./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ntdrivers/floppy2.i.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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/ntdrivers/floppy2.i.cil.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 8c33fbb2f2d3064c24fd4b9014f0197e4b8425a2 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/floppy2.i.cil.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 8c33fbb2f2d3064c24fd4b9014f0197e4b8425a2 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:19:59,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:19:59,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:19:59,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:19:59,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:19:59,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:19:59,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:19:59,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:19:59,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:19:59,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:19:59,076 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:19:59,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:19:59,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:19:59,083 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:19:59,086 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:19:59,087 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:19:59,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:19:59,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:19:59,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:19:59,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:19:59,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:19:59,113 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:19:59,114 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:19:59,115 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:19:59,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:19:59,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:19:59,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:19:59,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:19:59,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:19:59,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:19:59,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:19:59,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:19:59,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:19:59,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:19:59,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:19:59,136 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:19:59,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:19:59,137 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:19:59,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:19:59,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:19:59,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:19:59,144 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:19:59,185 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:19:59,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:19:59,188 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:19:59,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:19:59,192 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:19:59,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:19:59,193 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:19:59,193 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:19:59,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:19:59,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:19:59,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:19:59,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:19:59,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:19:59,197 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:19:59,197 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:19:59,197 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:19:59,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:19:59,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:19:59,198 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:19:59,201 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:19:59,201 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:19:59,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:19:59,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:19:59,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:19:59,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:19:59,202 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:19:59,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:19:59,203 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:19:59,203 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 -> 8c33fbb2f2d3064c24fd4b9014f0197e4b8425a2 [2019-11-27 09:19:59,661 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:19:59,680 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:19:59,683 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:19:59,686 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:19:59,690 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:19:59,691 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers/floppy2.i.cil.c [2019-11-27 09:19:59,797 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b05e95102/7dc91f8f75274ed8bb7709a78c4391a3/FLAG0e7205c65 [2019-11-27 09:20:01,533 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:01,537 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/floppy2.i.cil.c [2019-11-27 09:20:01,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b05e95102/7dc91f8f75274ed8bb7709a78c4391a3/FLAG0e7205c65 [2019-11-27 09:20:01,835 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b05e95102/7dc91f8f75274ed8bb7709a78c4391a3 [2019-11-27 09:20:01,841 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:01,846 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:01,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:01,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:01,855 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:01,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:01" (1/1) ... [2019-11-27 09:20:01,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6591d798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:01, skipping insertion in model container [2019-11-27 09:20:01,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:01" (1/1) ... [2019-11-27 09:20:01,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:02,234 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:06,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:06,225 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:07,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:07,995 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:07,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:07 WrapperNode [2019-11-27 09:20:07,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:07,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:07,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:08,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:08,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:07" (1/1) ... [2019-11-27 09:20:08,238 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:07" (1/1) ... [2019-11-27 09:20:08,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:08,638 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:08,639 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:08,639 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:08,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:07" (1/1) ... [2019-11-27 09:20:08,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:07" (1/1) ... [2019-11-27 09:20:08,728 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:07" (1/1) ... [2019-11-27 09:20:08,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:07" (1/1) ... [2019-11-27 09:20:08,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:07" (1/1) ... [2019-11-27 09:20:09,026 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:07" (1/1) ... [2019-11-27 09:20:09,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:07" (1/1) ... [2019-11-27 09:20:09,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:09,178 INFO L168 Benchmark]: Toolchain (without parser) took 7330.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 760.6 MB in the end (delta: 176.8 MB). Peak memory consumption was 176.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:09,180 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:20:09,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6149.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 871.6 MB in the end (delta: 65.7 MB). Peak memory consumption was 287.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:09,184 INFO L168 Benchmark]: Boogie Procedure Inliner took 640.30 ms. Allocated memory is still 1.0 GB. Free memory was 871.6 MB in the beginning and 810.8 MB in the end (delta: 60.8 MB). Peak memory consumption was 60.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:09,187 INFO L168 Benchmark]: Boogie Preprocessor took 532.52 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 760.6 MB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:09,195 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 6149.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 871.6 MB in the end (delta: 65.7 MB). Peak memory consumption was 287.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 640.30 ms. Allocated memory is still 1.0 GB. Free memory was 871.6 MB in the beginning and 810.8 MB in the end (delta: 60.8 MB). Peak memory consumption was 60.