./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point.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-validator-v0.6/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point.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 21660a796a9fabdc17f71a2c9b566dbf63b87e13 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-v0.6/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point.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 21660a796a9fabdc17f71a2c9b566dbf63b87e13 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:06:48,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:06:48,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:06:48,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:06:48,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:06:48,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:06:48,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:06:48,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:06:48,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:06:48,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:06:48,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:06:48,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:06:48,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:06:48,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:06:48,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:06:48,990 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:06:48,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:06:48,999 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:06:49,005 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:06:49,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:06:49,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:06:49,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:06:49,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:06:49,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:06:49,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:06:49,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:06:49,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:06:49,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:06:49,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:06:49,053 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:06:49,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:06:49,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:06:49,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:06:49,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:06:49,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:06:49,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:06:49,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:06:49,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:06:49,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:06:49,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:06:49,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:06:49,076 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 17:06:49,116 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:06:49,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:06:49,122 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:06:49,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:06:49,127 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:06:49,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:06:49,128 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:06:49,128 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:06:49,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:06:49,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:06:49,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:06:49,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:06:49,130 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:06:49,131 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:06:49,131 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:06:49,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:06:49,132 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:06:49,132 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:06:49,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:06:49,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:06:49,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:06:49,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:06:49,136 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:06:49,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:06:49,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:06:49,138 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:06:49,138 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 -> 21660a796a9fabdc17f71a2c9b566dbf63b87e13 [2019-11-27 17:06:49,741 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:06:49,777 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:06:49,786 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:06:49,788 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:06:49,791 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:06:49,792 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point.cil.out.i [2019-11-27 17:06:49,956 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9e027a14/aab839ed37de41d780c00eb1b1bcc30d/FLAG7b378d53f [2019-11-27 17:06:51,615 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:06:51,619 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point.cil.out.i [2019-11-27 17:06:51,702 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9e027a14/aab839ed37de41d780c00eb1b1bcc30d/FLAG7b378d53f [2019-11-27 17:06:51,740 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9e027a14/aab839ed37de41d780c00eb1b1bcc30d [2019-11-27 17:06:51,747 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:06:51,753 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:06:51,757 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:06:51,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:06:51,766 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:06:51,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:06:51" (1/1) ... [2019-11-27 17:06:51,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f40bda2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:06:51, skipping insertion in model container [2019-11-27 17:06:51,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:06:51" (1/1) ... [2019-11-27 17:06:51,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:06:52,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:06:54,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:06:54,700 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:06:55,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:06:55,697 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:06:55,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:06:55 WrapperNode [2019-11-27 17:06:55,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:06:55,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:06:55,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:06:55,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:06:55,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:06:55" (1/1) ... [2019-11-27 17:06:55,862 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:06:55" (1/1) ... [2019-11-27 17:06:56,174 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:06:56,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:06:56,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:06:56,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:06:56,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:06:55" (1/1) ... [2019-11-27 17:06:56,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:06:55" (1/1) ... [2019-11-27 17:06:56,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:06:55" (1/1) ... [2019-11-27 17:06:56,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:06:55" (1/1) ... [2019-11-27 17:06:56,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:06:55" (1/1) ... [2019-11-27 17:06:56,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:06:55" (1/1) ... [2019-11-27 17:06:56,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:06:55" (1/1) ... [2019-11-27 17:06:56,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:06:56,587 INFO L168 Benchmark]: Toolchain (without parser) took 4829.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 851.8 MB in the end (delta: 104.2 MB). Peak memory consumption was 104.3 MB. Max. memory is 12.5 GB. [2019-11-27 17:06:56,588 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 17:06:56,593 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3943.03 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 880.4 MB in the end (delta: 75.6 MB). Peak memory consumption was 75.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:06:56,595 INFO L168 Benchmark]: Boogie Procedure Inliner took 476.02 ms. Allocated memory is still 1.0 GB. Free memory was 880.4 MB in the beginning and 863.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:06:56,596 INFO L168 Benchmark]: Boogie Preprocessor took 399.62 ms. Allocated memory is still 1.0 GB. Free memory was 863.2 MB in the beginning and 851.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:06:56,610 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 3943.03 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 880.4 MB in the end (delta: 75.6 MB). Peak memory consumption was 75.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 476.02 ms. Allocated memory is still 1.0 GB. Free memory was 880.4 MB in the beginning and 863.