./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ntdrivers/floppy.i.cil-3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/ntdrivers/floppy.i.cil-3.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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 32bit --witnessprinter.graph.data.programhash 288455837bbcdace13acb5088d8d325d99808343 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/ntdrivers/floppy.i.cil-3.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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 32bit --witnessprinter.graph.data.programhash 288455837bbcdace13acb5088d8d325d99808343 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:24:51,723 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:24:51,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:24:51,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:24:51,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:24:51,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:24:51,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:24:51,788 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:24:51,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:24:51,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:24:51,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:24:51,805 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:24:51,808 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:24:51,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:24:51,818 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:24:51,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:24:51,823 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:24:51,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:24:51,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:24:51,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:24:51,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:24:51,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:24:51,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:24:51,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:24:51,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:24:51,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:24:51,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:24:51,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:24:51,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:24:51,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:24:51,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:24:51,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:24:51,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:24:51,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:24:51,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:24:51,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:24:51,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:24:51,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:24:51,899 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:24:51,900 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:24:51,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:24:51,907 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:24:51,956 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:24:51,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:24:51,973 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:24:51,975 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:24:51,975 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:24:51,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:24:51,978 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:24:51,978 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:24:51,990 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:24:51,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:24:51,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:24:51,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:24:51,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:24:51,997 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:24:51,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:24:51,999 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:24:51,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:24:52,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:24:52,000 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:24:52,000 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:24:52,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:24:52,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:24:52,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:24:52,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:24:52,004 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:24:52,004 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:24:52,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:24:52,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:24:52,006 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 288455837bbcdace13acb5088d8d325d99808343 [2019-11-25 22:24:52,584 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:24:52,613 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:24:52,617 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:24:52,625 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:24:52,626 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:24:52,627 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers/floppy.i.cil-3.c [2019-11-25 22:24:52,780 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce00bb54f/8d63dd919cd5402fa2add250403584db/FLAG94d0243f2 [2019-11-25 22:24:54,418 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:24:54,423 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/floppy.i.cil-3.c [2019-11-25 22:24:54,532 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce00bb54f/8d63dd919cd5402fa2add250403584db/FLAG94d0243f2 [2019-11-25 22:24:54,570 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce00bb54f/8d63dd919cd5402fa2add250403584db [2019-11-25 22:24:54,578 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:24:54,580 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:24:54,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:54,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:24:54,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:24:54,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:54" (1/1) ... [2019-11-25 22:24:54,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eb414fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:54, skipping insertion in model container [2019-11-25 22:24:54,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:54" (1/1) ... [2019-11-25 22:24:54,623 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:24:54,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:24:57,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:57,949 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:24:58,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:59,153 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:24:59,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:59 WrapperNode [2019-11-25 22:24:59,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:59,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:59,158 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:24:59,161 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:24:59,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:59" (1/1) ... [2019-11-25 22:24:59,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:59" (1/1) ... [2019-11-25 22:25:00,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:00,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:00,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:00,093 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:00,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:59" (1/1) ... [2019-11-25 22:25:00,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:59" (1/1) ... [2019-11-25 22:25:00,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:59" (1/1) ... [2019-11-25 22:25:00,263 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:59" (1/1) ... [2019-11-25 22:25:01,206 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:59" (1/1) ... [2019-11-25 22:25:01,321 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:59" (1/1) ... [2019-11-25 22:25:01,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:59" (1/1) ... [2019-11-25 22:25:01,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:01,492 INFO L168 Benchmark]: Toolchain (without parser) took 6907.61 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 879.6 MB in the end (delta: 76.4 MB). Peak memory consumption was 296.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:01,493 INFO L168 Benchmark]: CDTParser took 1.98 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. [2019-11-25 22:25:01,496 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4570.05 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 821.8 MB in the end (delta: 128.4 MB). Peak memory consumption was 128.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:01,499 INFO L168 Benchmark]: Boogie Procedure Inliner took 933.59 ms. Allocated memory is still 1.0 GB. Free memory was 816.1 MB in the beginning and 753.1 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:01,502 INFO L168 Benchmark]: Boogie Preprocessor took 1393.92 ms. Allocated memory is still 1.0 GB. Free memory was 753.1 MB in the beginning and 879.6 MB in the end (delta: -126.5 MB). Peak memory consumption was 93.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:01,512 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.98 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 4570.05 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 821.8 MB in the end (delta: 128.4 MB). Peak memory consumption was 128.