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 532.52 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 760.6 MB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 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 09:20:12,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:12,006 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:12,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:12,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:12,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:12,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:12,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:12,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:12,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:12,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:12,067 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:12,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:12,071 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:12,073 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:12,074 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:12,077 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:12,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:12,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:12,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:12,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:12,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:12,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:12,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:12,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:12,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:12,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:12,114 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:12,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:12,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:12,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:12,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:12,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:12,121 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:12,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:12,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:12,126 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:12,127 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:12,127 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:12,128 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:12,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:12,132 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:20:12,160 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:12,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:12,165 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:12,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:12,166 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:12,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:12,166 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:12,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:12,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:12,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:12,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:12,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:12,169 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:20:12,170 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:20:12,171 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:12,171 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:12,171 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:12,171 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:12,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:12,173 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:12,173 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:12,173 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:12,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:12,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:12,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:12,176 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:12,176 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:20:12,176 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:20:12,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:12,177 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:20:12,178 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 -> 8c33fbb2f2d3064c24fd4b9014f0197e4b8425a2 [2019-11-27 09:20:12,668 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:12,685 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:12,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:12,697 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:12,697 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:12,698 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers/floppy2.i.cil.c [2019-11-27 09:20:12,810 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dbec15f0/5b0dbdcdd5d442239f8d077322c40061/FLAG1c41ca31f [2019-11-27 09:20:14,502 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:14,506 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/floppy2.i.cil.c [2019-11-27 09:20:14,643 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dbec15f0/5b0dbdcdd5d442239f8d077322c40061/FLAG1c41ca31f [2019-11-27 09:20:14,854 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dbec15f0/5b0dbdcdd5d442239f8d077322c40061 [2019-11-27 09:20:14,859 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:14,861 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:14,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:14,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:14,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:14,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:14" (1/1) ... [2019-11-27 09:20:14,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@db3c047 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:14, skipping insertion in model container [2019-11-27 09:20:14,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:14" (1/1) ... [2019-11-27 09:20:14,890 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:15,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:19,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:19,496 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:20,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:21,215 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:21,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:21 WrapperNode [2019-11-27 09:20:21,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:21,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:21,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:21,221 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:21,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:21" (1/1) ... [2019-11-27 09:20:21,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:21" (1/1) ... [2019-11-27 09:20:21,825 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:21,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:21,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:21,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:21,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:21" (1/1) ... [2019-11-27 09:20:21,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:21" (1/1) ... [2019-11-27 09:20:21,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:21" (1/1) ... [2019-11-27 09:20:21,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:21" (1/1) ... [2019-11-27 09:20:22,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:21" (1/1) ... [2019-11-27 09:20:22,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:21" (1/1) ... [2019-11-27 09:20:22,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:21" (1/1) ... [2019-11-27 09:20:22,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:22,395 INFO L168 Benchmark]: Toolchain (without parser) took 7528.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 752.9 MB in the end (delta: 184.4 MB). Peak memory consumption was 184.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:22,395 INFO L168 Benchmark]: CDTParser took 1.59 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:20:22,399 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6352.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 848.7 MB in the end (delta: 88.6 MB). Peak memory consumption was 278.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:22,400 INFO L168 Benchmark]: Boogie Procedure Inliner took 605.62 ms. Allocated memory is still 1.0 GB. Free memory was 848.7 MB in the beginning and 795.1 MB in the end (delta: 53.6 MB). Peak memory consumption was 53.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:22,403 INFO L168 Benchmark]: Boogie Preprocessor took 561.53 ms. Allocated memory is still 1.0 GB. Free memory was 795.1 MB in the beginning and 752.9 MB in the end (delta: 42.2 MB). Peak memory consumption was 42.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:22,411 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 6352.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 848.7 MB in the end (delta: 88.6 MB). Peak memory consumption was 278.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 605.62 ms. Allocated memory is still 1.0 GB. Free memory was 848.7 MB in the beginning and 795.1 MB in the end (delta: 53.6 MB). Peak memory consumption was 53.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 561.53 ms. Allocated memory is still 1.0 GB. Free memory was 795.1 MB in the beginning and 752.9 MB in the end (delta: 42.2 MB). Peak memory consumption was 42.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...