./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.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 e764168f140e1373e8b5ee13dd114fffe9d3e037 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.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 e764168f140e1373e8b5ee13dd114fffe9d3e037 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:44:56,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:44:56,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:44:56,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:44:56,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:44:56,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:44:56,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:44:56,081 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:44:56,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:44:56,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:44:56,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:44:56,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:44:56,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:44:56,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:44:56,111 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:44:56,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:44:56,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:44:56,124 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:44:56,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:44:56,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:44:56,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:44:56,158 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:44:56,161 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:44:56,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:44:56,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:44:56,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:44:56,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:44:56,185 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:44:56,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:44:56,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:44:56,189 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:44:56,190 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:44:56,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:44:56,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:44:56,200 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:44:56,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:44:56,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:44:56,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:44:56,205 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:44:56,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:44:56,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:44:56,214 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 10:44:56,259 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:44:56,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:44:56,266 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:44:56,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:44:56,268 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:44:56,269 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:44:56,271 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:44:56,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:44:56,272 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:44:56,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:44:56,274 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:44:56,276 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:44:56,276 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:44:56,277 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:44:56,277 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:44:56,279 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:44:56,279 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:44:56,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:44:56,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:44:56,282 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:44:56,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:44:56,283 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:44:56,283 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:44:56,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:44:56,285 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:44:56,285 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:44:56,288 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 -> e764168f140e1373e8b5ee13dd114fffe9d3e037 [2019-11-27 10:44:56,913 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:44:56,951 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:44:56,959 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:44:56,962 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:44:56,967 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:44:56,968 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-11-27 10:44:57,145 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ffb1b258/2ad7ec4722e94a9cb141413495267f68/FLAGc1cc38c88 [2019-11-27 10:44:58,832 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:44:58,837 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-11-27 10:44:58,922 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ffb1b258/2ad7ec4722e94a9cb141413495267f68/FLAGc1cc38c88 [2019-11-27 10:44:58,970 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ffb1b258/2ad7ec4722e94a9cb141413495267f68 [2019-11-27 10:44:58,984 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:44:58,988 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:44:58,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:44:58,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:44:59,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:44:59,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:44:58" (1/1) ... [2019-11-27 10:44:59,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a8d0eae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:44:59, skipping insertion in model container [2019-11-27 10:44:59,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:44:58" (1/1) ... [2019-11-27 10:44:59,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:44:59,255 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:45:01,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:45:01,300 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:45:01,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:45:02,183 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:45:02,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:02 WrapperNode [2019-11-27 10:45:02,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:45:02,187 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:45:02,191 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:45:02,191 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:45:02,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:02" (1/1) ... [2019-11-27 10:45:02,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:02" (1/1) ... [2019-11-27 10:45:02,687 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:45:02,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:45:02,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:45:02,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:45:02,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:02" (1/1) ... [2019-11-27 10:45:02,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:02" (1/1) ... [2019-11-27 10:45:02,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:02" (1/1) ... [2019-11-27 10:45:02,779 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:02" (1/1) ... [2019-11-27 10:45:03,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:02" (1/1) ... [2019-11-27 10:45:03,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:02" (1/1) ... [2019-11-27 10:45:03,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:02" (1/1) ... [2019-11-27 10:45:03,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:45:03,170 INFO L168 Benchmark]: Toolchain (without parser) took 4178.42 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 856.1 MB in the end (delta: 99.8 MB). Peak memory consumption was 99.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:45:03,173 INFO L168 Benchmark]: CDTParser took 0.62 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 10:45:03,181 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3192.76 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 884.8 MB in the end (delta: 71.2 MB). Peak memory consumption was 71.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:45:03,182 INFO L168 Benchmark]: Boogie Procedure Inliner took 500.23 ms. Allocated memory is still 1.0 GB. Free memory was 884.8 MB in the beginning and 873.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:45:03,184 INFO L168 Benchmark]: Boogie Preprocessor took 475.71 ms. Allocated memory is still 1.0 GB. Free memory was 873.3 MB in the beginning and 856.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:45:03,196 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 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 3192.76 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 884.8 MB in the end (delta: 71.2 MB). Peak memory consumption was 71.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 500.23 ms. Allocated memory is still 1.0 GB. Free memory was 884.8 MB in the beginning and 873.