,505 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:00:43,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:00:43,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:00:43,508 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:00:43,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:00:43,509 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:00:43,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:00:43,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:00:43,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:00:43,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:00:43,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:00:43,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:00:43,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:00:43,514 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:00:43,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:00:43,515 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:00:43,517 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:00:43,517 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 -> 444b32ce6abd5fce09475fbcffbb8b78f847e979 [2019-11-27 17:00:44,073 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:00:44,106 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:00:44,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:00:44,122 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:00:44,123 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:00:44,124 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i [2019-11-27 17:00:44,286 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0bc04613/4337960465ef4e9093df0c9b63957cee/FLAGeed58d646 [2019-11-27 17:00:46,087 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:00:46,092 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i [2019-11-27 17:00:46,201 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0bc04613/4337960465ef4e9093df0c9b63957cee/FLAGeed58d646 [2019-11-27 17:00:46,242 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0bc04613/4337960465ef4e9093df0c9b63957cee [2019-11-27 17:00:46,252 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:00:46,254 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:00:46,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:00:46,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:00:46,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:00:46,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:00:46" (1/1) ... [2019-11-27 17:00:46,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@339275c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:00:46, skipping insertion in model container [2019-11-27 17:00:46,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:00:46" (1/1) ... [2019-11-27 17:00:46,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:00:46,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:00:52,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:00:52,179 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:00:53,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:00:55,616 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:00:55,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:00:55 WrapperNode [2019-11-27 17:00:55,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:00:55,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:00:55,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:00:55,627 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:00:55,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:00:55" (1/1) ... [2019-11-27 17:00:55,880 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:00:55" (1/1) ... [2019-11-27 17:00:58,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:00:58,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:00:58,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:00:58,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:00:58,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:00:55" (1/1) ... [2019-11-27 17:00:58,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:00:55" (1/1) ... [2019-11-27 17:00:58,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:00:55" (1/1) ... [2019-11-27 17:00:58,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:00:55" (1/1) ... [2019-11-27 17:01:00,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:00:55" (1/1) ... [2019-11-27 17:01:01,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:00:55" (1/1) ... [2019-11-27 17:01:01,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:00:55" (1/1) ... [2019-11-27 17:01:02,026 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:01:02,038 INFO L168 Benchmark]: Toolchain (without parser) took 15777.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 745.0 MB in the end (delta: 205.2 MB). Peak memory consumption was 423.0 MB. Max. memory is 12.5 GB. [2019-11-27 17:01:02,039 INFO L168 Benchmark]: CDTParser took 0.76 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. [2019-11-27 17:01:02,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9360.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 798.3 MB in the end (delta: 152.0 MB). Peak memory consumption was 264.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:01:02,047 INFO L168 Benchmark]: Boogie Procedure Inliner took 2573.58 ms. Allocated memory is still 1.0 GB. Free memory was 798.3 MB in the beginning and 807.3 MB in the end (delta: -9.1 MB). Peak memory consumption was 157.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:01:02,049 INFO L168 Benchmark]: Boogie Preprocessor took 3829.23 ms. Allocated memory is still 1.0 GB. Free memory was 807.3 MB in the beginning and 745.0 MB in the end (delta: 62.3 MB). Peak memory consumption was 280.1 MB. Max. memory is 12.5 GB. [2019-11-27 17:01:02,060 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76 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 9360.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 798.3 MB in the end (delta: 152.0 MB). Peak memory consumption was 264.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2573.58 ms. Allocated memory is still 1.0 GB. Free memory was 798.3 MB in the beginning and 807.3 MB in the end (delta: -9.1 MB). Peak memory consumption was 157.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3829.23 ms. Allocated memory is still 1.0 GB. Free memory was 807.3 MB in the beginning and 745.0 MB in the end (delta: 62.3 MB). Peak memory consumption was 280.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 17:01:06,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:01:06,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:01:06,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:01:06,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:01:06,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:01:06,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:01:06,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:01:06,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:01:06,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:01:06,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:01:06,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:01:06,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:01:06,396 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:01:06,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:01:06,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:01:06,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:01:06,413 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:01:06,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:01:06,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:01:06,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:01:06,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:01:06,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:01:06,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:01:06,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:01:06,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:01:06,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:01:06,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:01:06,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:01:06,478 