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 933.59 ms. Allocated memory is still 1.0 GB. Free memory was 816.1 MB in the beginning and 753.1 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1393.92 ms. Allocated memory is still 1.0 GB. Free memory was 753.1 MB in the beginning and 879.6 MB in the end (delta: -126.5 MB). Peak memory consumption was 93.9 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 0.1.24-65d6cd2 [2019-11-25 22:25:05,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:05,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:05,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:05,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:05,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:05,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:05,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:05,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:05,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:05,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:05,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:05,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:05,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:05,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:05,694 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:05,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:05,703 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:05,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:05,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:05,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:05,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:05,731 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:05,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:05,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:05,746 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:05,746 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:05,749 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:05,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:05,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:05,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:05,755 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:05,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:05,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:05,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:05,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:05,767 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:05,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:05,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:05,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:05,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:05,778 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:25:05,817 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:05,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:05,823 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:05,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:05,825 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:05,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:05,828 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:05,828 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:05,828 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:05,829 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:05,830 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:05,830 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:05,831 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:25:05,833 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:25:05,833 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:05,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:05,834 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:05,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:05,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:05,838 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:05,838 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:05,838 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:05,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:05,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:05,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:05,840 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:05,840 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:25:05,840 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:25:05,841 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:05,843 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:25:05,844 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 288455837bbcdace13acb5088d8d325d99808343 [2019-11-25 22:25:06,402 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:06,435 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:06,441 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:06,446 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:06,450 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:06,452 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers/floppy.i.cil-3.c [2019-11-25 22:25:06,613 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b06d82a6/179bb2744cf4493a80d4497c74d01cef/FLAG57f578318 [2019-11-25 22:25:08,423 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:08,426 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/floppy.i.cil-3.c [2019-11-25 22:25:08,532 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b06d82a6/179bb2744cf4493a80d4497c74d01cef/FLAG57f578318 [2019-11-25 22:25:08,578 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b06d82a6/179bb2744cf4493a80d4497c74d01cef [2019-11-25 22:25:08,584 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:08,589 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:08,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:08,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:08,608 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:08,610 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:08" (1/1) ... [2019-11-25 22:25:08,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59644eee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:08, skipping insertion in model container [2019-11-25 22:25:08,621 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:08" (1/1) ... [2019-11-25 22:25:08,640 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:08,938 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:12,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:12,283 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:13,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:13,885 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:13,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:13 WrapperNode [2019-11-25 22:25:13,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:13,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:13,892 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:13,892 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:13,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:13" (1/1) ... [2019-11-25 22:25:14,203 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:13" (1/1) ... [2019-11-25 22:25:15,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:15,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:15,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:15,193 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:15,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:13" (1/1) ... [2019-11-25 22:25:15,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:13" (1/1) ... [2019-11-25 22:25:15,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:13" (1/1) ... [2019-11-25 22:25:15,338 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:13" (1/1) ... [2019-11-25 22:25:15,917 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:13" (1/1) ... [2019-11-25 22:25:16,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:13" (1/1) ... [2019-11-25 22:25:16,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:13" (1/1) ... [2019-11-25 22:25:16,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:16,237 INFO L168 Benchmark]: Toolchain (without parser) took 7647.02 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 830.2 MB in the end (delta: 125.8 MB). Peak memory consumption was 125.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:16,241 INFO L168 Benchmark]: CDTParser took 3.44 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. [2019-11-25 22:25:16,245 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5292.25 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 764.7 MB in the end (delta: 185.5 MB). Peak memory consumption was 185.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:16,248 INFO L168 Benchmark]: Boogie Procedure Inliner took 1298.70 ms. Allocated memory is still 1.0 GB. Free memory was 764.7 MB in the beginning and 934.9 MB in the end (delta: -170.2 MB). Peak memory consumption was 98.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:16,251 INFO L168 Benchmark]: Boogie Preprocessor took 1040.49 ms. Allocated memory is still 1.0 GB. Free memory was 934.9 MB in the beginning and 830.2 MB in the end (delta: 104.8 MB). Peak memory consumption was 104.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:16,267 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.44 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 5292.25 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 764.7 MB in the end (delta: 185.5 MB). Peak memory consumption was 185.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1298.70 ms. Allocated memory is still 1.0 GB. Free memory was 764.7 MB in the beginning and 934.9 MB in the end (delta: -170.2 MB). Peak memory consumption was 98.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1040.49 ms. Allocated memory is still 1.0 GB. Free memory was 934.9 MB in the beginning and 830.2 MB in the end (delta: 104.8 MB). Peak memory consumption was 104.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...