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 399.62 ms. Allocated memory is still 1.0 GB. Free memory was 863.2 MB in the beginning and 851.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 17:07:00,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:07:00,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:07:00,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:07:00,798 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:07:00,801 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:07:00,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:07:00,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:07:00,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:07:00,841 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:07:00,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:07:00,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:07:00,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:07:00,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:07:00,858 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:07:00,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:07:00,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:07:00,874 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:07:00,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:07:00,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:07:00,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:07:00,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:07:00,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:07:00,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:07:00,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:07:00,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:07:00,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:07:00,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:07:00,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:07:00,938 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:07:00,940 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:07:00,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:07:00,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:07:00,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:07:00,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:07:00,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:07:00,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:07:00,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:07:00,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:07:00,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:07:00,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:07:00,970 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 17:07:01,022 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:07:01,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:07:01,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:07:01,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:07:01,035 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:07:01,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:07:01,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:07:01,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:07:01,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:07:01,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:07:01,042 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:07:01,043 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:07:01,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:07:01,044 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:07:01,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:07:01,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:07:01,048 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:07:01,048 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:07:01,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:07:01,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:07:01,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:07:01,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:07:01,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:07:01,051 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:07:01,053 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:07:01,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:07:01,054 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:07:01,054 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 17:07:01,054 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 -> 21660a796a9fabdc17f71a2c9b566dbf63b87e13 [2019-11-27 17:07:01,726 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:07:01,758 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:07:01,767 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:07:01,771 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:07:01,772 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:07:01,774 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point.cil.out.i [2019-11-27 17:07:01,949 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc7b3c718/26b1ef0671064ac59cf22737ec0811a6/FLAG1e474f36e [2019-11-27 17:07:03,772 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:07:03,776 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point.cil.out.i [2019-11-27 17:07:03,872 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc7b3c718/26b1ef0671064ac59cf22737ec0811a6/FLAG1e474f36e [2019-11-27 17:07:03,913 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc7b3c718/26b1ef0671064ac59cf22737ec0811a6 [2019-11-27 17:07:03,918 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:07:03,925 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:07:03,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:07:03,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:07:03,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:07:03,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:07:03" (1/1) ... [2019-11-27 17:07:03,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f40bda2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:03, skipping insertion in model container [2019-11-27 17:07:03,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:07:03" (1/1) ... [2019-11-27 17:07:03,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:07:04,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:07:06,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:07:06,487 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:07:07,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:07:07,562 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:07:07,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:07 WrapperNode [2019-11-27 17:07:07,564 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:07:07,566 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:07:07,566 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:07:07,566 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:07:07,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:07" (1/1) ... [2019-11-27 17:07:07,744 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:07" (1/1) ... [2019-11-27 17:07:08,059 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:07:08,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:07:08,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:07:08,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:07:08,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:07" (1/1) ... [2019-11-27 17:07:08,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:07" (1/1) ... [2019-11-27 17:07:08,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:07" (1/1) ... [2019-11-27 17:07:08,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:07" (1/1) ... [2019-11-27 17:07:08,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:07" (1/1) ... [2019-11-27 17:07:08,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:07" (1/1) ... [2019-11-27 17:07:08,439 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:07" (1/1) ... [2019-11-27 17:07:08,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:07:08,493 INFO L168 Benchmark]: Toolchain (without parser) took 4569.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 845.9 MB in the end (delta: 108.7 MB). Peak memory consumption was 108.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:07:08,495 INFO L168 Benchmark]: CDTParser took 3.82 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 17:07:08,499 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3635.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 874.5 MB in the end (delta: 80.0 MB). Peak memory consumption was 80.1 MB. Max. memory is 12.5 GB. [2019-11-27 17:07:08,507 INFO L168 Benchmark]: Boogie Procedure Inliner took 497.35 ms. Allocated memory is still 1.0 GB. Free memory was 874.5 MB in the beginning and 857.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:07:08,511 INFO L168 Benchmark]: Boogie Preprocessor took 423.62 ms. Allocated memory is still 1.0 GB. Free memory was 857.3 MB in the beginning and 845.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:07:08,525 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.82 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 3635.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 874.5 MB in the end (delta: 80.0 MB). Peak memory consumption was 80.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 497.35 ms. Allocated memory is still 1.0 GB. Free memory was 874.5 MB in the beginning and 857.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 423.62 ms. Allocated memory is still 1.0 GB. Free memory was 857.3 MB in the beginning and 845.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...