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:01:06,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:01:06,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:01:06,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:01:06,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:01:06,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:01:06,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:01:06,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:01:06,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:01:06,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:01:06,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:01:06,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:01:06,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 17:01:06,550 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:01:06,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:01:06,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:01:06,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:01:06,559 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:01:06,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:01:06,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:01:06,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:01:06,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:01:06,563 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:01:06,566 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:01:06,566 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:01:06,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:01:06,568 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:01:06,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:01:06,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:01:06,571 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:01:06,572 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:01:06,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:01:06,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:01:06,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:01:06,576 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:01:06,576 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:01:06,577 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:01:06,577 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:01:06,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:01:06,578 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:01:06,578 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 17:01:06,578 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 -> 444b32ce6abd5fce09475fbcffbb8b78f847e979 [2019-11-27 17:01:07,305 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:01:07,336 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:01:07,340 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:01:07,346 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:01:07,348 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:01:07,349 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i [2019-11-27 17:01:07,507 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2690a76bb/01a14dea1c4b4e279d042e18d28da5cf/FLAGfab496025 [2019-11-27 17:01:09,426 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:01:09,430 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i [2019-11-27 17:01:09,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2690a76bb/01a14dea1c4b4e279d042e18d28da5cf/FLAGfab496025 [2019-11-27 17:01:09,580 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2690a76bb/01a14dea1c4b4e279d042e18d28da5cf [2019-11-27 17:01:09,588 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:01:09,592 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:01:09,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:01:09,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:01:09,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:01:09,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:01:09" (1/1) ... [2019-11-27 17:01:09,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b90f602 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:01:09, skipping insertion in model container [2019-11-27 17:01:09,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:01:09" (1/1) ... [2019-11-27 17:01:09,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:01:09,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:01:15,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:01:15,368 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:01:16,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:01:18,397 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:01:18,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:01:18 WrapperNode [2019-11-27 17:01:18,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:01:18,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:01:18,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:01:18,400 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:01:18,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:01:18" (1/1) ... [2019-11-27 17:01:18,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:01:18" (1/1) ... [2019-11-27 17:01:20,905 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:01:20,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:01:20,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:01:20,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:01:20,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:01:18" (1/1) ... [2019-11-27 17:01:20,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:01:18" (1/1) ... [2019-11-27 17:01:21,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:01:18" (1/1) ... [2019-11-27 17:01:21,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:01:18" (1/1) ... [2019-11-27 17:01:23,883 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:01:18" (1/1) ... [2019-11-27 17:01:24,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:01:18" (1/1) ... [2019-11-27 17:01:24,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:01:18" (1/1) ... [2019-11-27 17:01:24,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:01:24,851 INFO L168 Benchmark]: Toolchain (without parser) took 15255.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 747.4 MB in the end (delta: 208.6 MB). Peak memory consumption was 419.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:01:24,854 INFO L168 Benchmark]: CDTParser took 2.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:01:24,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8801.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 785.9 MB in the end (delta: 170.1 MB). Peak memory consumption was 270.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:01:24,860 INFO L168 Benchmark]: Boogie Procedure Inliner took 2509.70 ms. Allocated memory is still 1.0 GB. Free memory was 785.9 MB in the beginning and 811.1 MB in the end (delta: -25.2 MB). Peak memory consumption was 140.3 MB. Max. memory is 12.5 GB. [2019-11-27 17:01:24,862 INFO L168 Benchmark]: Boogie Preprocessor took 3934.35 ms. Allocated memory is still 1.0 GB. Free memory was 811.1 MB in the beginning and 747.4 MB in the end (delta: 63.7 MB). Peak memory consumption was 274.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:01:24,877 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8801.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 785.9 MB in the end (delta: 170.1 MB). Peak memory consumption was 270.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2509.70 ms. Allocated memory is still 1.0 GB. Free memory was 785.9 MB in the beginning and 811.1 MB in the end (delta: -25.2 MB). Peak memory consumption was 140.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3934.35 ms. Allocated memory is still 1.0 GB. Free memory was 811.1 MB in the beginning and 747.4 MB in the end (delta: 63.7 MB). Peak memory consumption was 274.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...