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 475.71 ms. Allocated memory is still 1.0 GB. Free memory was 873.3 MB in the beginning and 856.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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-da95e15 [2019-11-27 10:45:07,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:45:07,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:45:07,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:45:07,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:45:07,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:45:07,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:45:07,372 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:45:07,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:45:07,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:45:07,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:45:07,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:45:07,394 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:45:07,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:45:07,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:45:07,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:45:07,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:45:07,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:45:07,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:45:07,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:45:07,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:45:07,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:45:07,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:45:07,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:45:07,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:45:07,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:45:07,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:45:07,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:45:07,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:45:07,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:45:07,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:45:07,474 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:45:07,476 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:45:07,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:45:07,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:45:07,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:45:07,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:45:07,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:45:07,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:45:07,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:45:07,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:45:07,495 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 10:45:07,536 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:45:07,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:45:07,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:45:07,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:45:07,545 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:45:07,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:45:07,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:45:07,546 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:45:07,548 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:45:07,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:45:07,550 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:45:07,550 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:45:07,550 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:45:07,553 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:45:07,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:45:07,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:45:07,554 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:45:07,555 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:45:07,555 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:45:07,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:45:07,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:45:07,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:45:07,559 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:45:07,559 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:45:07,559 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:45:07,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:45:07,561 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:45:07,561 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 10:45:07,564 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 -> e764168f140e1373e8b5ee13dd114fffe9d3e037 [2019-11-27 10:45:08,155 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:45:08,188 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:45:08,197 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:45:08,199 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:45:08,201 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:45:08,202 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-11-27 10:45:08,377 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/427e1787e/3b3fef1591c448a29d797d49134cfb49/FLAGbf0bed48d [2019-11-27 10:45:10,061 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:45:10,066 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-11-27 10:45:10,144 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/427e1787e/3b3fef1591c448a29d797d49134cfb49/FLAGbf0bed48d [2019-11-27 10:45:10,184 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/427e1787e/3b3fef1591c448a29d797d49134cfb49 [2019-11-27 10:45:10,194 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:45:10,200 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:45:10,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:45:10,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:45:10,213 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:45:10,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:45:10" (1/1) ... [2019-11-27 10:45:10,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@560dc4a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:10, skipping insertion in model container [2019-11-27 10:45:10,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:45:10" (1/1) ... [2019-11-27 10:45:10,247 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:45:10,450 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:45:13,019 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:45:13,096 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:45:13,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:45:14,041 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:45:14,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:14 WrapperNode [2019-11-27 10:45:14,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:45:14,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:45:14,050 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:45:14,050 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:45:14,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:14" (1/1) ... [2019-11-27 10:45:14,209 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:14" (1/1) ... [2019-11-27 10:45:14,500 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:45:14,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:45:14,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:45:14,506 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:45:14,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:14" (1/1) ... [2019-11-27 10:45:14,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:14" (1/1) ... [2019-11-27 10:45:14,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:14" (1/1) ... [2019-11-27 10:45:14,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:14" (1/1) ... [2019-11-27 10:45:14,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:14" (1/1) ... [2019-11-27 10:45:14,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:14" (1/1) ... [2019-11-27 10:45:14,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:45:14" (1/1) ... [2019-11-27 10:45:14,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:45:14,912 INFO L168 Benchmark]: Toolchain (without parser) took 4707.65 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 857.4 MB in the end (delta: 98.5 MB). Peak memory consumption was 98.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:45:14,913 INFO L168 Benchmark]: CDTParser took 1.35 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 10:45:14,917 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3841.67 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 886.1 MB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:45:14,923 INFO L168 Benchmark]: Boogie Procedure Inliner took 454.77 ms. Allocated memory is still 1.0 GB. Free memory was 886.1 MB in the beginning and 874.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:45:14,927 INFO L168 Benchmark]: Boogie Preprocessor took 400.55 ms. Allocated memory is still 1.0 GB. Free memory was 874.6 MB in the beginning and 857.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:45:14,940 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35 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 3841.67 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 886.1 MB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 454.77 ms. Allocated memory is still 1.0 GB. Free memory was 886.1 MB in the beginning and 874.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 400.55 ms. Allocated memory is still 1.0 GB. Free memory was 874.6 MB in the beginning and 857.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...